CN109431965A - Pharmaceutical formulation and its use - Google Patents
Pharmaceutical formulation and its use Download PDFInfo
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- CN109431965A CN109431965A CN201810705441.XA CN201810705441A CN109431965A CN 109431965 A CN109431965 A CN 109431965A CN 201810705441 A CN201810705441 A CN 201810705441A CN 109431965 A CN109431965 A CN 109431965A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/20—Pills, tablets, discs, rods
- A61K9/2072—Pills, tablets, discs, rods characterised by shape, structure or size; Tablets with holes, special break lines or identification marks; Partially coated tablets; Disintegrating flat shaped forms
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
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- A01N25/00—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests
- A01N25/34—Shaped forms, e.g. sheets, not provided for in any other sub-group of this main group
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K45/00—Medicinal preparations containing active ingredients not provided for in groups A61K31/00 - A61K41/00
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- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K8/00—Cosmetics or similar toiletry preparations
- A61K8/02—Cosmetics or similar toiletry preparations characterised by special physical form
- A61K8/0216—Solid or semisolid forms
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- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/20—Pills, tablets, discs, rods
- A61K9/2004—Excipients; Inactive ingredients
- A61K9/2009—Inorganic compounds
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/20—Pills, tablets, discs, rods
- A61K9/2004—Excipients; Inactive ingredients
- A61K9/2013—Organic compounds, e.g. phospholipids, fats
- A61K9/2018—Sugars, or sugar alcohols, e.g. lactose, mannitol; Derivatives thereof, e.g. polysorbates
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/20—Pills, tablets, discs, rods
- A61K9/2004—Excipients; Inactive ingredients
- A61K9/2022—Organic macromolecular compounds
- A61K9/2027—Organic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyvinyl pyrrolidone, poly(meth)acrylates
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/20—Pills, tablets, discs, rods
- A61K9/2004—Excipients; Inactive ingredients
- A61K9/2022—Organic macromolecular compounds
- A61K9/2031—Organic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyethylene glycol, polyethylene oxide, poloxamers
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/20—Pills, tablets, discs, rods
- A61K9/2004—Excipients; Inactive ingredients
- A61K9/2022—Organic macromolecular compounds
- A61K9/2031—Organic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyethylene glycol, polyethylene oxide, poloxamers
- A61K9/204—Polyesters, e.g. poly(lactide-co-glycolide)
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- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/20—Pills, tablets, discs, rods
- A61K9/2004—Excipients; Inactive ingredients
- A61K9/2022—Organic macromolecular compounds
- A61K9/205—Polysaccharides, e.g. alginate, gums; Cyclodextrin
- A61K9/2054—Cellulose; Cellulose derivatives, e.g. hydroxypropyl methylcellulose
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
- A61Q19/00—Preparations for care of the skin
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K2800/00—Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
- A61K2800/10—General cosmetic use
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Abstract
Present disclose provides a kind of for oral stabilization of solid pharmaceutical formulation.The pharmaceutical formulation includes matrix, forms compartment in inside;And it is accommodated in the drug matrices in the compartment.The controlled release of drug matrices pharmaceutical active ingredient may be implemented in the design of the pharmaceutical formulation.
Description
It is on June 3rd, 2016, entitled " drug agent that the application, which is application No. is the 201610395483.9, applying date,
The divisional application of the Chinese invention patent application of type and its use ", original application require on June 3rd, 2015 it is submitting, application No. is
62/170,645 U.S. Provisional Patent Application and on March 24th, 2016 are submitting, application No. is 62/313,092 U.S. to face
When patent application priority, this application by reference to mode be integrally incorporated herein.
Technical field
The invention mainly relates to a kind of pharmaceutical formulation and bioactivator, diagnosticum, reagent, enamel and agriculturals/kill
The controlled release of worm agent.
Background technique
Drug must be prepared into pharmaceutical formulation could list marketing use.Conventional medication dosage form is usually by active pharmaceutical ingredient
It is mixed with non-active ingredient (excipient) and other not re-usable material such as capsule shells.Pharmaceutical formulation classification
Including liquid drug dosage form (for example, solution, syrup, elixir, suspension and emulsion), solid medicine dosage form is (for example, tablet, glue
Capsule, caplet and gel cap) and semisolid pharmaceutical formulation (for example, ointment and suppository), wherein for the system of oral drugs
For, solid medicine dosage form most advantage.
Tablet is most common solid medicine dosage form, advantage is had more in manufacture, packaging and transport, and be easier to know
Not with swallow.After being applied to organism, tablet and body interact to play drug effect.Active pharmaceutical ingredient must be in piece
Agent releases before being rapidly absorbed into blood circulation.Drug ingedient is then dispersed by body fluid and tissue or is dissolved in vivo.
During this drug absorption, deposition, metabolism and elimination, pharmaceutical formulation is determining drug release patterns and biological utilisation
Degree aspect plays decisive role.Therefore, the demand for researching and developing a kind of pharmaceutical formulation that can provide controllable application system always exists,
The system can provide levels of drugs needed for blood plasma, reduce side effect, and can improve patient to the adaptability of medicament.
Summary of the invention
On the one hand, present disclose provides a kind of pharmaceutical formulations comprising the matrix containing at least one compartment and is received
In the drug matrices of the compartment.In some embodiments, the drug is operably secured on matrix.In some realities
It applies in mode, the drug and matrix are separated and can be moved freely in compartment.
In some embodiments, described matrix be from hydrophilic polymer, hydrophobic polymer, polymers capable of swelling,
The thermoplastic chosen in non-swelling polymer, porous polymer, non porous polymeric, erodable polymer and non-erodable polymer
Property material.In some embodiments, the thermoformable material is poly- selected from Vinylcaprolactam homopolymer polyvinyl acetate-
Ethylene glycol graft copolymer 57/30/13, Kollidon VA64 (PVP- VA), polyethylene pyrrole
Pyrrolidone-polyvinyl acetate copolymer (PVP-VA) 60/40, polyvinylpyrrolidone (PVP), polyvinyl acetate ester
(PVAc) and polyvinylpyrrolidone (PVP) copolymer 80/20, polyethylene glycol vinyl alcohol graft copolymer 25/75,
Kollicoat IR- polyvinyl alcohol copolymer 60/40, polyvinyl alcohol (PVA or PV-OH), polyvinyl acetate ester (PVAc),
The poly- 2- dimethylaminoethyl methacrylate-polymethyl methacrylate copolymer 1:2:1 of polybutyl methacrylate-gathers
Dimethylaminoethyl-polymethacrylate copolymer, the poly- front three of polyethyl acrylate-polymethyl methacrylate-
Base ethyl vinyl chloride copolymer, the poly- base acrylic copolymer 7:3:1 of polymethyl acrylate-polymethyl methacrylate-, poly- first
Base acrylic acid-polymethyl methacrylate copolymer 1:2, polymethylacrylic acid-polyethyl acrylate copolymer 1: 1, poly- methyl
Acrylic acid-polymethyl methacrylate copolymer 1:1, polyethylene oxide (PEO), polyethylene glycol (PEG), hyper-branched polyester, hydroxyl
Propyl methocel phthalic acid ester, hypromellose phthalate, hydroxypropyl methyl cellulose or hydroxypropyl first
Cellulose (HMPC), hydroxypropyl methyl cellulose succinate or hydroxypropyl methyl cellulose acetate succinate
(HPMCAS), polylactide-copolymer of poly lactic acid (PLGA), carbomer, polyvinyl-polyvinylacetate copolymer, ethylene-second
Vinyl acetate copolymer, polyethylene (PE) and polycaprolactone (PCL), hydroxy propyl cellulose (HPC), polyoxyethylene 40 hydrogenate
Castor oil, methylcellulose (MC), ethyl cellulose (EC), poloxamer, hydroxypropyl methylcellulose phthalate
(HPMCP), poloxamer, rilanit special, glyceryl palmitostearate, Brazil wax, polylactic acid (PLA), polyethanol
Sour (PGA), acetylbutyrylcellulose (CAB), colloidal silicon, titanium oxide, sucrose, glucose, polyvinyl acetate phthalic acid
Ester (PVAP) and their combination.
In some embodiments, compartment shape can be pie, coniform, pyramid shape, cylindric, cubic,
The combination of rectangular-shape, triangle or polygon prismatic, tetrahedral or these shapes.
In some embodiments, first drug is existed with nano particle, micropin either web form.
In some embodiments, the drug matrices include active pharmaceutical ingredient (API).In some embodiments,
The API can be local anesthetic, sleep regulation medicine, antiepileptic, anticonvulsive drug, anti-alzheimer illness medicine, antalgesic,
Arthrifuric, antihypertensive, antiarrhymic, diuretics, treatment liver disease drug, treatment pancreatic disease drug, in treatment
Pivot nervous system disease medicament, treatment gastrointestinal disease drug, antihistamine, antiallergic, glucocorticoid medicine, hormone drug
Object, contraceptive, hypoglycemic agent, anti-osteoporotic, antibiotic, sulfa drugs, quinolone drugs and other synthesis are anti-
In bacterium medicine, antituberculotic, antiviral drugs, anti-tumor drug, immunomodulator, cosmetic active agent or Chinese tradition
Medicine.In some embodiments, the API is for bioactive agents, diagnostic reagent, for the reagent of scientific research, makeup
Product reagent, veterinary medicament or agricultural/pesticidal agents.
In some embodiments, the drug matrices further comprise excipient.In some embodiments, the tax
Shape agent is made of water-soluble material, non-water soluble material, and the material is selected from the group: cocoa butter, polyethylene glycol
(PEG), sucrose, glucose, galactolipin, fructose, xylose, lactose, maltose, trehalose, D-sorbite, mannitol, malt
Magma essence, gossypose, stachyose, oligofructose and their combination carbohydrate, gel-like, cellulose family, polyesters, polycyclic oxygen second
The material of alkanes, polyethylene kind, polyacrylic or combinations thereof is made.
In some embodiments, the compartment have one by plug (plug) obstruction and/or closed hole
(aperture).In some embodiments, the plug is by porous polymer, erodable polymer, pH sensitive polymer
Or naturally occurring substance such as shellac is made.In some embodiments, the plug be by selected from water-soluble polymer, it is non-aqueous
Soluble polymer, wax class, carbohydrate, gel-like, cellulose family, polyesters, polyethylene oxide class, polyethylene kind, polyacrylic
Or combinations thereof material be made.
In some embodiments, pharmaceutical formulation includes the Gas generating components positioned at the first compartment.In some realities
It applies in mode, the Gas generating components are selected from the group: water soluble carbonate, sulphite, bicarbonate, sodium carbonate, carbonic acid
Hydrogen sodium, sodium metabisulfite, calcium carbonate or their combination can discharge carbon dioxide or sulfur dioxide gas when touching gastric juice
Body.In some embodiments, the Gas generating components are sodium bicarbonate and organic acid (for example, citric acid and tartaric acid etc.)
Combination.
On the other hand, present disclose provides a kind of pharmaceutical formulation, which includes internal at least containing one the
The matrix of one compartment and a second compartment.The pharmaceutical formulation includes the first drug matrices for being accommodated in the first compartment
With the second drug matrices for being accommodated in the second compartment.
In some embodiments, the first compartment is connected with the second compartment.In some embodiments, described
First compartment and the second compartment are not attached to.
In some embodiments, first drug matrices are identical as second drug matrices.In some embodiment party
In formula, first drug matrices are different from second drug matrices.
In some embodiments, the first compartment have one by the first plug block the first hole, described second
Compartment has second hole blocked by the second plug.In some embodiments, first plug is than the second plug
Permeability is high.In some embodiments, first plug is higher than the erosion rate of the second plug.
In some embodiments, the first compartment is surrounded by the first wall, and the second compartment is surrounded by the second wall.
In some embodiments, first wall is than second wall thickness.In some embodiments, first wall
Permeability than second wall is high.In some embodiments, first wall is erodible higher than second wall.
On the other hand, present disclose provides a kind of pharmaceutical formulations, comprising: the two or more layers matrix being stacked
Layer, wherein at least one of described two or multiple base layers are respectively containing at least one drug matrices.
In some embodiments, described two or multiple base layers can be separated from each other.
In some embodiments, described two or multiple base layers are made of at least one thermoplastic material.
In some embodiments, described two or multiple base layers have different thickness.
In some embodiments, described two or multiple base layers have different corrosion/dissolution rates.
In some embodiments, described two or multiple base layers are arranged at least one drug matrices for being included
It is discharged in aqueous solution based on scheduled release profiles.
In some embodiments, described two or multiple base layers include the first base layer comprising the first drug ingedient
And the second base layer comprising the second drug ingedient, wherein second base layer is set relative to first base layer
It is relatively external, so that second drug ingedient is discharged prior to first drug ingedient.
On the other hand, present disclose provides a kind of pharmaceutical formulations, comprising: matrix, described matrix have on its interior
Compartment;And drug matrices, it is accommodated in the compartment.
In some embodiments, the drug matrices are fixedly seated in the compartment.
In some embodiments, the drug matrices are configured to the size for having less than the compartment, so as to
It is moved in the compartment.
In some embodiments, described matrix is integrally formed.
In some embodiments, the drug matrices are encapsulated in the shell with acicular texture, and the shell
Body is accommodated in the compartment.
In some embodiments, the drug matrices are made of loose material.
In some embodiments, the loose drug matrices and described matrix are made of identical material, and institute
The density for stating loose drug matrices is less than the density of described matrix.
In some embodiments, the compartment is closed.
In some embodiments, the compartment is configured to pie, pyramid shape, column, cone cell, cubic, just
The combination of cube shape, cylindrical shape, cone, triangle prismatic, polygon prismatic, tetrahedral or these shapes.
In some embodiments, described matrix have opening corresponding with the compartment, it is described opening so that it is described every
Drug matrices in room expose.
In some embodiments, the compartment is configured to the face from the inside cumulative dissolution boundary of the opening
Product, so that the active pharmaceutical ingredient when pharmaceutical formulation dissolution in the drug matrices is released with scheduled release profiles
It puts.
In some embodiments, the rate of release of the active pharmaceutical ingredient is constant.
In some embodiments, the compartment is configured to pie, pyramid shape, column, cone cell, cubic, just
The combination of cube shape, cylindrical shape, cone, triangle prismatic, polygon prismatic, tetrahedral or these shapes.
In some embodiments, described matrix has hole corresponding with the compartment, and described hole is blocked by plug,
To close the compartment.
In some embodiments, the plug is configured to dissolution time in aqueous solution and is longer than described matrix most
Short dissolution time, so that the active pharmaceutical ingredient in the drug matrices can be after plug dissolution through by described hole
It releases.
In some embodiments, multiple drug matrices are accommodated in the compartment, wherein in the multiple drug matrices
Contain different active pharmaceutical ingredients respectively.
In some embodiments, the multiple drug matrices are configured to adjacent column structure.
In some embodiments, the multiple compartment is configured to cylindrical space spaced apart from each other.
In some embodiments, the multiple drug matrices are configured to laminated construction.
In some embodiments, the inside of the compartment has slow release layer, is used to be isolated the drug matrices and institute
Matrix is stated, so that the slow release layer can delay the drug matrices pharmaceutical active ingredient when pharmaceutical formulation dissolution
Release.
In some embodiments, contain Gas generating components in the compartment.
In some embodiments, the drug matrices are made of nano particle.
In some embodiments, the compartment is hollow.
In some embodiments, the size of the compartment is configured such that the averag density of the pharmaceutical formulation is less than
The density of water.
In some embodiments, the drug matrices are configured to porous structure.
In some embodiments, described matrix is made of at least one thermoformable material.
Another aspect, present disclose provides a kind of pharmaceutical formulations, comprising: matrix, described matrix have on its interior
Multiple compartments;And multiple drug matrices, it is accommodated in the multiple compartment.
In some embodiments, each compartment in the multiple compartment is configured to column structure, and different
Compartment is spaced from each other.
In some embodiments, different active pharmaceutical ingredients is contained in the multiple drug matrices.
In some embodiments, the multiple drug matrices have different length.
In some embodiments, the multiple drug matrices have the area on different dissolution boundaries.
In some embodiments, at least partly compartment in the multiple compartment is closed.
In some embodiments, described matrix has open corresponding at least partly compartment in the multiple compartment
Mouthful, the opening is so that the drug matrices in corresponding compartment expose.
In some embodiments, the compartment is configured to the face from the inside cumulative dissolution boundary of the opening
Product, so that the active pharmaceutical ingredient being open in corresponding drug matrices is released when pharmaceutical formulation dissolution with scheduled
Put curve release.
In some embodiments, the rate of release of the active pharmaceutical ingredient is constant.
In some embodiments, the compartment is configured to pie, pyramid shape, column, cone cell, cubic, just
The combination of cube shape, cylindrical shape, cone, triangle prismatic, polygon prismatic, tetrahedral or these shapes.
In some embodiments, the opening has different areas.
In some embodiments, different active pharmaceutical ingredients is contained in the multiple drug matrices.
In some embodiments, described matrix has hole corresponding with the compartment, and described hole is blocked by plug,
To close the compartment.
In some embodiments, the plug is configured to dissolution time in aqueous solution and is longer than described matrix most
Short dissolution time, so that the active pharmaceutical ingredient in the drug matrices can be after plug dissolution through by described hole
It releases.
In some embodiments, different plugs is configured to have different dissolution times in aqueous solution, so that
The active pharmaceutical ingredient obtained in the multiple drug matrices discharges in different times.
In some embodiments, different plugs has different length.
In some embodiments, different plugs has different rate of dissolutions.
In some embodiments, different gaps has the area on different dissolution boundaries.
In some embodiments, the multiple compartment is connected with each other.
In some embodiments, the multiple compartment is spaced from each other.
In some embodiments, the multiple drug matrices are made of identical host material.
In some embodiments, multiple compartments of described matrix are configured to laminated construction spaced apart from each other.
In some embodiments, the drug matrices are made of nano particle, and are contained in multiple spaced apart from each other
In compartment.
In some embodiments, described matrix includes closing off multiple compartments of the multiple compartment, and institute
Multiple compartments are stated with different thickness.
In some embodiments, described matrix is made of at least one thermoformable material.
In another aspect, present disclose provides a kind of pharmaceutical formulations, comprising: multiple drug matrices, wherein each drug matrices
It is made respectively of at least one thermoformable material, and the multiple drug matrices are joined together.
In some embodiments, the multiple drug matrices contain different active pharmaceutical ingredients.
In some embodiments, the multiple drug matrices are made of identical host material.
In some embodiments, the multiple drug matrices are configured to column structure.
In some embodiments, the multiple drug matrices have fan-shaped section.
In some embodiments, the multiple drug matrices are stacked on together.
In some embodiments, the multiple drug matrices are configured to laminated construction.
In some embodiments, the adjacent drug matrices in the multiple drug matrices contain different pharmaceutical activity
Ingredient.
In some embodiments, the multiple drug matrices have different thickness.
In some embodiments, at least partly drug matrices are made of nano particle in the multiple drug matrices.
In some embodiments, positioned at non-outermost one or more drug matrix of laminated construction by nano particle
It constitutes.
Brief Description Of Drawings
Figure 1A shows a kind of traditional drug dosage form containing drug matrices;
Figure 1B shows release profiles after pharmaceutical formulation medication in Figure 1A;
Blood concentration after Fig. 1 C medication.
Fig. 1 D shows a kind of zero order delivery profile of the pharmaceutical formulation of controlled release;
Fig. 2A shows a kind of exemplary pharmaceutical formulation, with matrix and positioned at intrinsic silicon compartment and held
The drug matrices being contained in compartment;
Fig. 2 B shows the release process of the API of pharmaceutical formulation shown in Fig. 2A;
Fig. 3 shows a kind of exemplary pharmaceutical formulation, with matrix and positioned at the compartment of intrinsic silicon, and is held
Another pharmaceutical formulation being contained in the compartment;
Fig. 4 A shows a kind of exemplary pharmaceutical formulation, with matrix and positioned at the pie compartment of intrinsic silicon;
Fig. 4 B shows a kind of exemplary pharmaceutical formulation, has different sizes with matrix and positioned at intrinsic silicon
Multiple compartments of opening;
Fig. 4 C shows a kind of exemplary pharmaceutical formulation, with matrix and positioned at intrinsic silicon different angle every
Room;
Fig. 4 D shows a kind of exemplary pharmaceutical formulation, has different radii with matrix and positioned at intrinsic silicon
Compartment;
Fig. 4 E shows a kind of exemplary pharmaceutical formulation, with matrix and positioned at multiple compartments of intrinsic silicon, and
And compartment has different geometries to adjust the rate of release of API;
Fig. 5 shows a kind of sectional view of exemplary pharmaceutical formulation containing pie compartment;
Fig. 6 shows a kind of exemplary pharmaceutical formulation, with matrix and positioned at the laminated construction of intrinsic silicon, and medicine
Object matrix is dispersed between lamination in the form of nano particle;
Fig. 7 shows a kind of exemplary pharmaceutical formulation, with matrix, positioned at intrinsic silicon compartment and be accommodated in
The drug matrices of micropin shape in the compartment;
Fig. 8 A shows a kind of exemplary pharmaceutical formulation, with matrix, positioned at intrinsic silicon compartment and be received
Drug matrices in the compartment.The drug matrices are configured to network structure.Described matrix in 1-5 minutes by that can dissolve
Material be made, and the drug matrices can dissolve in a few seconds;
Fig. 8 B shows pharmaceutical formulation shown in Fig. 8 A for the quick release process of API;
Fig. 9 shows a kind of exemplary pharmaceutical formulation, with matrix and positioned at multiple column compartments of intrinsic silicon;
Each compartment accommodates a kind of drug matrices.The release of drug is determined by the quantity and compartment size of compartment in compartment;
Figure 10 A shows a kind of exemplary pharmaceutical formulation, with matrix and positioned at intrinsic silicon 3 columns every
Room.Each compartment accommodates a kind of drug matrices.Each drug matrices has cylindrical substrate to block each compartment
Opening.Each substrate suffers from different length;
Figure 10 B shows a kind of exemplary pharmaceutical formulation, has several drug matrices encapsulated with refracting films;It is each
A matrix is all the mixture of same API and the different base with different solubilities;
Figure 10 C shows the controlled release process of three kinds of API of pharmaceutical formulation shown in Figure 10 A and 10B;
Figure 10 D shows the zero order delivery profile of the API of pharmaceutical formulation shown in Figure 10 A or 10B;
Figure 11 shows the workflow schematic diagram with 3D printer preparation for the API medicament of patient;
Figure 12 A shows a kind of containing there are two types of the exemplary pharmaceutical formulations of drug matrices;
Figure 12 B shows pharmaceutical formulation shown in Figure 12 A to the release process of two kinds of API;
Figure 13 A shows a kind of exemplary pharmaceutical formulation, with matrix and positioned at three compartments of intrinsic silicon, often
A compartment is mounted with a kind of drug matrices.The release process of every kind of drug is controlled by the solubility of plug;
Figure 13 B shows the release process of three kinds of API of pharmaceutical formulation shown in Figure 13 A;
Figure 14 A shows a kind of exemplary pharmaceutical formulation, with matrix and positioned at three compartments of intrinsic silicon, often
A compartment is mounted with a kind of drug matrices;
Figure 14 B shows a kind of exemplary pharmaceutical formulation, with matrix and positioned at three compartments of intrinsic silicon, and
Three compartments are contained in a big body, and each compartment is mounted with a kind of drug matrices.Every kind of drug matrices all have API
The mixture constituted with substrate.
Figure 14 C discharges process while showing pharmaceutical formulation as shown in figs. 14 a and 14b to 3 kinds of difference API.
Figure 15 A shows a kind of containing there are two types of the pharmaceutical formulations of API;
Figure 15 B shows the pharmaceutical formulation of one kind as shown in fig. 15 to the controlled release of two kinds of API;
Figure 16 A shows a kind of exemplary pharmaceutical formulation, with matrix and positioned at intrinsic silicon three columns every
Room;Each compartment is mounted with a kind of drug matrices;Each drug matrices has cylindrical substrate to block each compartment
Opening.Each substrate has different solubility;
Figure 16 B shows pharmaceutical formulation as shown in Figure 16 A to the controlled release of three kinds of API;
Figure 17 A shows a kind of exemplary pharmaceutical formulation, with matrix and positioned at intrinsic silicon four columns every
Room.Each compartment is mounted with a kind of drug matrices;
Release profiles while Figure 17 B shows pharmaceutical formulation shown in Figure 17 A to four kinds of API;
Figure 17 C shows pharmaceutical formulation shown in Figure 17 A to the continuous release profiles of four kinds of API;
Figure 18 A shows the schematic diagram of pie medicament forms;
Figure 18 B is a kind of photo of the drug release process of drug;
Figure 18 C shows the release percentage curve of pharmaceutical formulation para Toluic Acid and PEG8000 in Figure 18 A.
Figure 19 A is shown containing there are two the perspective views of the pharmaceutical formulation of compartment;
Figure 19 B shows the sectional view of the pharmaceutical formulation in Figure 19 A;
Figure 19 C shows the exemplary release profiles of the pharmaceutical formulation in Figure 19 A;
Figure 19 D shows another exemplary release profiles of the pharmaceutical formulation in Figure 19 A.
Specific embodiment
In the above summary of the invention and detailed description and following following claims and attached drawing, with reference to both in invention
Specific features (including method and step).It is to be appreciated that the disclosure of the invention in this specification includes these specific features
All possible combinations.For example, when a specific aspect or embodiment of the invention or a concrete right require to disclose one
A specific features, within the bounds of possibility, this feature can also be with remaining feature of the invention and embodiments, or entire hair
Bright combined use.
The use of " comprising " and its synonym in text means that other components, ingredient, step etc. are also optionally present
's.For example, the object of " comprising " component A, B and a C can be made of (i.e. only by) A, B and C, or also in addition to A, B and C
It include more other components.
When with reference to being to be directed to one to include the method for two or more particular steps, particular step can be with any
Sequence is executed or is performed simultaneously (unless context clearly eliminates the possibility), and this method include it is one or more its
His step, these steps can before any particular step, among or execute later (unless context clearly eliminate this can
Energy property).
When being related to a numberical range, it is to be appreciated that each median, to lower limit unit ten/
One unless the context clearly indicates otherwise, between the range bound and in the range it is any remaining refer to
Definite value or median, are contained among the disclosure, exclude the limit value in the range of clear stipulaties.When the range packet
Containing one or two limit value, the range for eliminating any one or two limit values is still comprised among the disclosure.
" at least " being followed by number shows a range using the number as lower limit (according to the variable of definition, range possibility
There are a upper limit or no upper limit).For example, " at least 1 " shows 1 or greater than 1." at most " be followed by number show one to change
Number is the range of the upper limit (according to the variable of definition, which may be lower limit with 1 or 0, or not have lower limit).Such as " extremely
More 4 " show 4 perhaps less than 4 and " at most 40% " shows 40% or less than 40%.In the disclosure, when a range quilt
When being defined as " (the first number) to (the second number) " or " (the first number)-(the second number) ", show under this range
Limit is the first number, and the upper limit is the second number.For example, 2 to 10 millimeters of lower limits for showing a range are 2 millimeters, the upper limit is 10
Millimeter.
Succinct for statement, when suitable, reference label is reused in different drawings to show to correspond to
Or similar element.In addition, present description provides a large amount of details in order to have to embodiment described herein
It understands thoroughly.However, embodiment described herein can also be carried out in the case where lacking these details.In remaining situation
Under, method, program and component there is no being disclosed in detail, to avoid the description of fuzzy correlation function.In addition, description herein
It shall not be construed as limiting the range of embodiment as described herein.It should be understood that unless otherwise indicated, the disclosure
Described in embodiment description and characterization be not mutually exclusive.
Control the pharmaceutical formulation of release
As shown in Figure 1A, conventional solid pharmaceutical formulation, such as flat tablet are to dissolve into active pharmaceutical ingredient or embedding
Enter in matrix and is made.Single order drug release patterns (Figure 1B) is presented in existing conventional solid pharmaceutical formulation, wherein the medicine in blood plasma
Object level increases sharply upon administration, is then also referred to number decline (Fig. 1 C).The shortcomings that release characteristic be levels of drugs reduce and
Caused by therapeutic efficiency decrease or high concentration medicine caused by toxicity.This drug release is unfavorable for blood plasma Chinese medicine
The balance of object level.The present invention relates to the oral administration system of a kind of adjustable or controllable release, the system and legacy system
It compares, has many advantages, such as to enhance patient compliance, selective pharmacological action, reduces side effect and reduce medicine frequency.Realizing controlled-release
It puts and extends administration process, and can be with the blood concentration in the maintenance therapy phase.For example, the application system of zero order delivery profile is presented
System (Fig. 1 D) makes the drug of constant dosage, by sustained release, realize the application of homogeneous constant within an extension period
Journey.Therefore, antibiotic delivery, hypertension therapeutic, pain management, antidepression delivering and many other Constant plasma drug is required
Horizontal situation may be also required to Zero order release feature.
Therefore present disclose provides a kind of stable oral solid medicine dosage forms.In some embodiments, pharmaceutical formulation
At least one compartment formed including matrix, in intrinsic silicon and the drug matrices that are loaded in compartment.Pharmaceutical formulation is designed
For the active pharmaceutical ingredient in drug matrices can be made to discharge in a controlled fashion.
A. matrix
" matrix " referred herein refers to the structure for including or having drug matrices to be embedded in.The matrix of pharmaceutical formulation can
To be any dimensions or shapes for being suitable for taking orally.In some embodiments, matrix be diameter be 2mm, 3mm, 4mm, 5mm,
6mm, 7mm, 8mm, 9mm, 10mm, 11mm or 12mm flattened round tablet.In some embodiments, matrix is that size is about
The oval tablet of a mm × b mm, wherein the value of a is between 5 to 15, and the value of b is between 2 to 10.In some implementations
In mode, matrix is capsule shape.
In some embodiments, matrix is by hydrophilic polymer (for example, hydroxypropyl methyl cellulose (HPMC) and poly-
(ethylene oxide) (PEO)), hydrophobic polymer (for example, ethyl cellulose (EC)), expandable polymer, non-swelling polymer,
Porous polymer, non porous polymeric, erodable polymer or non-erodable polymer are made.
In some embodiments, medicine and reagent has monomer matrix.In some embodiments, matrix has multiple components
It constitutes, each component is made of identical or different material.
In some embodiments, matrix is made of thermoplastic material." thermoplastic material " herein refers to can be by adding
The material of heat or pressure plasticity.In some embodiments, for example, thermoplastic material can be hydrophilic gel rubber material,
The material passes through dispersal events drug matrices;Either hydrophobic material, drug matrices pass through the outside dispersal events in hole on matrix.
Polymer, especially cellulose ether, cellulose esters and/or acrylic resin are used as the material of hydrophilic thermoplastic.Second
Base cellulose, hydroxypropyl methyl cellulose, hydroxypropyl cellulose, hydroxymethyl cellulose, poly- (methyl) acrylic acid and/or they
Derivative, such as salt, amide or ester are also used as thermoplastic material.It is physiologically recognized and is those skilled in the art
Hydrophobic material known to member, such as C12-C30 fatty acid and/or C12-C30 fatty alcohol and/or wax or their mixture
Mono- or two glyceride may be used as thermoplastic material.Matrix be also likely to be by hydrophobic material, as hydrophobic polymer, wax,
Fat, long chain fatty acids, fatty alcohol or corresponding ester or ether or their mixture are made.
In some embodiments, the thermoformable material is selected from Vinylcaprolactam homopolymer polyvinyl acetate-
Polyethyleneglycol-graft copolymer 57/30/13, Kollidon VA64 (PVP-VA), polyethylene pyrrole
Pyrrolidone-polyvinyl acetate copolymer (PVP-VA) 60/40, polyvinylpyrrolidone (PVP), polyvinyl acetate ester
(PVAc) and polyvinylpyrrolidone (PVP) copolymer 80/20, polyethylene glycol vinyl alcohol graft copolymer 25/75,
Kollicoat IR- polyvinyl alcohol copolymer 60/40, polyvinyl alcohol (PVA or PV-OH), polyvinyl acetate ester (PVAc) gather
The poly- 2- dimethylaminoethyl methacrylate of butyl methacrylate-- polymethyl methacrylate copolymer 1:2:1, poly- first
Base acrylate-polymethacrylate copolymer, the poly- trimethyl of polyethyl acrylate-polymethyl methacrylate-
Ethyl vinyl chloride copolymer, the poly- base acrylic copolymer 7:3:1 of polymethyl acrylate-polymethyl methacrylate-, poly- methyl-prop
Olefin(e) acid-polymethyl methacrylate copolymer 1:2, polymethylacrylic acid-polyethyl acrylate copolymer 1: 1, polymethyl
Acid-polymethyl methacrylate copolymer 1:1, polyethylene oxide (PEO), polyethylene glycol (PEG), hyper-branched polyester, hydroxypropyl
Methyl cellulose phthalate ester, hypromellose phthalate, hydroxypropyl methyl cellulose or hypromellose
Plain (HMPC), hydroxypropyl methyl cellulose succinate or hydroxypropyl methyl cellulose acetate succinate (HPMCAS) are gathered
Lactide-copolymer of poly lactic acid (PLGA), carbomer, polyvinyl-polyvinylacetate copolymer, ethane-acetic acid ethyenyl ester are total
Polymers, polyethylene (PE) and polycaprolactone (PCL), hydroxy propyl cellulose (HPC), the castor oil of the hydrogenation of polyoxyethylene 40, first
Base cellulose (MC), ethyl cellulose (EC), poloxamer, hydroxypropyl methylcellulose phthalate (HPMCP) moor Lip river
Sha Mu, rilanit special, glyceryl palmitostearate, Brazil wax, polylactic acid (PLA), polyglycolic acid (PGA), acetic acid
Cellulose butyrate (CAB), colloidal silicon, titanium oxide, sucrose, glucose, polyvinylacetate phthalate (PVAP) and it
Combination.
In some embodiments, pharmaceutical formulation is made by additive method in thermoformable material, such as molten
Melt deposition modeling (FDM).In some embodiments, thermoforming material can be squeezed by 3D printer and manufactures pharmaceutical formulation.It is logical
Chang Di, thermoformable material melt in 3D printer, then are extruded to form matrix.In some embodiments, suitable to squeeze
Press includes but is not limited to that single or twin (double) screw extruder, extruder temperature is set between 50 DEG C to 180 DEG C and 80 DEG C
To between 140 DEG C.Under normal circumstances, extrusion process can be 10 on glass transition (Tg) temperature of thermoformable material
DEG C to carrying out between 40 DEG C.Once 3D printer reaches suitable temperature, thermoformable material can be deposited to three-dimensional printing table
Face.Being programmed the printing technology to 3D printer may be implemented to the matrix made of thermoformable material and compartment
The control of shape and size.
In some embodiments, the release profiles of drug matrices can be controlled by selection basis material.For example, by
Matrix made of specific solubility, permeability or erodible material, can open in a predefined manner after administration compartment and with
The rate release drug matrices needed.In some embodiments, matrix is made of corrosion or soluble substance, and drug
Active constituent (API) is embedded in or is dissolved in matrix.Active pharmaceutical ingredient is discharged with the corrosion or dissolution of matrix.
The release of drug matrices or active pharmaceutical ingredient can also control by adjusting the thickness of matrix.For example, being formed
The matrix of compartment is made of soluble substance.Wall by adjusting the matrix of encirclement compartment can control the opening of compartment to control
The release of drug.For example, the wall of compartment is thicker, the opening of compartment is slower, and the release of drug is more late.
B. compartment
In some embodiments, pharmaceutical formulation disclosed herein includes at least one compartment in the base.Herein
" compartment " is referred to by matrix mark or the space separated, part or room.One compartment is either closed be also possible to
Open (i.e. band hole).One compartment can be to load the random geometry of drug matrices.In some embodiment party
In formula, compartment shape can be pie, pyramid shape, column or coniform.
In some embodiments, the compartment shape of special designing, which makes it possible to, discharges drug matrices with special speed.
In some embodiments, compartment shape can be wedge-shaped, triangle prismatic, pie, pyramid shape, column, cubic, ellipse
Shape is coniform.
In some embodiments, stop in the gastrointestinal tract can be increased comprising compartment in pharmaceutical formulation.Fig. 2A shows
Illustrative pharmaceutical formulation is gone out, there is the matrix for forming compartment, accommodate drug matrices in the compartment.With reference to Fig. 2A,
Pharmaceutical formulation 100 has the matrix 101 for forming compartment 102.Drug matrices 103 are accommodated in by connecting the inner wall of compartment 102
In compartment 102.Compartment 102 can provide buoyancy for pharmaceutical dosage form 100 to extend it in stomach or liquid environment or acid
Residence time in property environment.The solubility of basis material determine pharmaceutical formulation there are the times, and can realize accordingly
Sustained release to API as shown in Figure 2 B.
Fig. 3 shows the illustrative pharmaceutical formulation for increasing gut retention time.With reference to Fig. 3, the compartment of pharmaceutical formulation 200
202 include can free-moving second pharmaceutical formulation 203 (for example, tablet) wherein.Stop of the pharmaceutical formulation in stomach and intestine
Time is limited.Floating system stops the system under one's belt and on the gastrointestinal tract, and portion discharges drug constantly to most
The absorption of bigization small intestine.
In one embodiment, the compartment of pharmaceutical formulation has different geometries.Fig. 4 A show one it is exemplary
Pharmaceutical formulation, the intrinsic silicon of the pharmaceutical formulation contains pie compartment, and the area on the dissolution boundary of the pie compartment is by close
It is inward-facing on the outside of pharmaceutical formulation to be gradually increased, so that the pie compartment is big when the direction according to Fig. 4 A is seen from above
Body is fan-shaped.Fig. 4 B shows a kind of exemplary pharmaceutical formulation, and the intrinsic silicon of the pharmaceutical formulation contains with different openings ruler
Very little multiple compartments, these compartments are substantially in prism-frustum-shaped.Fig. 4 C shows a kind of exemplary pharmaceutical formulation, the base of the pharmaceutical formulation
Contain the compartment of different angle in internal portion.Fig. 4 D shows a kind of exemplary pharmaceutical formulation, contains in the matrix of the pharmaceutical formulation
Pie compartment with different radii.
The shape of compartment can be used to the release profiles of control pharmaceutical formulation.For example, R.A.Lipper and
W.I.Higuichi just describes a kind of application system that zero order delivery profile may be implemented as shown in Figure 5.Fig. 5 shows tool
There is the sectional view of the application system of pie compartment.The compartment can be in communication with the outside by small opening.The compartment is mounted with
Drug matrices, and drug matrices can discharge API by small outward opening circle upon dissolution.The dissolution rate and medicine of drug matrices
The area on the dissolution boundary (interface between the drug matrices and compartment space) of object matrix is positively correlated.On the other hand, API exists
Dissolution rate and diffusion path length λ in environment is negatively correlated.Thus, with the dissolution of drug matrices, the area for dissolving boundary increases
Add, the dissolution rate of drug matrices also will increase.And on the other hand, diffusion path length dissolves also with drug matrices and is increased.
So the API being released in compartment needs to be transferred longer distance to be diffused into other than pharmaceutical formulation.It is assumed that the drug agent
Type can be designed as meeting zero-order release kinetics that (R.A.Lipper and W.I.Higuchi (1977) apply quasi- zero-order drug
The analysis of the theoretical behavior of adding system, drug Scientific Magazine 66 (2): 163-4;D.Brooke and R.J.Washkuhn (1977)
Zero-order drug application system: theoretical to be tested with primary, drug Scientific Magazine 66 (2) 159-162).
C. drug matrices
Drug matrices used herein refer to the composition containing one or more active ingredients, wherein active ingredient packet
Include active pharmaceutical ingredient (API), cosmetic agent, biological reagent, diagnostic reagent and scientific experiment reagent.
Noun " medicament active composition (API) " as used herein refers to the biologically active composition in drug.One
In a little embodiments, API can be selected from the following group: local anesthetic, antiepileptic and anticonvulsive drug, Kang Aercihaimoshi disease
Medicine, antalgesic, arthrifuric, antihypertensive, antiarrhymic, diuretics, treatment liver diseases drug, treatment pancreas disease
Medicine, antihistamine, antiallergic, glucocorticoid medicine, sex hormone drug and contraceptive, hypoglycemic agent, anti-sclerotin
Loose medicine, antibiotic, sulfamido, quinolones and other synthetic antibacterial drugs, anti-tubercular drug, antiviral agent, anti-tumor drug,
Immunomodulator, cosmetic active agent, Chinese traditional medicine (TCM) and Traditional Chinese doctors ' medicament extract.
In some embodiments, API can be selected from the group: the sub- oil of (R)-folitixorin, lidocaine, bis--deuterium of 11-
Acetoacetic ester, 16- dehydrogenation pregnenolone, 17-β-estradiol, 2- iminobiotin, 3,5- diiodo- thyroid gland acid, the fluoro- 2- of 5- are de-
Oxygen cytidine, Ismipur, according to more bent peptides, Abacavir, Bao hemocyanin, abiraterone, Acamprosate, acamprosate calcium, A Ka
Wave sugar, aceclidine, Aceclofenac, Guan-fubase A hydrochloric acid, Meng Nan, Aceneuramic Acid, paracetamol, acetylcysteine,
Acetyl leucomycin, acetyl-L-carnitine hydrochloride, acetylsalicylic acid, acyclovir, Acipimox, Acitazanolast, AVM hereinafter
A, A Di, aclidinium bromide, acolbifene, Acotiamide, Acrivastine, Actarit, Adapalene, Aldoforwe ester, adenosine
Methionine, Afatinib, agomelatine, edenaphy citric acid, nafarelin acetate, my trovafloxacin methanesulfonic acid, acetysalicylic acid phenobarbital reach
Azoles, salbutamol sulfate, Alcaftadine, Alendronate sodium, alendronate sodium hydrate, alendronic acid, Alfacalcidol, A Fa
Salon, alfentanil, Alfuzosin, aliskiren, alitretinoin, allantoin, A Lishatan ester, decellularized vascular matrix, not
Pregnenolone, Allopurinol, almotriptan, Egelieting, alogliptin benzoate, Alosetron, Alpha's ketoglutaric acid, sulphur are pungent
Acid, alpha-cyclodextrin stablize sulforaphen, alprazolam, alprazolam transdermal patch, Alprostadil, Alprostadil frost, pregnancy honey
Amine, aluminum sulfate, Aiweimopan, amantadine, amantadine hydrochloride, ambrisentan, ambroxol hydrochloride, amphetamine, amphetamine sulphur
Change divinylbenzene, Ah 's pyridine, Ah 's pyridinium phosphate, Amifostine, amikacin, amiloride, glycyl, glycyl
Propionic acid, levulic acid hydrochloride, aminopterin, amiodarone, Amisulpride, amitriptyline, Amlexanox, Amlodipine, benzene sulphur
Sour Amlodipine, amlodipine camsylate, amlodipine maleate, amlodipine niacin, orotic acid Amlodipine, cream
Sour ammonium, amodiaquine, Amorolfine, Lowagan, Amoxicillin, Amoxicillin hydrate, amphetamine, asparatate phenylpropyl alcohol
Amine, amphetamine sulfate, amphotericin B, amphotericin B cholesterol sulfate, ampicillin sodium, Ampiroxicam, Amrinone, ammonia are soft
Than in star, Amtolmetin Guacil, my Ge Lieting, anagrelide, anamorelin, Anastrozole, An Keluo, androgen, Herba Andrographitis
Ester, anecortave, anidulafungin, aniracetam, Anistreplase, peace sieve are safe and reliable for Buddhist nun, Antazoline, antiandrogen, antineoplaston
Husky star hydrochloric acid, Android tonquinol, methanesulfonic acid Ah pa replace Buddhist nun, Eliquis, apomorphine, apomorphine hydrochloride, Apremilast, Ah
Auspicious pyrrole is smooth, the shore A Lita, Aranidipine, Arbekacin, arbekacin sulfate, Ardeparin Sodium, Afromoterol, argatroban,
Aripiprazole, Aripiprazole lauryl, l-modafinil, arsenic trioxide, arsenious acid, Artemether, artemisinol, Artesunate,
Asenapine, asimadoline, Astragaloside IV, Ah that Wei, atazanavir, sulfuric acid atazanavir, atenolol, support Moses
Spit of fland, Atorvastatin, Atorvastatin calcium, atorvastatin strontium, Atovaquone, atrasentan, atropine, Anranofin, Ah cutting down
That non-, AVM hereinafter Batan, AVM hereinafter Batan sodium, aviptadil, Axitinib, azacitidine, cytidine, Azasetron, azelaic acid, nitrogen are tall and erect
The husky smooth ester potassium of sting, azelastine hydrochloride, Azelnidipine, Azilsartan, Azilsartan, Azilsartan front three ethylethanolamine, Ah
Qi Lite, azithromycin, lactobionic acid azithromycin, aztreonam, aztreonine lysine, A Zifuding, Baclofen, bar fluorine for Buddhist nun,
Baicalein, scutelloside, BAK without Latanoprost, Balofloxacin, Balsalazide, Balsalazide sodium, bambuterol, Ba Ruike for Buddhist nun, bar
Buddhist nun's Horizon, Bazedoxifene, beclomeasone propionate, beclomethasone dipropionate, bedoradrine, Belotecan, benazepil, phenyl ring quinoline
Bromine ammonium, bendamustine, bendamustine hydrochloride, Benidipine, benserazide, benzalkonium chloride, benznidazole, benzocainum, peroxide
Change benzoyl, benzydamine hydrochloride, bepotastine, bepotastine calcium dihydrate, salicylic acid bepotastine, beractant, Bei Qian
Arrange plain sodium, besifloxacin, Bei Xifuwei, Besipirdine, β-olive alkene, Betahistine, anhydrous betaine, betamethasone, times his rice
Loose propionic acid fourth, betamethasone cream, dipropium dipropionate, betamethasone mousse, betamethasone valerate, Betamipron, times his Lip river
That, betaxolol hydrochloride, bethanechol, urecholine, betrixaban, bevacizumab, Bexarotene, Bezafibrate, ratio
A Peinan, Bicalutamide, bicyclic alcohols, Birid Triple Viable, bilastine, bimatoprost, dermatol, Ecabet, peso Lip river
That, bisoprolol fumarate, Bitespiramycin, bleomycin, blonanserin, hydrochloric acid win peace, boceprevir, bortezomib,
The auspicious piperazine azoles of Bosentan, Bosentan hydrate, posupini, Bovactant, cloth, Brimonidine, Pai Liming, Brivaracetam, bromine husband
Fixed, Bromazepam, Bromfenac, bromfenac sodium, bromocriptine, brotizolam, Bryostatin-1, bucindolol, bucladesine, cloth how
Moral, Budipine, buflomedil, Bunazosin, Bupivacaine, bupivacaine HCl, buprenorphine, buprenorphin hydrochloride,
Bupropion, BUPROPIONE HCl, Bu Lishafu, buserelin acetate, buspirone, buspirone hydrochloride, busulfan, cloth replace
Naphthalene sweet smell, butorphanol tartrate, butylphenyl phthaleine, Cabazitaxel, Cabergoline, malic acid card it is rich for Buddhist nun, cadrofloxacin, caffeine,
Caffeine citrate, Calcipotriol, calcitriol, calcium acetate, Calciumlevofolinate, Calcium Levofolinate, calcium polycarbophil, karr method
It is smooth, calcium mangafodipir, camostat mesilate, camptothecine, canagliflozin, Candesartan, candesartan Cilexetil, cangrelor, big
Fiber crops, capecitabine, capsaicine, captopril, carbamazepine, Carbetocin, carbetocin, carbidopa, carbinoxamine, carboxylic
First department is smooth, carboplatin, carbidopa, blocks luxuriant and rich with fragrance such rice cloth, card glutamic acid, Cali's drawing, Carmustine, carteolol, hydrochloric acid card for Lip river
That, carumonan, Carvedilol, phosphoric acid Carvedilol, Caspofungin, catechin, Si Dinibu, Cefaclor, cefadroxil
Benzyl, cefathiamidine, Cefazolin sodium pentahydrate, Cefcapene, Cefdinir, cefditoren, Cefepime, hydrochloric acid head
Spore pyrrole oxime, cefetamet pivoxil hydrochloride, Cefminox, cefoperazone, cefoperazone sodium, Cefoselis, cefotaxime, cephalo thiophene
Oxime sodium, Cefotiam, Cefozopran, Cefpirome, Cefpodoxime, Cefprozil, Ceftaroline Fosamil, ceftaroline, cephalo he
Pyridine, Ceftibuten, Ceftobiprole Medocaril, ceftriaxone, Ceftriaxone Sodium, cefuroxime, Cefuroxime Sodium, celecoxib, western dagger-axe
Si Wei, celiprolol, cephalosporin, Ceritinib, cerous nitrate, west for Li Sita, cetirizine, cetraxate, cevimeline,
Chenodeoxycholic acid, chlorohexidene, serine progesterone acetate, chlorogenic acid, chloroquine joint, 7-chloro-4-oxo-quinoline, chlorpheniramine, chlorphenamine maleate,
Chlorphenamine, chlorthalidone, Vitamin D3, cholic acid, Choline Glycerophosphate, choline fenofibrate, ciclesonide, Ciclopirox Olamine, ring spore
Element, cidofovir, Cidoxepine, cilastatin, Cilazapril, Cilnidipine, Cilostazol, Cimetidine, cinacalcet, horse
Carry out cinepazide maleate, cinitapride tartaric acid, ciprofibrate, Ciprofloxacin, Ciprofloxacin Hydrochloride, Cisatracurium besilate, suitable
Platinum, Citalopram, citalopram hydrobromate, citicoline, citrulling, Cladribine, clarithromycin, potassium clavulanate, gram
Clavulanic acid, carat raw smooth, clevidipine, Clevudine, clindamycin, Clindamycin Hydrochloride, clindamycin phosphate, chlorine iodine hydroxyl
Quinoline, Clobazam, clobetasol propionate, Clodronate, clofibrate, Clofazimine, clomipramine, clomipramine hydrochloride, Clonazepam,
Clonidine, clonidine hydrochloride, clopidogrel, clopidogrel benzene sulfonic acid, bisulfate clopidogrel, clopidogrel camphor, chlorine pyrrole lattice
Thunder hydrogen sulfate, clopidogrel napadisilate, resin acid clopidogrel, clotrimazole, Clozapine, cobamamide, Kao Bitaite, can
To because, colchicin, cholecalciferol, colesevelam, Colestilan, colforsin dapropate, Colfosceril Palmitate, Acarasiales
Plain sodium, conivaptan, in conjunction with estrogen, Copper histidine, 17 α of cortexolone-ethylene propionic acid, cridanimod sodium, gram in the azoles base of a fruit
Buddhist nun, Cromoglycic acid, nasmil, cyanocobalamin, match gram lactic acid, cyclobenzaprine hydrochloride, cyclophosphamide, hydration a cyclophosphamide, ring spore
Element, cyproterone, cyproterone acetate, cytarabine, cytarabine octadecyl phosphate, dabigatran etcxilate, darafinib,
His Wei of Dacca, up to gram for Buddhist nun, Dalbavancin, inhibitor is to reach plug bent, aminopyridine, dalfopristin, Dalteparin Sodium, Danaparoid sodium, reaches
That azoles, dantrolene sodium, Da Lushe replace, AstraZeneca, AstraZeneca propylene glycol, Dapiprazole, Dapivirine, Dapoxetine hydrochloride, phenalgin
Sulfone, darifenacin, Prezista, Da Sabuwei, Dasatinib, daunorubicin, Decitabine, La Luosi, Deferiprone, methanesulfonic acid
Deferoxamine, deflazacort, De Lasha star, Yi Maidi, La Puli, delapril hydrochloride, Delavirdine, Denibulin, deoxidation
Andrographolide, dermatan sulfate, desflurane, desipramine hydrochloride, Loratadine, minirin, desmopressin acetate,
Desogestrel, desonide, desmethylvenlafaxine, dextromethorphan hydrobromide, Verteporfin, deuterate levodopa, deuterate text daraf(reciprocal of farad)
Pungent, dexamethasone, dexamethasone acetate, dexamethasone training ester, dexamethasone palmitate, dexamethasone sodium phosphate, Dexamfetamine,
The right piperazine first of dexanabinol, iron-dextrin, dexketoprofen trometamol, Dexlansoprazole, dexmedetomidine, hydrochloric acid
Ester, dexrazoxane, Sotalol, dextrorotation sucrose, dextro-amphetamine sulfate, dextromethorphan, dextromethorphan hydrobromide, right third oxygen
Sweet smell, diacerein, dianhydrogalactitol, diazepam, diazoxiide choline, Diclofenac, Diclofenac Potassium, C14H10Cl2NNaO2, double chlorine are non-
That amine, bicycloplatin, reach promise, the pregnant element of promise, difluprednate, digoxin, linolenic acid, dihydroergocristine, dihydroergotamine, methylsulphur
Acid dihydride ergotamine, diltiazem, diltiazem hydrochloride, dimesna, dimethyl fumarate, Dimiracetam, dinoprostone,
Diphenyl cyclopropenone, Dipyridamole, sodium pyrophosphate, tobramycin, Shu Fentong sodium, disulfiram, leucoalizarin, methadone, more
Kappa amine, Docetaxel, sweet glycol, Dofetilide, Dolasetron, Du Lutewei, domperidone, benzene sulfonic acid Sorafenib,
It is donepezil, Doneppezil Hydrochloride, dopamine, doripenem, Dorzolamide, dorzolamide hydrochloride, Dosmalfate, Doxacurium Chloride, more
Husky azoles piperazine, Carclura, doxepin hydrochloride, doxercalciferol, doxifluridine, doxofylline, adriamycin, hydrochloric acid Ah mould
Element, Doxycycline, Doxycycline Hyclate, doxylamine succinate, Dronabinol, dronedarone, Drospirenone, Droxidopa, D-
Tagatose, Duloxetine, duloxetine hydrochloride, dutasteride, Ebastine, Eberconazole, ebselen, Ecabet, nitre
Sour Isoconazole determines ecopipam, Edaravone, edoxaban, efavirenz, Chinese mugwort Fluconazole, Eflornithine, hydrochloric acid according to Promised Land
Flat, Egualen sodium, eicosapentaenoic acid glyceride dislike La Geli, Chinese mugwort ground ostelin, Elesclomol sodium, eletriptan, Ai Qubo
Pa, angstrom for lattice Wei, Enamel Matrix Protein, Emedastine, Yi Palie be net, the life of Enbrel card, emtricitabine, enalapril, maleic acid according to
That Puli, enclomifene citric acid, tamoxifen, Enoxacin Gluconate, Enoxaparin Sodium, enprostil, Entacapone,
Entecavir, maleic acid Entecavir, grace for Nuo Te, the miscellaneous Shandong amine of grace, Epalrestat, Eperisone, ephedrine sulfate, hydrochloric acid according to
Sting, adrenaline, epirubicin, epirubicin hydrochloride, according to pyrrole for Buddhist nun, eplerenone, Epoprostenol, epristeride, she
It fills in sieve, eprosartan, eptalatin, Erdosteine, methanesulfonic acid eribulin, Tarceva, ertapenem, erythromycin, stearic acid
Erythromycin, erythromycin stinoprate, escitalopram, Chinese mugwort ketamine, ketalar, eslicarbazepine acetate, hydrochloric acid
Esmolol, esomeprazole, esomeprazole magnesium, esomeprazole strontium, esomeprazole, estetrol, estradiol, acetic acid are female
Glycol, cycloprovera, Estradiol Valerate, Estratest, estradiol, estrogen, eszopiclone, ebutol,
Ethaselen, ethinyloestradiol, ethyl fumaric acid calcium monohydrogen phosphate, ethyl fumaric acid magnesium hydroxide, ethyl fumaric acid hydrogen zinc, acetylene female two
Alcohol, Etidronic Acid, Etimicin Sulfate, Etizolam, Etodolac, Etonogestrel, Etoposide, etoposide phosphate, according to
Support examines former times, etravirine, eupatilin, everolimus, Exemestane, Exenatide, Ezetimibe, Arensm, fluorine bone three
Alcohol, famciclovir, famotidine, Fampridine, faropenem, fasoracetam, Fasudil, Fasudic hydrochloride, methylsulphur acid system
Relax ground that, Favipiravir, febarbamate, Febuxostat, non-urethane, medicine felbinac, biphenyl ammonia acetate butantriol, non-Lip river
Flat, fenfluramine hydrochloride, fenofibrate, fenofibrate, fenoldopam, fenoterol, Suwei A amine, fentanyl, citric acid sweet smell
Too Buddhist nun, Fenticonazole, ironic citrate, maltol iron, fumaric acid Fei Suoluo, Fexinidazole, fexofenadine, Fibrin Glue,
Fibrinogen, fibrinogen matrix patch, feldamycin, Fimasartan, finafloxacin, hydrochloric acid finafloxacin, it is non-that
Male amine, fingomode, Flecainide, fleraxacin, flibanserin, Flomoxef, floxuridine, Fluconazole, fludarabine, fluorine Ma Xi
Buddhist nun, flunisolide, fluocinolone acetonide, Fluocinonide, fluorouracil, Prozac, Fluoxetine hydrochloride, Flupirtine, Flurbiprofen, fluorine ratio
Ibuprofen ester, flurbiprofen sodium, Flurithromycin, fluticasone, fluticasone furoate, fluticasone furoate, fluticasone propionate, fluorine
Bent horse azoles, Fluvastatin, Fluvoxamine, folic acid, folinic acid, Fomepizole, Fondaparinux sodium, formestane, Formoterol, fumaric acid
Formoterol, Forodesine, Fosamprenavir, fosaprepitant, fosfluconazole, phosphonomycin, phosphonomycin disodium, fosfomycin amine fourth three
Alcohol, fosinopril, fosinopril sodium, fosmidomycin, Fosphenytoin, phosphorus propofol, Fotemustine, SB 209509, furan quinoline for Buddhist nun,
Fudosteine, fulvestrant, frusemide, Fusidic Acid, Gabapentin, Gabapentin En Naka ratio, gabexate mesilate, gadolinium cloth
Alcohol, galanthamine, gallium nitrate, gambogicacid, ganaxolone, Ganciclovir, ganirelix acetate, T-3811, adds Gadoversetamide
For husky star, gatifloxacin in human, Gefitinib, gemcitabine, gemcitabine hydrochloride, Gemfibrozil, gemifloxacin, dyewood
Flavones, gentamicin, gentiamarin, Gepirone, gestodene, gestrinone, timolol maleate, Gimeracil, ginseng
Saponin(e, acetic acid copaxone, glibenclamide, gliclazide, Glimepiride, Glipizide, glufosfamide, glutamine, glycerol
Benzene, Ge Long, glycopyrronium bromide, methanesulfonic acid glycopyrronium, glycyrrhizic acid, Ge Luomode, Ge Gelieting, Granisetron, Granisetron Hydrochloride,
Gualfenesin, Guaimesal, guanfacine, hydrochloric acid Gusperimus, haemophilus influenzae, halobetasol propionate, halofantrine, halogen rice
Pine, Sodium Hyaluronate, haematoporphyrin, Heme Arginate, heparin, He Birong, hydroxyethyl starch, Higenamine hydrochloride, disalt
Sour histamine, huperzine, Sodium Hyaluronate, hydralazine, hydrochloric acid, Hydrochioro, hydrocodone, hydrocodone tartrate, hydrogenation can
Pine, Hydromorphone, dihydromorphinone hydrochloride, Hydromorphone medicine, hydroxocobalamine, hydroxycarbamide element, hydroxychloroquine, hydroxyprogesterone caproate, hydroxyl
Base carthamus tinctorius yellow colour A, hypericin, ibandronate, ibandronic acid, Ibodutant, according to Shandong for Buddhist nun, Ibudilast, brufen,
Ibutilide, Ibolite fumarate, Herba Epimedii, Ai Lapulin, eicosapentaenoic acid, ethyl eicosapentaenoic acid, 20 carbon
Pentaene acetoacetic ester, hydrochloric acid Conmana, Idebenone, iodoxuridine, ifetroban, ifetroban sodium, Ailamode, Iprazole,
Iloperidone, iloprost, Imatinib, imatinib mesylate, imidafenacin, Imidapril, imidazole salicylate, imines
Train south, imiquimod, imrecoxib, Incadronic Acid, datro, maleic acid datro, indapamide, Indeloxazine, indenes
That Wei, indisetron, Indomethacin, indoramin, inecalcitol, ingenol methyl butene acid esters, inosine, Ai Dikang
Azoles, ipragliflozin, ipratropium, Ipratropium Bromide, iptakalim hydrochloride, Irbesartan, Irinotecan, irinotecan hydrochloride,
Irinotecan Sucrosofate, Yi Luofufen, ferric succinate albumen, maleic acid Yi Suolading, Isoflurane, isoniazid, Unoprostone
Isopropyl ester, isosorbidi dinitras, different stevia rebaudianum, isotretinoin, isradipine, istradefylline, Itopride Hydrochloride, Itraconazole,
Ivabradine sulfate Hemisulphate, hydrochloric acid Ivabradine, ivermectin, VEGF Trap IVT, Ipsapirone, kassinin kinin release
Enzyme, ketamine, ketanserin, ketoconazole, Ketoprofen, ketorolac, ketorolac tromethamine, Ketotifen, methanesulfonic acid Kukoamine
B, lacidipine, clarke amide, lactitol, Laflunimus, Lafutidine, Lamivudine, Lamotrigine, Landiolol, hydrochloric acid
Landiolol, that Ni Na meter Wei caprylate, lanoconazole, Lansoprazole, lanthanum carbonate, Lapatinib, laquinimod, drag-line former times
Sweet smell, Latanoprost, Lei Dipawei, leflunomide, lenalidomide, lentinan, sulfuric acid lentinan, Lercanidipine, come it is general
Found peaceful potassium, Letrozole, leucine, leuprorelin acetate, Levalbuterol, albuterol hydrochloride, levamisol, left-handed
Amlodipine, Levamlodipine besylate, maleic acid levo amido chloro diping, Levetiracetam, levobupivacaine, Zuo Kaba
Sting, levocabastine hydrochloride, levocarnitine, levocetirizine, levodopa, lavo-ofloxacin, left-handed 18- methyl alkynes promise
Ketone, Levonorgestrel, levonorgestrel oxime butyric acid, left-handed benzene ring nonyl ester, l-ornidazole, Levosimendan, L- paddy ammonia
Amide, lidocaine, Ligustrazine Hydrochloride, limaprost, BI 1356, Linezolid, liothyronine, Cyronine, rouge
Teichoic acid, Liranaftate, lisinopril, theophylline, maleic acid hydrogen lisuride, lithium citrate, lithium succinic acid, lobaplatin, Luo Dina
Non- carbonic ester, lofexidine, Lomefloxacin, Lomerizine, double lomerizine hydrochlorides, Lonidamine, Lopinavir, Loratadine
Piece, Lorazepam, L-Orn ASPARTIC ACID, Lornoxicam, Losartan, Losartan Potassium, Loteprednol, Lovastatin,
Loxapine succinate, loxoprofen, levo-praziquantel, lumiracoxib, the aspirin of lysine, mafenide, magnesium carbonate,
Magnesium isoglycyrrhetate, mangafodipir, Manidipine, Manidipine dihydrochloride, mannitol, Maraviroc, maribavir, Marseille are replaced
Buddhist nun, mebendazole, mustargen, Mecobalamin, megestrol acetate, megestrol acetate, Meloxicam, Memantine hydrochloride, Memantine hydrochloride hydrochloric acid
Salt, Memantine sodium sulfite, Menatetrenone, mepacrine, atabrine, mequinol, mercaptamine, mercaptamine hydrogen tartrate
Salt, mercaptamine hydrochloride, mercaptopurine, Meropenem, mesalazine, Mei Takawei, metadoxine, analgin, metaxalone, wheat
Angle benzyl ester, melbine, Metformin hydrochloride, methadone, methadone hydrochloride, methazolamide, methotrexate, methoxyflurane, first
Base valerate hydrochlorate, methyl naltrexone bromine, methyl naltrexone, methylphenidate, methylphenidylacetate hydrochloride, 6- first prednisolone,
Methylprednisolone aceponate, methylenum careuleum, methyltyrosine, Metoclopramide, metroprolol succinate, metoprolol, metronidazole, first pyrrole
Ketone, mexiletine, mibefradil, Miconazole, miconazole nitrate, midazolam, midazolam hydrochloride, midodrine, midostaurin,
Rice lumbering peptide, mifepristone, Miglitol, Milnacipran, milrinone, Miltefosine, Minaprine, minocycline, minot ring
Plain hydrochloride, minodronic acid, minoxidil, Mirabegron, Miboplatin hydrate, meter Luo Nafei, meter Luo Nafei hydrochloride, rice nitrogen
Flat, Misoprostol, Mitiglinide, mitomycin, mitoxantrone, mitoxantrone hydrochloride, mivotilate, Mizolastine, miaow
Azoles founds guest, Moclobemide, modafinil, Doxycycline, Modipafant, Moexipril, not fragrant azoles acid, morpholine hydrochloride ketone, furancarboxylic acid
Mometasone, furancarboxylic acid not rice, ammonium glycyrrhizinate, monobenzone, luminol, monoterpene perilla alcohol, montelukast, Montelukast Sodium, illiteracy
De- stone, Moracizine, tigecycline, morpholine nitre azoles, morphine, morphine gluconate aldehydic acid, the morphine of Pitavastatin, morphine sulfate,
Mosapride, Moxidectin, Moxifloxacin, moxifloxacin hydrochloride, moxonidine, moxonidine hydrochloride, mozavaptan, not
Luo Xing, mycophenolate, myristyl alcohol nicotinate, nabilone, Nabumetone, N-acetylcystein, Nadifloxacin, Na Duoluo
That, Nadroparin Calcium, naftifine hydrochloride, naftifine hydrochloride gel, naftopidil, Nalbuphine, Nalbuphine decanedioic acid, furan of receiving are drawn
Coffee, nalmefene hydrochloride, naloxol ether, naloxone, naloxone hydrochloride, naltrexone, Naltrexone Hydrochloride, abolon, naphazoline,
Naphthols quinoline, naproxen, naproxen sodium, naratriptan, Nasaruplase, Nateglinide, Nebivolol, Nedaplatin, nedocromil, how
Draw shore, Nai Feinawei, Nemonapride, nemonoxacin, neoandrographolide, Neosaxitonin, methyl-sulfuric acid neostigmine, Nai Patan
Spy, nepafenac, nepicastat, Ni La, linatinib, Neridronic Acid, Netilmicin, Netupitant, nevirapine, niacin,
Nicardipine, Nicergoline, nicorandil, nicotiflorin, nicotine, niacin, 3-(3'-carboxy-4'-hydroxy-anilino-carbo-)-6-nitro-7-hydroxy-8-methyl-coumarin, nifedipine, Nifekalant, Buddhist nun are non-
Wei Luo, nifurtimox, Nifurzide, Nikemycin, nilotinib, Ni Lute meter, Nilvadipine, aulin, Nimodipine,
Quinoline nitre azoles, Nisoldipine, Nitazoxanide, nitisinone, nitrendipine, nitric oxide, nitroglycerin, nitroglycerine, Buddhist nun prick and replace
Fourth, nolatrexed, nomegestrol acetate, norelgestromine, norepinephrine, norethindrone, norethindrone acetate, norethindrone enanthic acid
Salt, norethindrone, norethindrone acetate, Norfloxacin, norgestimate, shellfish cholic acid difficult to understand, Octenidine, amber octahydro acridine, Octreotide, Austria
Bent peptide hydrochloride, Ofloxacin, Olanzapine, olaparib, agile west, Olmesartan, olmesartan medoxomil, datro, salt difficult to understand
Sour Ao Dateluo, olopatadine, Olopatadine hydrochloride, Olprinone, Olsalazine, Oltipraz, homoharringtonine, Ao Ge
Arrange spit of fland, Omeprazole, Omoconazole, Onapristone, Ondansetron, difficult to understand piperazine, methylphenidate, Ao Shengle Saite, oritavancin,
Orlistat, ornithine phenylacetic acid, ornoprostil, Oseltamivir, ospemifene, Oteracil Potassium, oxaliplatin, oxalyl second
Acid, oxandrolone, Oxazepam, Oxcarbazepine, oxfendazole, oxidized form of glutathione sodium, Oxiracetam, oxybutynin, hydrochloric acid
Oxybutynin, Oxycodone, oxycodone hydrochloride, oxymetazoline, oxymetazoline hydrochloride, Oxymorphone, oxytocins, sodium ozagrel,
Ozagrel hydrochloride, sodium ozagrel, Ao Zesha star, taxol, taxol polyglutamic acid, 9-hydroxy-risperidone, palmitinic acid Pa Lipei
Ketone, palmidrol, palonosetron, Paro cut down spit of fland, Pamidronate Disodium, pancreatic lipase, Panipenem, pabishta, Pan Tuola
Azoles, paracetamol, SC 69124, paricalcitol, Pa Liruiwei, Parnaparin Sodium, Paro lattice column, paromomycin, Paro
Xi Ting, paroxetine hydrochloride hemihydrate close object, methanesulfonic acid Paxil, pa native dragon, pazopanib, Pazufloxacin, methanesulfonic acid
Pazufloxacin, Pegylation rouge is white, pelubiprofen, pemetrexed disodium, Pemirolast, Pemirolast Potassiu, Pemirolast sodium,
Penciclovir, long support be peaceful, pentamidine, calcium trisodium pentetate, Pentetic Acid zinc sodium, pentylenetetrazol, pentosan sodium sulphate, Pentostatin, oneself
Ketone theobromine, Peramivir, pyrrole Lun Panai, thioacetazone, perflenapent, perfluoro capryl bromination ammonium, pergolide, perhexiline horse
Come, perifosine, Perindopril, perindopril arginine, Perospirone, phenchlobenpyrrone, phenyl-ethyl isothiocyanate, hydrochloric acid phenol benzyl
Bright, Phentermine, Topiramate, wilpo, phentolamine mesilate, phenylbutyrate sodium, neo-synephrine, hydrochloric acid deoxygenate kidney
Upper parathyrine, neo-synephrine bolt, phenytoinum naticum, phosphatidyl choline and acetylsalicylic acid, Sapylin, picroliv, podophyllotoxin
Element, Pidotimod, pilocarpinum, pilocarpinum hydrochloride, Pilsicainide, piperazine Ma Selin, Elidel, Pimobendan, pine
Belong to element, Pioglitazone, PIOGITAZONE HYDROCHLORIDE, pipamperone, Pipecuronium Bromide, Piperacillin, avocin, piperaquine, phosphoric acid
Piperaquine, piperidine hydrochloride ketone, piperine, Piracetam, pirarubicin, pirfenidone, Pirmenol, piperazine sieve for Buddhist nun, piroxicam,
Cut down statin, Pitavastatin Calcium, pixantrone, Pulekang Buddhist nun, Pu Kenali, Plerixafor, podofilox, L-Car-Zn, polyphenyl third
Raw 20 Carmustine, polydatin, pomalidomide, pa are received for Buddhist nun, Porfimer Sodium, posaconazole, saleratus, citric acid
Potassium, potassium clavulanate, para De Fuwei, Pu Defuwei, aminopterin, Pramipexole, pramiracetam, pranlukast, Pu Lusi
Special hydrate, prasugrel, Pravastatin, prazosin, prednimustine, prednisolone, Econopred, sprinkles Prasterone
Ni Songlong sodium phosphate, prednisone, Pregabalin, Premelle, prilocaine, Procaterol Hydrochloride, prochlorperazine, the third chlorine of maleic acid
Draw piperazine, progesterone, progestational hormone, progestational hormone Dienogest, chloroguanide, fenazil, Propafenone, Propagermanium, propofol, Propranolol,
Propranolol Hydrochloride, Prostat, proxodolol, Pu Luka, prulifloxacin, Prussian blue, pseudoephedrine, hydrochloric acid False path
The general quinoline of alkali, Puerarin, methanesulfonic acid for Buddhist nun, pyrazinamide, hydrochloric acid pyridoxamine, puridoxine hydrochloride, pyrimethamine, Pyronaridine, Malaridine,
Quazepam, quetiapine fumarate, kui gentle ziprasidone, hydrochloric acid quinoline Gao Lai, quinapril hydrochloride, quinidine sulfate, quinine sulfate, Kui slave are general
Fourth, Kui are miscellaneous to replace Buddhist nun, Raloxifene, Lei Luoxifen, Na Luoxi for Buddhist nun, Rabeprazole, RABEPRAZOLE SODIUM, racecadotril, drawing more
Fragrant, drawing is for drawing Wei, Raltitrexed, Leimaquban, Ramelteon, Ramipril, Ramosetron, ranitidine, bismuth citrate thunder
Buddhist nun replaces fourth, ranolazine, Rasagiline, Rebamipide, Reboxetine, reboxetine mesylate, brufen, naproxen, the grand bromine of lattice
It is ammonium, Diclofenac, mebendazole, progesterone, ulcerlmin, zoledronic acid, Rui Gefeini, Remifentanil, remifentanil hydrochloride, auspicious
Ge Lienai, Repirinast, amlexanox, chlorcyclizine hydrochloride, Bucillamine, guanabenz, mazindol, 5-(4-chlorophenyl)-2,5-dihydro-3H-imadazo[2,1-a, naltrexone,
Nitisinone, Ondansetron, retigabine, Rosiglitazone, phenylbutyrate sodium, resin toxin, Resiquimod, resveratrol, Rui Ge
Spit of fland, Retapamulin, Retapamulin, retigabine, vitamin A acid, Revaprazan, Reviparin Sodium, Rhein, rhenium -186 are arranged according to for phosphine
Sour sodium, Ribavirin, Mycobutin, rifampin, rifamycin, Rifapentine, rifaximin, Rui Lapa, rilpivirine, salt
Sour rilpivirine, Riluzole, rimantadine, Rimexolone, auspicious department's melon spy, the western croak hydrochloride of Leo, risedronate sodium, Li Pei
Ketone, Ritonavir, razaxaban, Rivastigmine, rizatriptan, Lizakuputan benzoate, roflumilast, rokitamycin,
Roller pyrrole is smooth, Romurtide, Ropinirole, ropinirole hydrochloride, Ropivacaine, Rose Bengal Sodium, Rosiglitazone, maleic acid Roger column
Ketone, Rosiglitazone sodium, rosuvastatin, rosuvastatin calcium, rotigotine, roxithromycin, rubitecan, rufinamide, reed
Flucloxacillin, Rupatadine, Luso benefit are for Buddhist nun, l-ornidazole disodium hydrogen phosphate, Sha Kubi song, sorbamide, salbutamol, husky butylamine
Alcohol like Sha's breathing, salbutamol sulfate, salicylic acid, salmeterol, SALMETEROL XINAFOATE, Salvicine, samariumlexidronam,
3- formamide -4- hydroxyl Naltrexone, S- amlodipine niacin, Sapropterin, Sapropterin dihydrochloride, sand
Kui Nawei, saracatinib, sarpogrelate hydrochloride, saxagliptin, hyoscine, scorpion venom, seal oil omega-3 polyunsaturated fatty acids,
Secnidazole, selegiline, SelegilineHydrochloride, department's beauty replace Buddhist nun, Seratrodast, seratrodast, Celiprolol Hydrochorid, She Takang
Azoles gives up his nitrate, Sertindole, Sertraline, sertraline hydrochloride, sesquiterpene, 2-Propen-1-amine polymer with(chloromethyl)oxirane carbonate, sevelamer hydrochloride, seven
Fluorine ether, maleic acid sibutramine, methanesulfonic acid sibutramine, silaenafil, sildenafil citrate, (R)-5-(2-(2-(2-ethoxyphenoxy)ethylamino)propyl)-2-methoxybenzensulfonamide, sulphadiazine
The general Wei of silver salt, sago, hydrochloric acid west do not replace Buddhist nun, Simvastatin, hinotec, Xin Bomode, sirolimus, sitafloxacin, west he
Arrange spit of fland, sitagliptin phosphate, sivelestat, sizofiran, Sizofiran, Sizofiran, smilonin, S- modafinil, Suo Bu
Help life, Sodium Aescinate, sodium ascorbate, sodium benzoate, sodium bicarbonate, nasmil, glycididazole sodium, Sodium Gualenate, saturating
Bright matter acid sodium, ibandronate, sodium nitrate, sodium nitrite, sodium hydroxybutyrate, sodium phenylacetate, phenylbutyrate sodium, sodium sulfuric acid pula testis
Ketone, Sodium Pyruvate, natrium taurocholicum, sodium thiosulfate, hypo, Sodium Thiosulfate, sodium zirconium cyclosilicate, Suo Feibuwei, Suo Li
That new, soluble ferric pyrophosphate citric acid, soluble guanylate cyclase stimulation, sophocarpine, hydrochloric acid Sophoridine, Sorafenib,
D-sorbite, Sparfloxacin, Spirapril, antisterone, squalamine, stannsoporfin, stavudine, S-tenatoprazole, Stepronin,
Stiripentol, streptozotocin, malonic acid strontium, strontium ranelate, succinic acid, ulcerlmin, sucrose gel, sufentanil, Shu Talan
Zinc, the more glucose that relaxes, Sulbactam, sulbactam, Schuqindin sulfate, sulfamethoxazole, salicylazosulfapyridine, Suo Fan replace Buddhist nun, sulphur
Ureas, sulforaphen, sodium tanshinon Ⅱa silate, sulindac, Sulodexide, sulfamethoxazole, sulthiam, sumatriptan,
Sumatriptan succinate, Sutent, sunstone, Suplatast Tosilate, naganol, verapamil hydrochloride, rilpivirine, his cassie
Alcohol, Tachocomb, Tacrine, tacrolimus, Tadalafei, Lonazolac, tafenoquine, tafluprost, talaporfin, he benefit
Ke Suo, Taltirelin, Tamibarotene, tamoxifen, Tamsulosin, tamsulosin hydrochloride, Tandospirone, tanespimycin, he
Spray his more, Ta Linaxin, Ta Simeiqiong, his quinoline not moral, tazarotene, Tazobactam Sodium, sodium-tazobactam, L-084, spy
Kao Weirui, tectorigenin sodium sulfonate, Tedisamil, phosphoric acid safe ground azoles amine, tegafur, tegaserod, teicoplanin, special drawing
Wei, Telatinib, Sebivo, thyrite, Telmisartan, Temocapril, m-THPC, Temoporfin, Temozolomide, Xi Luomo
Department, teneligliptin, tenofovir, tenofovir Chinese mugwort draw phenol amine, tenofovir aspartic acid, tenofovir disoproxil fumarate, replace promise
Former times health, Teprenone, Terazosin, Terbinafine, terbinafine HCl, Terguride, teriflunomide, Te Suofenxin, testosterone,
Testosterone undecanoate, butylbenzene, Ding Ka, tetracaine hydrochloride, quadracycline, tetrathiomolybdate, Tetryzoline, nyson (tetryzoline), sand
Sharp degree amine, Thenorphine Hydrochloride, thio-tepa, fibrin ferment, fibrin ferment micro-capsule, thyroxine, Tiagabine, Nai Puting, replaces suddenly theophylline
Dragon, Ticagrelor, ticlopidine, tigecycline, Tiludronic Acid disodium, timolol, timolol maleate, Tinidazole, sulphur
Metronidazole, tinzaparin sodium, tioconazole, Tiopronin, Tiotropium Bromide, tiotropium bromide monohydrate, tipepidine, extra large benzoic acid replace
Training pyridine, mention training it is fixed, for pyrrole method Buddhist nun, tipranavir, Tirapazamine, Tiritazad, tirofiban, tirofiban hydrochloride, oka
Xiping, tirofiban hydrochloride, Tizanidine, tobramycin, tocofersolan, vitamin A acid dimension E ester, dimension A fertility alcohol ester, support method are replaced
Buddhist nun, tofogliflozin, Tolcapone, tolimidone, Tolperisone, Tolterodine, Tolterodine tartrate, tolvaptan, Tuo Nabosha,
Topiramate, Topiroxostat, topotecan, topotecan hydrochloride, Torasemide, Toremifene, Tuo Sheduote, tosufloxacin, support
Spy mother Bo Page choline, tributidine, C16H25NO2, tramadol hydrochloride, Trimetinib, Trandolapril, tranexamic acid, Qu Nisi
Spy, chlorhydric acid tranditerol, travoprost, Trazodone, trehalose, song Ge Lieting succinate, treosulfan, treprostinil,
Treprostinil ethanol amine, vitamin A acid, Triamcinolone acetonide, triazolam, trichloromethiazide, triciribine, Triclabendazole, triclocarban,
Syprine Hydrochloride, trifluorothymidine, triflusal, three enanthic acid glycerolipid, Trilostane, Trimebutine 3- thiocarbamoyl-
Benzene, toluenesulfonic acid Trimebutine, Trimegestone, trimethoprim, Trimetrexate, trisnitrate, Colloidal Bismuth Subcitrate, tropoyl
Amine, Tropisetron, trospium chloride, trovafloxacin, troxipide, Tulobuterol, safe happy Horizon, ubenimex, ubidecarenone, crow
Ground that non-, excellent that non-, ulinastatin of ground, Ulipristal, Ulobetasol, uracil, Urapidil, three acetic acid uridines, urine polyacid
Peptide, ursodesoxycholic acid, ursolic acid, Valaciclovir, valaciclovir hydrochlordide, valdecoxib, valganciclovir, valproic acid, penta soft ratio
Star, Valsartan, half pentahydrate tertiary sodium phosphate of Valsartan, vancomycin, vancomycin hydrochloride, Vande Thani, Vanoxerine, salt
Sour Vardenafil, varenicline, dimension department bent lattice, Wei Luofeini, Venlafaxine, VENLAFAXINE HCL, Verapamil, hydrochloric acid Wella
Pa rice, phenol auspicious net, Vernakalant, vernakalant hydrochloride, Verteporfin, Vesnarinone, Wei Sinali ketone, Vesnarinone, dimension card
Gray, sabril, Vilantro, vilazodone, vildagliptin, vincristine sulphate, vinflunine, vinorelbine, Changchun
Xi Ting, vismodegib, vitamine E nicotinate, vitamin E, voglibose, Vonoprazan fumarate, Wella pa Sha, Fu Likang
Azoles, Vorinostat, Vortioxetine, hydrobromic acid Vortioxetine, warfarin, xemilofiban, meter Luo Feiban, Yi meter Ta Wei, excellent gram
That non-, zafirlukast, zalcitabine, Zaleplon, Zaltoprofen, zanamivir, Zidovudine, retrovir, zidovudine,
Zileuton, zinc acetate, Zinostatin stimalamer, Ziprasidone, zofenopril calcium, left Fen Puli, zoledronate disodium, azoles carry out phosphine
Acid, Zomitriptan, zolpidem, Zolpidemtar Trate, Zonisamide, zopiclone, Zotepine, zucapsaicin, Zuclopenthixol.
In some embodiments, traditional Chinese medicine is selected from sunset abelmoschus flower, Canton love-pea vine, lotus pockmarks, five power mouth skins, thorn five
Add, wilsonii leaching descendants, luxuriant grass, radix achyranthis bidentatae, fohum aconiti kusnezoffii, wild aconite root, radix aconiti agrestis, monkshood, aconiti preparata,radix, monkshood, Rhizoma Acori Calami, rhizoma acori graminei, south
The root of straight ladybell, appearance Luo Zi, long-nosed pit viper, hairyvein agrimony, stick skin, carpet bugle, caulis akebiae, Akebia Fruit, cortex albiziae, Flos Albiziae, pool weldering, lotus is white, garlic,
Semen allii tuberosi, aloe, grass beans are slightd, galangal, intelligence development, Bai Subcommittee-to, beans are slightd, fructus amomi, it is white hereby, Herba Andrographitis, andrographolide, rhizoma anemarrhenae, two
Head point, the root of Dahurain angelica, Radix Angelicae Pubescentis, Radix Angelicae Sinensis, octagonal bacterium perfume, Folium Apocyni Veneti, agalloch eaglewood, blood clam, ox base of a fruit, bicolor, ardisia japonica, big abdomen
Skin, the township Jiao Mo, mould willow, arisaema cum bile, Rhizoma Arisaematis (processed), rhizoma arisaematis, horse study carefully bell, herba aristolochiae, semen armeniacae amarae, Asian puccoon, green high, folium artemisiae argyi, mattress
Old, asarum, asiatic moonseed extract, Ah limb, asparagus fern, aspongopus, aster, semen astragali complanati, process yellow seedling, Huang Miao, Rhizoma Atractylodis Macrocephalae, rhizoma atractylodis, radix aucklandiae,
Product is real, product shell, before bamboo, tabasheer, rhizoma et Radix Baphicacanthis Cusiae, blackberry lily, grass before stream leaching descendants, top before medicinal extract, top before top, waxgourd peel, styrax,
Barberry, purple bergenia herb, Bergenin, adder-wort, bletilla, the rhizoma bolbostemmae, stiff perfume, borneol (borneolum syntheticum), natural borneol (dextrorotation dragon
Brain), calculus bovis factitius, In vitro cultured Calculus Bovis, cow-bezoar, lamp use up florigen, stifled real son, Java brucea, cornu bubali, butterflybush flower, gallbladder revive, money
It is agkistrodon, radix bupleuri, calamine, callicarpa kwangtungensis Chun, folium callicarpae pedunculatae, bigleafbeautyberry root or leaf, calomel mercurous chloride, Chinese trumpet creeper, Chinese olive, sword bean, fructus cannabis, peppery
Green pepper, Nan Hefeng, crane wind, safflower, cloves, Fructus Caryophylli, cassia seed, castor oil, catechu, cockscomb, seed of feather cockscomb, asiatic centella total be bitter,
Centella, crane do not eat grass, worm it is white gambling, bee arrange, cornu cerve degelatinatum, deer mythical bird like the phoenix, deer horn, deer horn glue, pawpaw, Radix changii, FRUCTUS TERMINALIAE IMMATURUS, river son,
Greater celandine, danggui extract, danggui liujin gao, green commonplace stone, wide rate, chrysanthemum, wild chrysanthemum, river be curved, rhizoma cibotii, bee are de-, chrysanthemum official, cimicifugae foetidae, cinnabar, cortex cinnamomi,
It is ramulus cinnamomi, cinnamon oil, small jasmine, big jasmine charcoal, big jasmine, Common Cissampelos Herb (the raw rattan of tin), meat ash Rong, Exocarpium Citri Rubrum, fragrant rubber, Exocarpium Citri Grandis, green peel, old
Skin, tangerine seed, fingered citron, caulis clematidis armandii, the root of Chinese clematis, clinopodium polycephalum, frutus cnidii, Radix Codonopsis, adlay, first bird plantar grass, conyza blinii, the coptis, winter
Worm summer grass, rainbow conk, mountain Lay cornel, corydlis bungeana, decumbent corydalis tuber, rhizoma corydalis (corydalis tuber), mountain plant leaf, hawthorn, edible tulip, carbonized hair, west
It is safflower, crotons, defatted croton seed powder, thizoma curculiginis, turmeric, Radix Curcumae, curcuma zedoary, mil, radix cyathulae, HuanweihuangyangxingD, radix cynanchi atrati, paniculate swallowwort, white
Before, cynomorium songaricum, rhizoma cyperi, daurian rhododendron oil, dalbergia wood, datura flower, stone tiltedly, iron sheet stone tiltedly, it is lepidium seed, Desmodium styracifolium, beautiful wheat, Changshan, white
Fresh hide, Dioscorea Panthcica, powder leather Soviet Union, rhizoma dioscoreae nipponicae, Chinese yam, continuous leather Soviet Union, teasel root, dragon's blood, the rhizome of davallia, thick wood-fern rhizome charcoal, thick wood-fern rhizome, Yu
State Radix Rhapontici seu Radix Echinopsis, eclipta, plant vine, red gentian, Chinese ephedra, radix ephedrae, Herba Epimedii, E. wushanense T. S. Ying, scouring rush, lamp use up asarum (lamp
Flower to the greatest extent), batch leaf, pipewort, heroubill, erycibe obtusifolia benth, eucalyptus oil, Cortex Eucommiae, folium cortex eucommiae, Wu Laihuang, eupatorium, eupatorium lindleynun var. trifoliolatum, radix euphorbiae lantu, winged
Raise grass, Herba Euphorbiae Humifusae, Beijing spurge root, defatted MOLEPLANT SEED, semen euphorbiae, the whole worm (hut worm) of soil, prominent reality, cymose buckwheat rhizome, tussilago, asafoetide, herba fibraureae recisae,
Fibrauretine, amethyst, small mattress perfume, fructus forsythiae, the bark of ash, bulbus fritillariae cirrhosae, Hupeh Fritillary Bulb, Siberian fritillary bulb, fritillaria thunbergii, fritillary bulb, red bean slight, five
Gall nut, endothelium corneum gigeriae galli, ganoderma lucidum, capillary extract, coke grip son, grip son, Rhizoma Gastrodiae, clam break, aleppo avens, small-leaf bonesetting, lilac daphne, Qin Chong, dragon
Gallbladder, ginger stream leaching descendants, ginkgo leaf, ginkgo biloba p.e, gingko, folium panacis japonici cum caule, red ginseng, ginseng, Glabrous Sarcandra Herb medicinal extract, Longtube Ground Ivy Herb, pig tooth
It is abundant, big Fu Jiao, Fu Jiao thorn, Radix Glehniae, radix glycyrrhizae preparata, Radix Glycyrrhizae, common bombax flower, granatum, Shi Yi, forging stone descendants, ochre, the shell of seaear, big
Green salt, red stone moon purport, mountain plant leaf extract, the red seedling of moxibustion, red seedling, cottonrose hibiscus leaf, hippocampus, sea-buckthorn, rhizoma homalonemae, malt, fish it is swollen
It is grass, rouge and powder, henbane seed, Herba Hyperici Monogyni, Chinese holly, holly leaf, iron holly bark, anisetree bark, the seed of garden balsam, rhizoma imperatae, indigo naturalis, sheathed
Flower, gold boiling grass, elecampane, Rhizoma Belamcandae, folium isatidis, Radix Isatidis, walnut kernel, big rate, rush, desert Caulis Spatholobi, mountain abandoning, the calyx and receptacle of a persimmon,
The luxuriant son of the root of gansui, Knoxia valerianoide, the fruit of summer cypress, Semen Lablab Album, Wingedtooth Laggera Herb, Hong Lian, thallus laminariae, lamiophlomis rotata, Lasiosphaera fenzlii, constitution, motherwort, motherwort
Stream leaching descendants, extract of licorice root, Radix Glycyrrhizae stream leaching educate, rhizoma ligustici, the fruit of glossy privet, lily, aetite, the root of three-nerved spicebush, linseed, Fructus Liquidambaris, hold face cream,
Radix Liriopes, cladoptosis core, leather it is clear before, lobelia chinensis, arillus longan, Honeysuckle flower, caulis lonicerae, honeysuckle, lophatherum gracile, luffa, the root bark of Chinese wolf-berry,
Chinese holly offer sacriffices to the gods or the spirits of the dead son, Herba Lycopi, lycopodium calvatum, Lygodium japonicum, herba lysimachiae, lysiontus pauciflorus ,/- L-Borneol (L-Borneol) ,/- menthol, magnetite, the flower bud of lily magnolia,
Cortex Magnoliae Officinalis, Flos Magnoliae Officinalis, leatherleaf mahonia, Fructus Malvae Vertillatae, pangolin, mulberry wipe pin, pearl, mother-of-pearl, CAULIS MARSDENIAE TENACISSIMAE, honey, abundant Gong (green sail), hardship
Chinaberry skin, muskmelon seed, rhizoma menispermi, peppermint, the clear leaf of clam shell, Lapis Micae Aureus, cloth, water melon frost, semen momordicae, the root bark of white mulberry, mulberry leaf, Sang Kan, mulberry
Branch, Morinda officinalis, Ying Xiang, elscholtiza, cortex moutan, plum blossom, dark plum, kamuning, spot are sweet, Pork and beans is slightd, myrrh, rhizoma nardostachyos, the compound of glauber-salt and liquorice, awns
Always abundant glycosides, notoginseng triol bear glycosides, younger brother for nitre, lotus leaf, Lotus Plumule, lotus pod, close section, lotus seeds, stamen nelumbini, fennelflower seed, Radix Notoginseng, Radix Notoginseng
Work, basil oil, olibanum, stone-like omphalia, marmor serpentinatum, Radix Ophiopogonis, Orostachys fimbriatus, Oroxylum indicum, rice bud, Japanese Flowering Fern Rhizome, oyster, it is white it is careless, red it is careless,
Panax japonicus, panax japonicus majoris, American Ginseng, grain shell, Paris polyphylla, patchouli oil, high mountain horseradish dish, peppermint oil dementholized, Caulis Perillae, perilla leaf, purple
Perillaseed, cortex periplocae, peach branch, peach kernel, RADIX PEUCEDANI, the root of purple-flowered peucedanum, kaladana, CORTEX PHELLODENDRI AMURENE, Cortex Phellodendri, pheretima, reed root, emblic, bright and beautiful lamp
Cage, Physochlaina macrophylla, Phytolacca acinosa, quassia, picria fel tarrae, Radix picrorrhizae, prepared RHIZOMA PINELLIZE without adju-vant, pinellia, rhizoma pinellinae praeparata, the tuber of pinellia, Pine Nodular Branch, pollen pini, Hu
Green pepper, caulis piperis futokadsurae, Bi water chestnut, Asiatic plantain, semen plantaginis, cacumen biotae, the seed of Oriental arborvitae, knot stalk, Pogostemon cablin, Extractum Polygalae Liquidum, Japanese polygala, far
Will, radix polygonati officinalis, rhizoma polygonati, piece storage, polygonum cuspidate, the vine of multiflower knotweed, prepared fleece flower root, the fleece-flower root, fructus polygoni orientalis, polygonum perfoliatum, few folium isatidis, pig etc.,
Poria cocos, obtain tea skin, dent is looked for, potentilla chinensis, potentilla discolor, PULVIS CORNUS BUBALI CONCEN TRATUS, Yi Ren, propolis, Prunella vulgaris, brush-cherry seed, tuniclike psammosilene root,
Golden Larch Bark, radix pseudostellariae, Psoralen moon purport, hooker winghead root, pueraria lobata, Pachyrhizua angulatus, the Chinese bulbul, the right copper of@, pyrola, pyrrosia lingua, the fruit of Rangoon creeper, winter insult
Grass breathes out spiral shell oil, radix ranunculi ternati, Lay vine, realgar, Rehmannia glutinosa, glutinous rehmannia, Radix Rhapontici seu Radix Echinopsis, rheum officinale, root of kirilow rhodiola, Rhododendron dauricum, Rhododendron molle, rheum officinale
Soak descendants, Extractum Rhei Liquidum, bacterium pockmarks, China rose, Jin Louzi, rose, raspberry, Juncao, tinkling of pieces of jade goat's horn, the total intoxicated acid extraction of Radix Salviae Miltiorrhizae
Object, Radix Salviae Miltiorrhizae, pleased, santal, radix saposhnikoviae, bush, middle of the month wind, seaweed, sargentodoxa cuneata, Folium Sauropi, saururus chinensis, Herba Saussureae Involueratae, five hide
Extracts, Sculellaria barbata, the Huangs such as son, kadsura longepedunculata, charred schizonepeta, schizonepeta, ching-chieh charcoal, ching-chieh, Hou Song, scorpio, radix scrophulariae, Huang
Son, climbing groundsel, kind muddy leaf, cuttlebone, snake ant, sesame oil, Semen sesami nigrum, rice sprout, Herba Siegesbeckiae, powder-refining with water are played Deng, stringy stonecrop, Selaginella tamariscina, day
Jasmine, mustard seed, caulis sinomenii, Himalayan mayapple fruit, siphonostegia chinensis, Siraitia grosvenorii, shafts chinaroot greenbrier, soil obtains etc., semen sojae germinatum, semen sojae atricolor, tasteless preserved soybean, solidago plant
Flower, kuh-seng, sophora flower, the Fructus Sophorae, subprostrate sophora, trigone, Caulis Spatholobi, spicebush oil, duckweed, stachyurus pith, stalactite, octagonal mattress sesame oil, open country
Pawpaw, radix stellariae dichotomae, the tuber of stemona, the root of fangji, the sterculia seed, prepared nux vomica, vomiting nut, storax, Pulvis Fellis Suis, Sulfur, when medicine, swertia mileensis,
Sea otter, Cortex Syringae, talcum powder, talcum, Chinese tamarisk tops, tanshinone extract, dandelion, herba taxilli ,-tea oil, terminaliae billericae,fructus, tortoise plastron
Glue, tortoise plastron, the stem pith of the rice-paper plant, firewood be lonely, the bulb of thunberg fritillary stream leaching side of body, golden fruit pull, ginseng stem and leave general saponin, Fructus meliae toosendan, vertebra, ginseng always abundant glycosides, do
Paint, palm, Cai Chenopodiaceae, Snakegourd Fruit, cortex trichosanthis, radices trichosanthis, fries wither son, melon of melon and withers son, fenugreek, whole first, tsaoko, turpentine caulis trachelospermi
Oil, acute turpinia leaf, cattail pollen, rhizoma typhonii, uncaria, the seed of cowherb, thin spider perfume, Verbena officinalis, honeycomb, rde bean, viola mandshurica, tree are posted
Life, oil of negundo chastetree, fructus viticis, leaf of negundo chastetree, radix jurineae, fructus forsythiae extract, rhizoma curcumae longae concisa, the achene of Siberian cocklebur, Chinese prickly ash, Radix zanthoxyli, zaocys dhumnade, cultivation
Art oil, baked ginger, ginger, rhizoma zingiberis, acid evil benevolence etc..
In some embodiments, drug matrices still further comprise medium.Medium can be associated with API, for example, base
Bottom can have physical contact with API.In some embodiments, API can be embedded into substrate.In some embodiments, API
It can be dispersed in substrate.
In some embodiments, medium includes water soluble excipient.Water soluble excipient is selected from the following group: cocoa
Rouge, polyethylene glycol (PEG), sucrose, glucose, galactolipin, fructose, xyloselactose, maltose, trehalose, sorbose
Alcohol, mannitol, maltodextrin, gossypose, stachyose, oligofructose either their combination.In some embodiments
In, substrate further includes plasticizer.
In some embodiments, medium has corrosion/dissolution rate than API high.
Drug matrices can be loaded into compartment with any desired configuration or size.
In some embodiments, drug matrices operably pass through covalent bond, non-covalent bond or connector in compartment
It is connected.Therefore, it is connected after drug matrices can be prepared respectively with matrix by covalent bond or non-covalent bond.In some embodiments
In, pharmaceutical formulation disposably generates drug matrices and matrix by the method for 3D printing.
In some embodiments, drug matrices, which are molded, is pressed into tablet, oval tablet, pill or capsule.One
In a little embodiments, drug matrices shape is consistent with compartment shape.For example, when compartment shape is pie, drug matrices shape
It is pie to fill the full compartment.
In some embodiments, as shown in fig. 6, drug matrices exist in the form of nano particle.Drug matrices with it is molten
There is API or be dispersed with the solution of API and mixes.During subsequent 3D printing pharmaceutical formulation, solution is atomized/is injected in
On printable layer.Solution containing drug matrices is once dried, and drug matrices are just dispersed among pharmaceutical formulation.Nanometer
Particle has biggish surface area, thus has higher dissolution rate.
Nanoparticle size (preferably 100-800nm, 100-700nm, 100-600nm, 100- between 1nm to 900nm
500nm、100-400nm、100-300nm、100-200nm、1nm、2nm、3nm、4nm、5nm、 6nm、7nm、8nm、9nm、
10nm、11nm、12nm、13nm、14nm、15nm、16nm、17nm、 18nm、19nm、20nm、100nm、200nm、300nm、
The size of 400nm, 500nm, 600nm, 700nm, 800nm, 900nm).The size of nano particle can be suitable by selecting
Synthetic method and/or system control.Wishing the nano particle in size range in order to obtain, can suitably control or changing
Become synthesis condition to provide, for example, it is desired to solution concentration or the cavity ranges of needs (comment in detail visible: Vincenzo
Liveri, the controlledly synthesis of nano particle, Springer, 2006 in microcosmic heterogeneous system).
As shown in fig. 7, in some embodiments, drug matrices can exist in the form of micropin.The drug of micropin form
In the usually packed shell with acicular texture of matrix.During 3D printing pharmaceutical formulation, micropin can also and drug
Dosage form prints together, can also be embedded in pharmaceutical formulation.Micropin can by carbohydrate, PLGA polymer, API or they
Combination is constituted.When being administered to parenteral or intestines, micropin can help API to enter the circulatory system of patient.
In some embodiments, drug matrices can be configured to a network.As shown in Figure 8 A, a kind of pharmaceutical formulation
Drug matrices are loaded in the compartment of intrinsic silicon.The basal structure of drug matrices is at a network, such as by loose
Material is made, and the density of loose drug matrices is usually less than the density of matrix.The frame structure of tablet is by can be at 1-10 minutes
The material of interior dissolution is made, substrate can the dissolution in 2-60 seconds, preferably 2,5,10,15,20,25,30,35,40,45,50,
55, the substrate dissolved in 60 seconds.As shown in Figure 8 B, after pharmaceutical formulation is applied, API can be released in several seconds.
Drug matrices content can be made by using additive method, such as fused glass pellet (FDM) method.One
In a little embodiments, the mixture of API and excipient can be crushed to by drug matrices by 3D printing.Before extrusion,
API is melted and is uniformly mixed with the substrate melted.Alternatively, before extrusion, the API (such as powder) of solid form
It can mix or be dispersed among substrate with the substrate of thawing.Usually, extrusion process is in substrate glasses transition temperature
On carried out between 10 to 40 DEG C and close at a temperature of the fusing point of API.Once 3D printer has reached suitable temperature, substrate
Stereosopic printing surface will be deposited to.It can control the shape of drug matrices and big by being programmed to 3D printing process
It is small.In some embodiments, drug matrices can have not only been manufactured in same technique but also manufacture matrix.In some embodiments
In, first manufacture drug matrices and remanufacture matrix, and among the manufacturing process of matrix or later by drug matrices be loaded into every
Room.
In some embodiments, when drug matrices are loaded into compartment, drug matrices are connected with matrix, example
Such as, drug matrices are embedded into or are fixed in the base.In some embodiments, when drug matrices are packed into compartment
It waits, drug matrices can be separated with matrix.
D. controlled release
The pharmaceutical formulation of the disclosure has different release processes after oral.In some embodiments, drug agent
Type has constant release, pulse release, sustained release or non-linear release profiles.In some embodiments, pharmaceutical formulation
With zero-order release kinetics.
In the disclosure, the release of drug measures in aqueous solution.Aqueous solution include gastric juice, intestinal juice, body fluid and
Containing inorganic or organic compound aqueous solution.Aqueous solution also includes water.
For specific drug therapy field, a suitable release profiles can bring many benefits.For example, pulse release
Curve realizes controlled absorbed to reduce peak level/slot level ratio, and it is fixed to realize the specific region into gastrointestinal tract
To release drug matrices and the absorption process unrelated with feed status, therefore the curve can be used to improve deviation, reduce secondary
The adaptability of patient is acted on and improves, these features are very necessary for treatment ADHD disease.In another example loading dose
Maintenance dose is followed by for treating chronic disease, as hypertension and diabetes there may be advantage.
Several mechanism using the pharmaceutical formulation control release profiles in the disclosure have been discussed above.For example, passing through
By the exposed area of the matrix of lasting corrosion, the drug matrices being embedded in matrix can be provided for a long term the drug of constant basis for adjustment.
In addition, the geometry of size and/or compartment that the release profiles rate of API can be open by compartment controls.
In some embodiments, release profiles can by design one with by plug close or block hole every
Room controls.Plug is to work as pharmaceutical formulation by water-soluble, porous or solvable corrosion material or pH sensitive material or hydrophobic material etc.
By gastrointestinal tract will receive dissolution, degradation, structure variation material be made.When pharmaceutical formulation is applied to an object, plug
Son can be melted, permeate or corrosion, thus the drug matrices in compartment will be released.Have by selection suitable molten
The plug water-soluble material of Xie Du, permeability and solvable erosion degree can control the release profiles rate of drug matrices.Alternatively,
It, can be by using suitable shape and/or the plug of size (for example, suitable for the plug of the hole for blocking on compartment
The column of length) control the release profiles rate of drug matrices API.The release profiles can also pass through the compartment of different number
To control.Fig. 9 shows a kind of exemplary dosage forms, and intrinsic silicon contains multiple column compartments and is distributed in the two of pharmaceutical formulation
Side.Each compartment accommodates drug matrices.The hole that each compartment has a column plug to block.These plugs have
Different solubility.Depending on the size, shape and solubility of plug, the release of API can be lasting, continuous, same
When, successively or pulse feature.
Figure 10 A shows a kind of exemplary pharmaceutical formulation with successively release profiles.0A referring to Fig.1, the pharmaceutical formulation
700 matrix 701 is included there are three column compartment 702-704.Each compartment is mounted with the drug base containing same API
Matter.Each compartment has the hole blocked by stick-like plug 705-707.Length still is made by same material in these plugs
It is different, therefore it is also different to open the time needed for compartment release drug matrices to dissolve plug.As illustrated in figure 10 c, most short
Plug dissolve first and release API from first compartment.After the API in first compartment is released completely, in it is isometric
The plug of degree dissolves and releases API from second compartment.After the API in second compartment is released completely, third plug
Dissolution is to discharge API from third compartment.Therefore, after the drug matrices in first compartment are released, Plasma Drug Level
Reach first peak value.It is consumed when the API discharged since first compartment, Plasma Drug Level is begun to decline (see figure
10D).Before Plasma Drug Level drops to critical levels (parallel lines, the drug ineffective under the line), in second compartment
API be released, then Plasma Drug Level again increase.When the API discharged in second compartment reaches the second peak value and opens
When beginning is consumed, the plug of third compartment is dissolved to open compartment.Therefore, plasma A PI level can be maintained pass for a long time
On key level, this is very helpful for the treatment of specified disease.
Successively release characteristic may be implemented by another exemplary pharmaceutical formulation.The pharmaceutical formulation contains such as Figure 10 B institute
Several drug matrices encapsulated with refracting films shown.Dissolving each layer may be implemented the sustained release of API simultaneously, to provide as schemed
Continuous lasting API release shown in 10C.In some embodiments, after pharmaceutical formulation is applied, the outer layer of the pharmaceutical formulation
It can dissolve immediately and discharge the drug matrices being embedded into.But since outer layer has blocked exchanging for the layer being clipped in the middle and environment,
Make that middle layer is insoluble or solution rate is very slow.In other words, the dissolution of outer layer typically precedes the dissolution of middle layer, thus
The effective ingredient contained in outer layer typically precedes the effective ingredient release of middle layer.During the dissolution of outer layer makes to be sandwiched in
Between layer be exposed to accelerate their dissolution, it is thus achieved that the successively release profiles as shown in Figure 10 C.One
In a little embodiments, pharmaceutical formulation includes the Gas generating components being loaded in first compartment.In some embodiments, the gas
Component occurs and is selected from the following group: organic acid plus carbonate, sulphite, bicarbonate, sodium carbonate, sodium bicarbonate, inclined sulfurous acid
Hydrogen sodium, calcium carbonate and their combination.Gas generating components and gastric juice can discharge carbon dioxide or sulfur dioxide gas when contacting.
When matrix is dissolved under one's belt, permeates or when corrosion, due to gas generator part be exposed to acidic environment or water penetration into
Enter compartment and cause acid and reacted with sodium bicarbonate, which can generate gas in a manner of effervesce to discharge drug base
Matter.It should be noted that can be come according to each layer of thickness, dissolution rate, permeability and the corrosion rate etc. for adjusting pharmaceutical formulation
The dissolution time of different layers is set, so that different layers can be dissolved with preset time or solubility curve, so that wherein
Effective ingredient can be discharged with preset release profiles.
The pharmaceutical formulation of the disclosure include at least with one or more drug matrices existing for section retards releasing pattern,
Middle sustained release can be controlled by traditional material or mode well known to those skilled in the art, for example, pass through by
API is embedded into matrix/substrate of sustained release or is realized by using one or more sustained release coatings.By prolonging
Slowbreak is put, and API release can be controlled to twice a day or once be administered and can meet the requirements, this has for needing by continuing
The active constituent of dosage has advantage come the treatment for fighting pain.
In some embodiments, pharmaceutical formulation can discharge active component at once in the oral cavity.For example, being released in mouth
In chamber or take sublingual area.
In some embodiments, pharmaceutical formulation further comprises conventional adminicle well-known to those skilled in the art
Matter, preferably glycerin monostearate, the derivative of semi-synthetic triglyceride, semi-synthetic glyceride, rilanit special, palm fibre
Palmitic acid acid glyceride, Compritol 888 ATO, polyvinylpyrrolidone, gelatin, magnesium stearate, stearic acid, odium stearate, talcum, benzene
Sodium formate, boric acid and colloidal silicon dioxide, fatty acid, substituted triglycerides, glyceride, polyoxyalkylene diols and they spread out
Biology.
The preparation of pharmaceutical formulation
Controlled release pharmaceutical formulation disclosed herein can be produced by any appropriate process.In some embodiments
In, which is produced by 3 D-printing (3D printing).
3D printing used herein refers to the process for producing 3D article in layer according to Digital Design.In U.S.Pat.
Nos.5,204,055;5,260,009;5,340,656;5,387,380;5,503,785;And it is described in 5,633,0213D
The basic process of 3D printing.Remaining is related to the United States Patent (USP) of 3D printing and application includes: U.S.Pat.Nos. 5,490,962;
5,518,690;5,869,170;6,530,958;6,280,771;6,514,518;6,471,992;8,828,411;U.S.P G
Pub.Nos:2002/0015728;002/0106412;2003/0143268;2003/0198677;2004/0005360.About
The detailed description of 3D printing may refer to above-mentioned patent and application.
For the production of pharmaceutical formulation, the different 3D printing methods of different raw material, equipment and condition of cure have been related to it
Through being developed.These 3D printing methods include binder deposition (see L Gibson etc. (2015) Additive Production technology: 3D
Printing, rapid shaping and direct digitization production, 2 editions, Springer, New York;W.E.Katstra etc. (2000) 3 D-printing
The oral drug dosage form of manufacture, control release magazine 66:1-9;W.E.Katstra etc. (2001) is manufactured multiple by 3 D-printing
Miscellaneous peroral dosage form, Materials Science and Engineering technical college thesis, the Massachusetts Institute of Technology;H.Lipson etc. (2013) assembly:
The New World of 3D printing, John Wiley father and son company;G.Jonathan, A.Karim (2016), the 3D printing of medicament: design
The new tool of the delivery system of customization, international medical magazine, 499:376-394), material injection (see G.Jonathan,
A.Karim (2016), the 3D printing of medicament: the new tool of the delivery system of design customization, international medical magazine, 499:
376-394), it squeezes (see L Gibson etc. (2015) Additive Production technology: 3D printing, rapid shaping and Direct Digital metaplasia
Produce, 2 editions, Springer, New York) and photopolymerization (see F.P.Melchels etc. (2010) to stereolithography and its in biomedicine
Application in engineering, biomaterial 31:6121-30).
In some embodiments, pharmaceutical formulation disclosed herein is manufactured by pressing method.In extrusion process, material
The nozzle activated from robot squeezes out.Unlike binder deposition one powder bed of needs, pressing method can be printed upon any base
On bottom.Multiple material can be all extruded to realize 3D printing, including thermoplastic material disclosed herein, paste and colloidal suspension
Liquid, silicone and other semisolids.A kind of common type for squeezing out printing is fusion sediment modeling, thin using solid polymer
Silk is printed.In fusion sediment modeling, filament is introduced into the nozzle assembly of heating and is squeezed (see L by gear train
Gibson etc. (2015) Additive Production technology: 3D printing, rapid shaping and direct digitization production, 2 editions, Springer, knob
About).
The production instruction of printing work can be generated by diversified forms, including direct coding, be pushed away from solid CAD model
It leads or other is directed to the computer interface and application software of 3D printing machine.The quantity and space cloth for the drop that these instructions include
Confidence breath, general printing parameter, for example, on each linear dimension (X, Y, Z) decline interval and each drop in
The volume or quality of liquid.The material given for one group, adjustable parameter is to improve the architecture quality of creation.The knot of creation
The whole resolution of structure is the size of powder particle size, the fluid droplet sizes, print parameters and material property.
Since 3D printing can handle a series of drug materials and can be with Partial controll component and structure, 3D printing is very
Suitable for manufacturing the pharmaceutical formulation the present invention with complex geometry mechanism and component.
Manufacture is also convenient for personalized pharmaceutical formulation using 3D printing method.Personalised drug is referred to based on biological marker
Object generates Treatment decsion and personalized dosage form design to help the layering to patients.Digital Design is modified than modification
Physical equipment is easier.In addition, automation, the operation cost of small-scale 3D printing may can be ignored.Therefore, 3D
Printing can allow multiple small-sized, personalized batch production to be economically feasible, and make the dosage form for being intended to improve compliance personalization
Production becomes possible.
Individual character dosage form, which allows to customize, delivers according to the weight of patient and the medication amount of metaboilic level.The dosage form of 3D printing can be with
Children and highly effective drug in ensuring to grow up have accurately personalized dosage.Personalized dosage form can also combine
The drug of all patients adheres to taking medicine at a single daily dosage so as to improve patient.
Figure 11 shows using 3 D-printing the method for manufacturing personalized dosage form.It is available each for each patient
Kind of clinical test as a result, including weight, age, metabolic index and genome biomarker etc..The knot of clinical test
Fruit is input into computer software, and prescription in conjunction with doctor and pharmacological kinetics model design given dose and pharmaceutical composition
Dosage form.Then the instruction is sent to a three-dimensional printer manufacture dosage form.The dosage form of generation is applied to patient.
The controlled release of a variety of drug matrices
The pharmaceutical formulation and method of the disclosure can be used to control the release of two or more drug matrices, to realize
The optimization of the pharmaceutical composition in specific medical field.For example, the tablet for the treatment of hypercholesterolemia can be designed as instant-free
Atorvastatin calcium but extended release niacin.In another example, lenitive nonsteroidal anti inflammatory drugs (NSAID) quilt
It is designed as sustained release NSAID, but mucosa injury of the quick release H2 receptor antagonist to prevent NSAID from inducing.
In some embodiments, multiple compartments are contained in matrix, each compartment is mounted with a kind of drug matrices.One
In a little embodiments, multiple compartments are connected with each other.In some embodiments, multiple compartments are mutually not attached to.In some embodiment party
In formula, the drug matrices being loaded in different compartments are identical.In some embodiments, the drug base being loaded in different compartments
Matter is different.The pharmaceutical formulation, which can be designed as can provide, discharges a variety of drug matrices simultaneously or sequentially to realize that synergistic treatment is made
With.
In some embodiments, the release of a variety of drug matrices can be at the same, successively, pulse or this is several
The combination of kind mode.Figure 12 A shows a kind of exemplary pharmaceutical formulation, which can discharge a variety of API simultaneously.Ginseng
According to as illustrated in fig. 12, which includes three lamination 801-803, and every layer is all embedded into different drug matrices.Such as
Shown in Figure 12 B, after pharmaceutical formulation 800 is applied, the drug matrices be released simultaneously but rate of release with the dissolution of layer and
It is different.
Figure 13 A depicts another exemplary pharmaceutical formulation with release profiles simultaneously.With reference to 13A, the drug agent
Type 900 includes three column compartment 901-903, and these compartments are loaded with three kinds of drug matrices.Each drug matrices
Substrate suffers from different identical solubility, and API is embedded in substrate.As shown in Figure 13 B, in 900 quilt of pharmaceutical formulation
After application, these three API are released simultaneously, but have different rates of release as the substrate of drug matrices dissolves.
The rate of release of API can be controlled by the size that the shape or compartment of compartment are open.
Figure 14 A and 14B depict the exemplary pharmaceutical formulation of another kind that can discharge three kinds of API simultaneously, with reference to Figure 14 A,
The pharmaceutical formulation 1000 includes three pie section 1001-1003 embedded with drug matrices.As shown in Figure 14 C, as section is molten
Solution, a variety of drug matrices discharge simultaneously and the rate of release of drug matrices can be controlled by the solubility of section.With reference to
14B, the pharmaceutical formulation 1100 include the three pie section 1101-1103 wrapped up by shell 1104, and shell 1104 is molten compared to section
Solution is slower.The rate of release of drug matrices in potential section has blocked the boundary of section 1101-1103 and environment due to shell 1104
Face and slow down.
Figure 15 A shows a kind of exemplary pharmaceutical formulation that can sequentially discharge two kinds of API.With reference to Figure 15 A, the drug agent
Type 1200 includes matrix 1202, and matrix contains the compartment for filling drug matrices 1202.The matrix 1201 includes the first API, drug
Matrix 1202 includes the 2nd API.As shown in fig. 15b, after pharmaceutical formulation applies, as collective dissolves, the first API is released
It puts.Until matrix dissolution and when exposing drug matrices, the 2nd API can be just released, to realize the sequence of a variety of API
Release profiles.
Figure 16 A shows another exemplary pharmaceutical formulation of sequence release profiles.6A referring to Fig.1, drug agent
Contain three column compartment 1302-1304 for being mounted with three kinds of drug matrices in the matrix 1301 of type 1300.Compartment 1302-
1304 suffer from the hole blocked by column plug.Each plug suffers from different length and/or solubility.Such as Figure 16 B institute
Show, opens compartment as plug sequence dissolves, a variety of API are sequentially discharged.
Figure 17 A show it is a kind of with and meanwhile release or sequence release profiles exemplary pharmaceutical formulation.It, should with reference to 17A
Contain four section 1701-1704 with different solubilities in the matrix of pharmaceutical formulation 1400.In some embodiments, such as
Shown in Figure 17 B, drug matrices are embedded into section 1701-1704.After matrix is dissolved, drug matrices are released simultaneously.?
In some embodiments, each section includes the compartment of a loading drug matrices.As shown in Figure 17 C, work as matrix dissolution
When, drug matrices are sequentially discharged.
Embodiment one
This illustration show a kind of designs of the pharmaceutical formulation of controlled release.
As shown in Figure 18 A, pharmaceutical formulation includes containing pie compartment in a flat tablet matrix and matrix.The matrix by
PEG8000 is constituted.Benzoic acid is used as drug matrices model.
The release profiles of benzoic acid can be measured with such as under type in pharmaceutical formulation.The Na of pH=8 is prepared first2HPO4Water
Lysate of the solution as benzoic acid, compound concentration are the benzoic acid mother liquor of 120 μ g/mL, and being successively diluted to concentration is 30 μ g/
The dilution of mL, 15 μ g/mL, 7.5 μ g/mL, 3.75 μ g/mL, 1.875 μ g/mL, are being absorbed with spectrophotometry instrument
Wavelength is at 226nm.Linear regression is made to the data of measurement, obtains benzoic acid standard curve y=0.0599x+0.0347.For
The burst size of measurement benzoic acid, pharmaceutical formulation are dissolved in the Na of pH=82HPO4Aqueous solution, degassed processing, temperature control
At 37 DEG C ± 0.5 DEG C, turning basket revolving speed is 100rpm, and point sampling 5mL is to measure concentration of benzoic acid in different times respectively, together
5mL medium is supplemented in Shi Zaixiang solution.Sample liquid through 0.45 μm of filtering with microporous membrane, be used in combination by the subsequent filtrate that precision pipettes certain volume
Ultraviolet-visible scene photometer measures light absorption value A at wavelength 226nm, calculates concentration of benzoic acid by standard curve, and press
The release percentage of formula calculating benzoic acid:
1.
2. wherein cnRepresent measured concentration, vtRepresent medium volume, vsRepresent sample volume, Qbenzoic acidRepresent drug agent
The amount of benzoic acid in type.
The drug release determination of PEG8000: the standard curve of PEG8000 is drawn first, weighs 0.1275g PEG8000 standard specimen
It is put in 25ml volumetric flask, is dissolved with water and be diluted to scale;Pipette respectively above-mentioned solution 1ml, 2ml, 5ml and 10ml in
In 10ml volumetric flask, it is diluted with water to scale, as reference substance solution.Precision measures 50 μ l and injects liquid chromatograph (Waters
UltrahydrogelTM120/250/500 3 series connection, flow velocity 0.5ml/min, column temperature are 40 DEG C, and detector is to show poor folding
Photodetector).Record chromatogram, using the logarithm of reference substance concentration as abscissa, the logarithm of the peak area of respective concentration
As ordinate, regression equation is calculated are as follows: y=1.024x+8.918.Wherein chromatographic condition are as follows: chromatographic column Waters
UltrahydrogelTM120/250/500 3 series connection, flow velocity 0.5ml/min, column temperature are 40 DEG C, and detector is to show poor folding
Photodetector.Capacity area is measured and is denoted as y-axis.The logarithm of contrast solution is used as x-axis.Use y=1.024x+8.918
Generate the standard curve of PEG8000.The release percentage of PEG8000 can be calculated with following formula:
3. wherein cnShow to measure concentration, vtShow liquor capacity, vsShow sample volume, QPEG8000Show pharmaceutical formulation
The amount of middle PEG8000.
As a result: as shown in figure 18 c, release profiles and D.Brooke and R.J.Washkuhn (the zero level application system of benzoic acid
System: theoretical and results of initial tests, medical science magazine, 1977) in model coincide, and by effect of the interface.Therefore, base
A controlled release curve can be designed in the pharmaceutical formulation of the disclosure.
Embodiment two
This example describes the designs of the pharmaceutical formulation of the controlled release for the drug matrices that different compartments may be implemented.
Drug design: two kinds of pharmaceutical formulations are prepared with fusion sediment modeling method.The matrix of pharmaceutical formulation is by copolyvidone
(VA64) 72%, PEG150018% and19% is constituted.Drug matrices are by moxifloxacin hydrochloride
30%, PEG150070% are constituted.Figure 19 A and 19B are the schematic diagrames of these pharmaceutical formulations.9A and 19B referring to Fig.1, drug agent
Type 1600 includes matrix 1601 and intracorporal two compartments 1602 and 1603 of base.Each compartment is respectively by wall 1604 and 1605
It surrounds.For the first pharmaceutical formulation, described two compartments are respectively by the wall encirclement with a thickness of 0.75mm and 1.5mm.For second
Pharmaceutical formulation, described two compartments are respectively by the wall encirclement with a thickness of 0.75mm and 2.25mm.
In order to detect the release of drug matrices, which is added into the pH6.8 phosphorus of 900mL at revolving speed 100rpm
In phthalate buffer.The release to judge drug matrices is measured to the UV absorption of the buffer.
The result of measurement is discharged as shown in Figure 19 C and 19D.As shown in fig. 19 c, the first pharmaceutical formulation is added to the buffer
In after twenty minutes, first compartment is opened, and the drug matrices in first compartment are released.The pharmaceutical formulation is added
After forty minutes to buffer, second compartment is opened.For the second pharmaceutical formulation, result as shown in figure 19 D, the pharmaceutical formulation
It is added in buffer after sixty minutes, second compartment is opened.Therefore, the release profiles of the pharmaceutical formulation can be by surrounding
The thickness of the wall of compartment controls.
Although having been combined embodiment the principle of the present invention is illustrated, it should be appreciated that these descriptions are only
It is not used to limit the scope of the invention to illustrate.Content of this disclosure is intended merely to example and illustrates use, can not
It is exhaustive to limit the open scope in a particular form.For those skilled in the art, many adjustment are aobvious with change
And it is clear to.The selection basis of present disclosure be in order to preferably explain explain embodiment principle and practical application, thus
Those skilled in the art can be it is understood that a variety of different embodiments and the adjustment carried out for specific application.
Content of this disclosure range is defined by following following claims or its equivalence.
Claims (9)
1. a kind of pharmaceutical formulation, comprising:
The matrix of compartment is formed, wherein
Described matrix includes non-erodable polymer, and
The compartment has hole, and described hole has scheduled shape,
Drug matrices are accommodated in the compartment;And
Block the plug of described hole, wherein the plug is water-soluble or erodable,
The compartment is configured to the combination of pie, coniform, pyramid shape, polygon-prism or these shapes, the drug
Matrix is made of loose material, and the loose drug matrices and described matrix are made of identical material, and described thin
The density of the drug matrices of pine is less than the density of described matrix.
2. pharmaceutical formulation as described in claim 1, described matrix is made of at least one thermoformable material.
3. pharmaceutical formulation as claimed in claim 2, the thermoformable material is selected from the poly- acetic acid of Vinylcaprolactam homopolymer
Vinyl acetate-polyethyleneglycol-graft copolymer 57/30/13, Kollidon VA64 (PVP-VA),
Kollidon VA64 (PVP-VA) 60/40, polyvinylpyrrolidone (PVP), polyvinyl acetate
Ester ester (PVAc) and polyvinylpyrrolidone (PVP) copolymer 80/20, polyethylene glycol vinyl alcohol graft copolymer 25/75,
Kollicoat IR- polyvinyl alcohol copolymer 60/40, polyvinyl alcohol (PVA or PV-OH), polyvinyl acetate ester (PVAc) gather
The poly- 2- dimethylaminoethyl methacrylate of butyl methacrylate-- polymethyl methacrylate copolymer 1:2:1, poly- first
Base acrylate-polymethacrylate copolymer, the poly- trimethyl of polyethyl acrylate-polymethyl methacrylate-
Ethyl vinyl chloride copolymer, the poly- base acrylic copolymer 7:3:1 of polymethyl acrylate-polymethyl methacrylate-, poly- methyl-prop
Olefin(e) acid-polymethyl methacrylate copolymer 1:2, polymethylacrylic acid-polyethyl acrylate copolymer 1: 1, polymethyl
Acid-polymethyl methacrylate copolymer 1:1, polyethylene oxide (PEO), polyethylene glycol (PEG), hyper-branched polyester, hydroxypropyl
Methyl cellulose phthalate ester, hypromellose phthalate, hydroxypropyl methyl cellulose or hypromellose
Plain (HMPC), hydroxypropyl methyl cellulose succinate or hydroxypropyl methyl cellulose acetate succinate (HPMCAS) are gathered
Lactide-copolymer of poly lactic acid (PLGA), carbomer, polyvinyl-polyvinylacetate copolymer, ethane-acetic acid ethyenyl ester are total
Polymers, polyethylene (PE) and polycaprolactone (PCL), hydroxy propyl cellulose (HPC), the castor oil of the hydrogenation of polyoxyethylene 40, first
Base cellulose (MC), ethyl cellulose (EC), poloxamer, hydroxypropyl methylcellulose phthalate (HPMCP) moor Lip river
Sha Mu, rilanit special, glyceryl palmitostearate, Brazil wax, polylactic acid (PLA), polyglycolic acid (PGA), acetic acid
Cellulose butyrate (CAB), colloidal silicon, titanium oxide, sucrose, glucose, polyvinylacetate phthalate (PVAP) and it
Combination.
4. pharmaceutical formulation as described in any one of claims 1-3, which is characterized in that the drug matrices are with form of nanoparticles
In the presence of.
5. pharmaceutical formulation as described in any one of claims 1-3, which is characterized in that the drug matrices are deposited in the form of micropin
?.
6. pharmaceutical formulation as described in any one of claims 1-3, which is characterized in that the drug matrices formed reticular structure or
Porous structure.
7. pharmaceutical formulation as described in claim 1, zero-order dissolution profile is presented in the active pharmaceutical ingredient, makes constant dosage
Drug is within an extension period by sustained release.
8. pharmaceutical formulation as described in claim 1, described matrix includes closing off multiple compartments of the multiple compartment,
And the multiple compartment has different thickness.
9. pharmaceutical formulation as described in claim 1, drug matrices and compartment are at covalent key connection.
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CN113081991A (en) | 2021-07-09 |
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