WO2018123982A1 - マイクロニードルデバイス - Google Patents
マイクロニードルデバイス Download PDFInfo
- Publication number
- WO2018123982A1 WO2018123982A1 PCT/JP2017/046456 JP2017046456W WO2018123982A1 WO 2018123982 A1 WO2018123982 A1 WO 2018123982A1 JP 2017046456 W JP2017046456 W JP 2017046456W WO 2018123982 A1 WO2018123982 A1 WO 2018123982A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- microneedle
- dexmedetomidine
- coating
- mass
- microneedle device
- Prior art date
Links
Images
Classifications
-
- 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
- A61K9/0012—Galenical forms characterised by the site of application
- A61K9/0019—Injectable compositions; Intramuscular, intravenous, arterial, subcutaneous administration; Compositions to be administered through the skin in an invasive manner
- A61K9/0021—Intradermal administration, e.g. through microneedle arrays, needleless injectors
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K31/00—Medicinal preparations containing organic active ingredients
- A61K31/13—Amines
- A61K31/135—Amines having aromatic rings, e.g. ketamine, nortriptyline
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K31/00—Medicinal preparations containing organic active ingredients
- A61K31/13—Amines
- A61K31/135—Amines having aromatic rings, e.g. ketamine, nortriptyline
- A61K31/137—Arylalkylamines, e.g. amphetamine, epinephrine, salbutamol, ephedrine or methadone
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K31/00—Medicinal preparations containing organic active ingredients
- A61K31/33—Heterocyclic compounds
- A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
- A61K31/41—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having five-membered rings with two or more ring hetero atoms, at least one of which being nitrogen, e.g. tetrazole
- A61K31/4164—1,3-Diazoles
- A61K31/4174—Arylalkylimidazoles, e.g. oxymetazolin, naphazoline, miconazole
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K47/00—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
- A61K47/02—Inorganic compounds
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K47/00—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
- A61K47/06—Organic compounds, e.g. natural or synthetic hydrocarbons, polyolefins, mineral oil, petrolatum or ozokerite
- A61K47/16—Organic compounds, e.g. natural or synthetic hydrocarbons, polyolefins, mineral oil, petrolatum or ozokerite containing nitrogen, e.g. nitro-, nitroso-, azo-compounds, nitriles, cyanates
- A61K47/18—Amines; Amides; Ureas; Quaternary ammonium compounds; Amino acids; Oligopeptides having up to five amino acids
- A61K47/183—Amino acids, e.g. glycine, EDTA or aspartame
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K47/00—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
- A61K47/06—Organic compounds, e.g. natural or synthetic hydrocarbons, polyolefins, mineral oil, petrolatum or ozokerite
- A61K47/20—Organic compounds, e.g. natural or synthetic hydrocarbons, polyolefins, mineral oil, petrolatum or ozokerite containing sulfur, e.g. dimethyl sulfoxide [DMSO], docusate, sodium lauryl sulfate or aminosulfonic acids
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L31/00—Materials for other surgical articles, e.g. stents, stent-grafts, shunts, surgical drapes, guide wires, materials for adhesion prevention, occluding devices, surgical gloves, tissue fixation devices
- A61L31/08—Materials for coatings
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L31/00—Materials for other surgical articles, e.g. stents, stent-grafts, shunts, surgical drapes, guide wires, materials for adhesion prevention, occluding devices, surgical gloves, tissue fixation devices
- A61L31/14—Materials characterised by their function or physical properties, e.g. injectable or lubricating compositions, shape-memory materials, surface modified materials
- A61L31/16—Biologically active materials, e.g. therapeutic substances
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M37/00—Other apparatus for introducing media into the body; Percutany, i.e. introducing medicines into the body by diffusion through the skin
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M37/00—Other apparatus for introducing media into the body; Percutany, i.e. introducing medicines into the body by diffusion through the skin
- A61M37/0015—Other apparatus for introducing media into the body; Percutany, i.e. introducing medicines into the body by diffusion through the skin by using microneedles
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P25/00—Drugs for disorders of the nervous system
- A61P25/20—Hypnotics; Sedatives
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M37/00—Other apparatus for introducing media into the body; Percutany, i.e. introducing medicines into the body by diffusion through the skin
- A61M37/0015—Other apparatus for introducing media into the body; Percutany, i.e. introducing medicines into the body by diffusion through the skin by using microneedles
- A61M2037/0023—Drug applicators using microneedles
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M37/00—Other apparatus for introducing media into the body; Percutany, i.e. introducing medicines into the body by diffusion through the skin
- A61M37/0015—Other apparatus for introducing media into the body; Percutany, i.e. introducing medicines into the body by diffusion through the skin by using microneedles
- A61M2037/0046—Solid microneedles
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M37/00—Other apparatus for introducing media into the body; Percutany, i.e. introducing medicines into the body by diffusion through the skin
- A61M37/0015—Other apparatus for introducing media into the body; Percutany, i.e. introducing medicines into the body by diffusion through the skin by using microneedles
- A61M2037/0053—Methods for producing microneedles
Definitions
- the present invention relates to a microneedle device.
- Dexmedetomidine acts on ⁇ 2 adrenergic receptors and exhibits sedation.
- Dexmedetomidine is used, for example, for sedation during artificial respiration and withdrawal after intensive care, or during sedation during non-intubation surgery or treatment under local anesthesia.
- dexmedetomidine is provided in the form of hydrochloride as a solution for intravenous injection.
- transdermal administration using a microneedle device is known as a form for administering a drug (for example, Patent Document 1).
- the microneedle device allows a drug to be transcutaneously administered by puncturing the microneedle into the stratum corneum in the outermost layer of the skin to form a fine hole through which the drug passes.
- dexmedetomidine has not been studied for transdermal administration using a microneedle device.
- the inventors of the present invention tried to administer dexmedetomidine hydrochloride using a microneedle device, and found that the rate of increase in the plasma concentration of dexmedetomidine was significantly slower than that of intravenous injection. If the dexmedetomidine concentration in plasma increases slowly, it is difficult to obtain the expected therapeutic effect.
- the present invention is a microneedle device comprising a substrate, a microneedle disposed on the substrate, and a coating formed on the microneedle, wherein the coating is dexmedetomidine or a pharmaceutically acceptable salt thereof. And isoproterenol or a pharmaceutically acceptable salt thereof.
- the total amount of isoproterenol and its pharmaceutically acceptable salt may be 0.3 parts by mass or more with respect to 100 parts by mass of dexmedetomidine and its pharmaceutically acceptable salt in the coating.
- the coating may further contain a stabilizer, which may be L-cysteine or sodium pyrosulfite.
- the rate of increase in the concentration of dexmedetomidine in plasma after administration of dexmedetomidine or a pharmaceutically acceptable salt thereof is high.
- FIG. 2 is a sectional view taken along line II-II in FIG. 2 is a graph showing a change with time of dexmedetomidine (DEX) concentration in plasma in Test Example 1.
- FIG. 6 is a graph showing a change with time of dexmedetomidine (DEX) concentration in plasma in Test Example 2.
- 6 is a graph showing a change with time of dexmedetomidine (DEX) concentration in plasma in Test Example 3.
- the microneedle device of the present invention includes a substrate, a microneedle disposed on the substrate, and a coating formed on the microneedle.
- One embodiment of the microneedle device of the present invention is shown in FIGS.
- the microneedle device 10 includes a substrate 2, a plurality of microneedles 4 disposed on the surface of the substrate 2, and a coating 6 formed on the microneedles 4.
- a configuration in which a plurality of microneedles 4 are formed on the substrate 2 is referred to as a microneedle array.
- a conventionally known microneedle array can be used as the microneedle array. The following is an example of the details of a microneedle array.
- the substrate 2 is a base for supporting the microneedles 4.
- the shape of the substrate is not particularly limited, and is, for example, rectangular or circular, and flat or curved.
- the area of the substrate 2 is, for example, 0.5 cm 2 to 10 cm 2 or 1 cm 2 to 3 cm 2 .
- the microneedle 4 is a convex structure, which means a needle shape in a broad sense or a structure including a needle shape.
- the microneedle 4 is not limited to a needle shape having a sharp tip, and may have a shape with no sharp tip.
- the microneedle 4 has, for example, a polygonal pyramid shape such as a quadrangular pyramid shape or a conical shape.
- the microneedle 4 has a fine structure, and its length (height) is, for example, 300 ⁇ m to 500 ⁇ m.
- the microneedles 4 are arranged in a square lattice shape, a rectangular lattice shape, an oblique lattice shape, a 45 ° staggered shape, or a 60 ° staggered shape.
- the number of microneedles 4 per 1 cm 2 of the substrate 2 may be 100 to 10,000, 200 to 5000 is preferable, and 400 to 850 is more preferable.
- Examples of the material of the substrate 2 or the microneedle 4 include silicon, silicon dioxide, ceramic, metal, polysaccharides, and synthetic or natural resin materials. More specifically, biodegradable polymers such as polylactic acid, polyglycolide, polylactic acid-co-polyglycolide, pullulan, capronolactone, polyurethane, polyanhydride, polycarbonates that are non-degradable polymers, polymethacrylic acid, ethylene vinyl A synthetic or natural resin material such as acetate, polytetrafluoroethylene, or polyoxymethylene is preferred.
- biodegradable polymers such as polylactic acid, polyglycolide, polylactic acid-co-polyglycolide, pullulan, capronolactone, polyurethane, polyanhydride, polycarbonates that are non-degradable polymers, polymethacrylic acid, ethylene vinyl
- a synthetic or natural resin material such as acetate, polytetrafluoroethylene, or polyoxymethylene is preferred.
- the coating 6 may be formed on all of the plurality of microneedles 4 or may be formed only on some of the microneedles 4.
- the coating 6 may be formed only on the tip portion of the microneedle 4 or may be formed so as to cover the entire microneedle 4.
- the average thickness of the coating 6 may be less than 50 ⁇ m and may be between 1 ⁇ m and 30 ⁇ m.
- the coating comprises dexmedetomidine or a pharmaceutically acceptable salt thereof (eg, hydrochloride) and isoproterenol or a pharmaceutically acceptable salt thereof (eg, hydrochloride).
- dexmedetomidine instead of “dexmedetomidine or a pharmaceutically acceptable salt thereof”
- isoproterenol instead of “isoproterenol or a pharmaceutically acceptable salt thereof” may be used. Unless otherwise distinguished, they are used interchangeably.
- the amount of coating may be 10 ⁇ g to 400 ⁇ g and 20 ⁇ g to 300 ⁇ g per cm 2 of substrate.
- the total amount of dexmedetomidine and its pharmaceutically acceptable salt in the total amount of the coating is 10% to 90% by mass. 40 mass% to 85 mass% is preferable, and 60 mass% to 80 mass% is more preferable.
- the total of isoproterenol and its pharmaceutically acceptable salt with respect to 100 parts by mass of the total of dexmedetomidine and its pharmaceutically acceptable salt in the coating in terms of improving the rate of increase of the concentration of dexmedetomidine in plasma
- the amount may be 0.3 parts by mass or more, preferably 1.1 parts by mass or more, more preferably 3.4 parts by mass or more, and particularly preferably 6.9 parts by mass or more. Therefore, the total amount of isoproterenol and its pharmaceutically acceptable salt in the total amount of the coating is, for example, 0.2% by mass or more, 0.8% by mass or more, 2.4% by mass or more, or 4. It may be 8% by mass or more.
- the total amount of isoproterenol and its pharmaceutically acceptable salt contained in the coating is preferably 1 ⁇ g or less.
- the total amount of isoproterenol and a pharmaceutically acceptable salt thereof is, for example, 12% by mass or less, 9.5% by mass or less, 9.0% by mass or less, and 5.5% by mass or less with respect to the total coating amount.
- it may be 8.0 parts by mass or less, or 7.0 parts by mass or less.
- the coating may further contain a physiologically inert component.
- the total amount of the physiologically inactive component in the total amount of the coating is, for example, 0% by mass to 70% by mass.
- the physiologically inactive component include bases, stabilizers, pH adjusters, and other components (components that promote drug transfer into blood, surfactants, fats and oils, inorganic substances, etc.).
- the coating may further contain a component known as a vasodilator in addition to isoproterenol, such as nicotinamide.
- the base has a function of holding the drug in the microneedle and also has an effect of facilitating application to the microneedle by thickening the coating composition used for forming the coating.
- the base include water-soluble polymers such as polysaccharides, cellulose derivatives, biodegradable polyesters, biodegradable polyamino acids, polyethylene oxide, polyvinyl alcohol, or polyvinyl pyrrolidone, or low sugars, sugar alcohols, or ascorbic acid. Is a molecule.
- stabilizers examples include L-cysteine, sodium pyrosulfite, sodium hydrogen sulfite, ascorbic acid, ethylenediaminetetraacetic acid (EDTA) or a salt thereof, or dibutylhydroxytoluene (BHT).
- L-cysteine, sodium pyrosulfite, or sodium hydrogensulfite is more preferable in terms of stabilizing dexmedetomidine and isoproterenol.
- These stabilizers may be used alone or in combination of two or more.
- an inorganic acid or organic acid, alkali, salt, amino acid, or a combination thereof, which is usually used as a drug pH adjuster, can be used.
- the microneedle device is manufactured by applying a coating composition containing dexmedetomidine and isoproterenol to microneedles of a microneedle array, and drying the coating composition to form a coating on the microneedles.
- the coating can be applied, for example, by filling a reservoir in which a number of depressions are formed with the coating composition and immersing the microneedles in the coating composition.
- the coating composition may contain dexmedetomidine, isoproterenol, and other solvents that dissolve the coating (water, polyhydric alcohol, lower alcohol, triacetin, etc.). All or part of the solvent is removed in the step of drying the coating composition.
- the microneedle device was manufactured as follows. Each component forming the coating was mixed with an appropriate amount of purified water (and ethanol, if necessary) to obtain a solution of the coating composition. Next, the tip of the microneedle was immersed in the solution and air-dried to form a coating on the microneedle. The immersion was performed so that the amount of dexmedetomidine hydrochloride in the coating was about 30 to 60 ⁇ g.
- the rate of increase in the concentration of dexmedetomidine (Dex) in plasma was analyzed as follows. 1) A microneedle device was applied to the skin on the ventral part of a male dog where hair was removed, and blood was collected after 5, 10, 20, 30, 60, and 90 minutes. 2) The concentration of dexmedetomidine in plasma was determined by quantifying dexmedetomidine in plasma using liquid chromatography mass spectrometry (LC-MS method). 3) The rate of increase of the dexmedetomidine concentration was analyzed from the change over time of the value obtained by dividing the dexmedetomidine concentration by the dose of dexmedetomidine. The dose of dexmedetomidine was calculated from the amount of dexmedetomidine hydrochloride formulated in the coating.
- the amount of each component in the coating transferred into the skin was determined as follows. 1) After applying the microneedle device for 10 seconds, each component (for example, dexmedetomidine hydrochloride or vasodilator) remaining on the skin surface and the microneedle device is recovered, and each amount (remaining) is determined using the HPLC method. Amount) was measured. 2) Separately, a microneedle device having the same configuration was prepared, and the amount (initial amount) of each component in the coating was measured. 3) From the obtained initial amount and residual amount, the amount of each component transferred into the skin was calculated.
- each component for example, dexmedetomidine hydrochloride or vasodilator
- the storage stability of dexmedetomidine hydrochloride or isoproterenol hydrochloride in the coating was determined as follows. 1) The microneedle device after preparation was hermetically packaged with an aluminum laminate packaging material. 2) Three days after the preparation of the microneedle device, the amount (initial amount) of dexmedetomidine hydrochloride or isoproterenol hydrochloride in the coating was measured by the HPLC method. 3) Separately, similarly, microneedles sealed and packaged with an aluminum laminate packaging material were prepared, and after storage at 50 ° C. for 1 week, the amount of dexmedetomidine hydrochloride or isoproterenol hydrochloride in the coating was measured by HPLC method.
- Test Example 1 A microneedle device having a coating composed of the components shown in Table 1 was produced.
- the “base” in the table is a physiologically inactive component containing a water-soluble polymer (the same applies hereinafter).
- the specifications of the microneedle array used are as follows. Material: Polylactic acid, Microneedle shape: Square pyramid, Microneedle length: 500 ⁇ m, Microneedle array: Lattice, Number of microneedles: 640, Area occupied by microneedle array on substrate: about 1 cm 2
- the microneedle was applied to a male dog and the rate of increase in plasma dexmedetomidine concentration was analyzed by the method described above. The results are shown in FIG. When a microneedle device not containing isoproterenol hydrochloride was applied, it took time until the dexmedetomidine concentration in plasma increased. The amount of dexmedetomidine hydrochloride transferred into the skin was 58.5 ⁇ g in 90 minutes.
- Test Example 2 A microneedle device having a coating composed of the components shown in Table 2 was produced.
- the specifications of the microneedle array used are as follows. Material: Polylactic acid, Microneedle shape: Square pyramid, Microneedle length: 500 ⁇ m, Microneedle array: Lattice, Number of microneedles: 156, Area occupied by microneedle array on substrate: about 1 cm 2
- microneedle was applied to a male dog, and the rate of increase in dexmedetomidine concentration in plasma was analyzed. The results are shown in FIG.
- a microneedle device containing isoproterenol hydrochloride is applied (Example 1)
- a microneedle device containing a vasodilator other than isoproterenol hydrochloride and not containing isoproterenol hydrochloride is applied ( Compared with Comparative Examples 2 to 4)
- Table 3 shows the amounts of dexmedetomidine hydrochloride and vasodilator transferred into the skin after 10 seconds of application.
- Test Example 3 A microneedle device having a coating composed of the components shown in Table 4 was produced. The same microneedle array as in Test Example 1 was used.
- the microneedle was applied to a male dog, and the rate of increase in dexmedetomidine concentration in plasma was analyzed. The results are shown in FIG.
- the increase in dexmedetomidine concentration was faster when the compounding amount of isoproterenol hydrochloride was 0.6 parts by mass or more (Examples 2 to 4) than when it was less than 0.6 parts by mass (Example 5). It was.
- Table 5 shows the amounts of dexmedetomidine hydrochloride and isoproterenol hydrochloride that migrated into the skin after 10 seconds of application.
- Test Example 4 A microneedle device having a coating composed of the components shown in Table 6 was produced. The same microneedle array as in Test Example 1 was used. The stability of dexmedetomidine hydrochloride in the coating when stored at 50 ° C. for 1 week was analyzed by the method described above. Examples 7 and 8 were also analyzed for the stability of isoproterenol hydrochloride.
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Epidemiology (AREA)
- Pharmacology & Pharmacy (AREA)
- Engineering & Computer Science (AREA)
- Dermatology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Anesthesiology (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Medical Informatics (AREA)
- Vascular Medicine (AREA)
- Surgery (AREA)
- Hematology (AREA)
- Inorganic Chemistry (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Neurology (AREA)
- Neurosurgery (AREA)
- Organic Chemistry (AREA)
- Molecular Biology (AREA)
- Emergency Medicine (AREA)
- Proteomics, Peptides & Aminoacids (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Medicinal Preparation (AREA)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
Abstract
Description
以下の例において、マイクロニードルデバイスは次のように作製した。
コーティングを形成する各成分と適当な量の精製水(及び、必要であれば、エタノール)を混和し、コーティング組成物の溶液を得た。次に、マイクロニードルの先端を溶液に浸漬して、これを風乾することで、マイクロニードル上にコーティングを形成した。浸漬は、コーティング中のデクスメデトミジン塩酸塩の量が30~60μg程度となるように行った。
以下の例において、血漿中のデクスメデトミジン(Dex)の濃度の上昇速度は次のように分析した。
1)雄のイヌの、除毛した腹側部の皮膚にマイクロニードルデバイスを適用し、5、10、20、30、60、及び90分後に採血をした。
2)血漿中のデクスメデトミジンを、液体クロマトグラフィー質量分析法(LC-MS法)を用いて定量するとことにより、血漿中のデクスメデトミジン濃度を求めた。
3)デクスメデトミジン濃度をデクスメデトミジンの投与量で除して得られた値の経時変化から、デクスメデトミジン濃度の上昇速度を分析した。デクスメデトミジンの投与量は、コーティング中に配合したデクスメデトミジン塩酸塩の量から算出した。
以下の例において、コーティング中の各成分の、皮膚内へ移行した量は、次のようにして求めた。
1)マイクロニードルデバイスを10秒間適用した後、皮膚表面及びマイクロニードルデバイス上に残存した各成分(例えば、デクスメデトミジン塩酸塩又は血管拡張剤)を回収し、HPLC法を用いてそれぞれの量(残存量)を測定した。
2)別途、同じ構成のマイクロニードルデバイスを準備し、コーティング中の上記各成分の量(初期量)を測定した。
3)求めた初期量及び残存量から、上記各成分の皮膚内への移行量を算出した。
以下の例において、コーティング中のデクスメデトミジン塩酸塩又はイソプロテレノール塩酸塩の保存安定性は、次のようにして求めた。
1)調製後のマイクロニードルデバイスをアルミラミネート包材で密封包装した。
2)マイクロニードルデバイスの調製から3日後、HPLC法によりコーティング中のデクスメデトミジン塩酸塩又はイソプロテレノール塩酸塩の量(初期量)を測定した。
3)別途、同様にアルミラミネート包材で密封包装したマイクロニードルを準備し、50℃で1週間保存後、HPLC法によりコーティング中のデクスメデトミジン塩酸塩又はイソプロテレノール塩酸塩の量を測定した。
表1に示す成分からなるコーティングを備えるマイクロニードルデバイスを作製した。表中の「基剤」は、水溶性高分子を含む生理不活性の成分である(以下同じ)。使用したマイクロニードルアレイの仕様は次のとおりである。
材質:ポリ乳酸、マイクロニードルの形状:四角錐、マイクロニードルの長さ:500μm、マイクロニードルの配列:格子状、マイクロニードルの本数:640本、マイクロニードルの配列が基板に占める面積:約1cm2
表2に示す成分からなるコーティングを備えるマイクロニードルデバイスを作製した。使用したマイクロニードルアレイの仕様は次のとおりである。
材質:ポリ乳酸、マイクロニードルの形状:四角錐、マイクロニードルの長さ:500μm、マイクロニードルの配列:格子状、マイクロニードルの本数:156本、マイクロニードルの配列が基板に占める面積:約1cm2
表4に示す成分からなるコーティングを備えるマイクロニードルデバイスを作製した。マイクロニードルアレイは、試験例1と同様のものを使用した。
表6に示す成分からなるコーティングを備えるマイクロニードルデバイスを作製した。マイクロニードルアレイは、試験例1と同様のものを使用した。50℃で1週間保存した場合の、コーティング中のデクスメデトミジン塩酸塩の安定性を上述の方法で分析した。また、実施例7及び8については、イソプロテレノール塩酸塩の安定性についても分析した。
Claims (5)
- 基板と、基板上に配置されたマイクロニードルと、マイクロニードル上に形成されたコーティングと、を備えるマイクロニードルデバイスであって、
コーティングは、デクスメデトミジン又はその薬学的に許容可能な塩と、イソプロテレノール又はその薬学的に許容可能な塩と、を含む、マイクロニードルデバイス。 - コーティング中のデクスメデトミジン及びその薬学的に許容可能な塩の合計100質量部に対する、イソプロテレノール及びその薬学的に許容可能な塩の合計量が、0.3質量部以上である、請求項1に記載のマイクロニードルデバイス。
- コーティングがさらに安定化剤を含む、請求項1又は2に記載のマイクロニードルデバイス。
- コーティングがさらにL-システインを含む、請求項1又は2に記載のマイクロニードルデバイス。
- コーティングがさらにピロ亜硫酸ナトリウムを含む、請求項1又は2に記載のマイクロニードルデバイス。
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020197018463A KR102274352B1 (ko) | 2016-12-26 | 2017-12-25 | 마이크로니들 디바이스 |
EP17888272.6A EP3560495B1 (en) | 2016-12-26 | 2017-12-25 | Microneedle device |
ES17888272T ES2895764T3 (es) | 2016-12-26 | 2017-12-25 | Dispositivo de microagujas |
CN201780080926.8A CN110114069B (zh) | 2016-12-26 | 2017-12-25 | 微针装置 |
US16/473,119 US20190350840A1 (en) | 2016-12-26 | 2017-12-25 | Microneedle device |
JP2018559468A JP6685432B2 (ja) | 2016-12-26 | 2017-12-25 | マイクロニードルデバイス |
US17/902,303 US20220409524A1 (en) | 2016-12-26 | 2022-09-02 | Microneedle device |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016-250998 | 2016-12-26 | ||
JP2016250998 | 2016-12-26 |
Related Child Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US16/473,119 A-371-Of-International US20190350840A1 (en) | 2016-12-26 | 2017-12-25 | Microneedle device |
US17/902,303 Continuation US20220409524A1 (en) | 2016-12-26 | 2022-09-02 | Microneedle device |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2018123982A1 true WO2018123982A1 (ja) | 2018-07-05 |
Family
ID=62710451
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2017/046456 WO2018123982A1 (ja) | 2016-12-26 | 2017-12-25 | マイクロニードルデバイス |
Country Status (8)
Country | Link |
---|---|
US (2) | US20190350840A1 (ja) |
EP (1) | EP3560495B1 (ja) |
JP (1) | JP6685432B2 (ja) |
KR (1) | KR102274352B1 (ja) |
CN (1) | CN110114069B (ja) |
ES (1) | ES2895764T3 (ja) |
TW (1) | TWI700097B (ja) |
WO (1) | WO2018123982A1 (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2021132100A1 (ja) | 2019-12-23 | 2021-07-01 | 久光製薬株式会社 | マイクロニードルデバイス及びそれを製造する方法 |
JP2021533901A (ja) * | 2018-08-15 | 2021-12-09 | アラーガン、インコーポレイテッドAllergan, Incorporated | 有効成分を含むマイクロニードルアレイ |
EP3815737A4 (en) * | 2018-06-26 | 2022-03-30 | Hisamitsu Pharmaceutical Co., Inc. | MICRO-NEEDLE DEVICE AND METHOD OF MAKING IT |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110664787B (zh) * | 2019-10-15 | 2022-05-27 | 福建医科大学附属第一医院 | 右美托咪定缓释微针阵列及其制备方法 |
DE102020109157A1 (de) * | 2020-04-02 | 2021-10-07 | Lts Lohmann Therapie-Systeme Ag | Trägerelement für Mikronadeln sowie Mikronadelarray-Einrichtung |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05503916A (ja) * | 1989-08-18 | 1993-06-24 | シグナス,インコーポレイテッド | デキスメデトミジンを経皮的に投与する方法およびデバイス |
JP2001506904A (ja) | 1996-12-20 | 2001-05-29 | アルザ・コーポレーション | 経皮作用剤流量を強化するための組成物と方法 |
WO2010063030A2 (en) * | 2008-11-30 | 2010-06-03 | Feigelson, Daniel | Dermal application of vasoconstrictors |
JP2014507473A (ja) * | 2011-03-07 | 2014-03-27 | スリーエム イノベイティブ プロパティズ カンパニー | マイクロニードルデバイス及び方法 |
JP2014508746A (ja) * | 2012-01-04 | 2014-04-10 | ホスピーラ インコーポレイテッド | デキスメデトミジンプレミックス製剤 |
WO2016039418A1 (ja) * | 2014-09-11 | 2016-03-17 | 久光製薬株式会社 | マイクロニードルデバイス |
JP2016532642A (ja) * | 2013-10-07 | 2016-10-20 | テイコク ファーマ ユーエスエー インコーポレーテッド | デクスメデトミジン経皮送達デバイス及びその使用法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2008001200A2 (en) * | 2006-06-29 | 2008-01-03 | Antares Pharma Ipl Ag | Transdermal composition having enhanced color stability |
WO2010013601A1 (ja) * | 2008-07-30 | 2010-02-04 | 久光製薬株式会社 | マイクロニードルデバイスおよびマイクロニードルデバイスによる日本脳炎ウイルス抗原の奏功性を上昇させる方法 |
US20120095104A1 (en) * | 2008-11-30 | 2012-04-19 | Oron Zachar | Use of vasoconstrictors |
JP2016517707A (ja) * | 2013-03-22 | 2016-06-20 | スリーエム イノベイティブ プロパティズ カンパニー | カウンタ組立体を備えているマイクロニードルアプリケータ |
-
2017
- 2017-12-25 CN CN201780080926.8A patent/CN110114069B/zh active Active
- 2017-12-25 ES ES17888272T patent/ES2895764T3/es active Active
- 2017-12-25 JP JP2018559468A patent/JP6685432B2/ja active Active
- 2017-12-25 KR KR1020197018463A patent/KR102274352B1/ko active IP Right Grant
- 2017-12-25 WO PCT/JP2017/046456 patent/WO2018123982A1/ja unknown
- 2017-12-25 EP EP17888272.6A patent/EP3560495B1/en active Active
- 2017-12-25 US US16/473,119 patent/US20190350840A1/en not_active Abandoned
- 2017-12-26 TW TW106145761A patent/TWI700097B/zh active
-
2022
- 2022-09-02 US US17/902,303 patent/US20220409524A1/en not_active Abandoned
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05503916A (ja) * | 1989-08-18 | 1993-06-24 | シグナス,インコーポレイテッド | デキスメデトミジンを経皮的に投与する方法およびデバイス |
JP2001506904A (ja) | 1996-12-20 | 2001-05-29 | アルザ・コーポレーション | 経皮作用剤流量を強化するための組成物と方法 |
WO2010063030A2 (en) * | 2008-11-30 | 2010-06-03 | Feigelson, Daniel | Dermal application of vasoconstrictors |
JP2014507473A (ja) * | 2011-03-07 | 2014-03-27 | スリーエム イノベイティブ プロパティズ カンパニー | マイクロニードルデバイス及び方法 |
JP2014508746A (ja) * | 2012-01-04 | 2014-04-10 | ホスピーラ インコーポレイテッド | デキスメデトミジンプレミックス製剤 |
JP2016532642A (ja) * | 2013-10-07 | 2016-10-20 | テイコク ファーマ ユーエスエー インコーポレーテッド | デクスメデトミジン経皮送達デバイス及びその使用法 |
WO2016039418A1 (ja) * | 2014-09-11 | 2016-03-17 | 久光製薬株式会社 | マイクロニードルデバイス |
Non-Patent Citations (1)
Title |
---|
See also references of EP3560495A4 |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3815737A4 (en) * | 2018-06-26 | 2022-03-30 | Hisamitsu Pharmaceutical Co., Inc. | MICRO-NEEDLE DEVICE AND METHOD OF MAKING IT |
JP2021533901A (ja) * | 2018-08-15 | 2021-12-09 | アラーガン、インコーポレイテッドAllergan, Incorporated | 有効成分を含むマイクロニードルアレイ |
WO2021132100A1 (ja) | 2019-12-23 | 2021-07-01 | 久光製薬株式会社 | マイクロニードルデバイス及びそれを製造する方法 |
JP6961859B1 (ja) * | 2019-12-23 | 2021-11-05 | 久光製薬株式会社 | マイクロニードルデバイス及びそれを製造する方法 |
KR20220084180A (ko) | 2019-12-23 | 2022-06-21 | 히사미쓰 세이야꾸 가부시키가이샤 | 마이크로 니들 디바이스 및 그것을 제조하는 방법 |
TWI790517B (zh) * | 2019-12-23 | 2023-01-21 | 日商久光製藥股份有限公司 | 微型針裝置及其製造方法 |
Also Published As
Publication number | Publication date |
---|---|
EP3560495B1 (en) | 2021-07-28 |
KR102274352B1 (ko) | 2021-07-06 |
ES2895764T3 (es) | 2022-02-22 |
US20220409524A1 (en) | 2022-12-29 |
EP3560495A4 (en) | 2020-08-05 |
KR20190087579A (ko) | 2019-07-24 |
TW201828920A (zh) | 2018-08-16 |
TWI700097B (zh) | 2020-08-01 |
JPWO2018123982A1 (ja) | 2019-10-31 |
CN110114069A (zh) | 2019-08-09 |
JP6685432B2 (ja) | 2020-04-22 |
CN110114069B (zh) | 2022-03-04 |
EP3560495A1 (en) | 2019-10-30 |
US20190350840A1 (en) | 2019-11-21 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2018123982A1 (ja) | マイクロニードルデバイス | |
EP2540337A1 (en) | Micro-needle device and preparation method | |
US20040062813A1 (en) | Transdermal drug delivery devices having coated microprotrusions | |
CA3073442C (en) | Method of rapidly achieving therapeutic concentrations of zolmitriptan for treatment of migraines and cluster headaches | |
KR20060120156A (ko) | 담배의 이용빈도를 감소시키기 위한 방법 및 장치 | |
JP5675952B2 (ja) | マイクロニードルデバイス用glp−1アナログ組成物 | |
US11660265B2 (en) | Method of rapidly achieving therapeutic concentrations of triptans for treatment of migraines and cluster headaches | |
JP7008684B2 (ja) | マイクロニードルデバイス | |
WO2008115586A1 (en) | Apparatus and method for transdermal delivery of a triptan agonist | |
US20090136554A1 (en) | Transdermal sustained release drug delivery | |
KR102507674B1 (ko) | 마이크로 니들 디바이스 및 그것을 제조하는 방법 | |
US20230255881A1 (en) | Method of rapidly achieving therapeutic concentrations of triptans for treatment of migraines and cluster headaches |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 17888272 Country of ref document: EP Kind code of ref document: A1 |
|
ENP | Entry into the national phase |
Ref document number: 2018559468 Country of ref document: JP Kind code of ref document: A |
|
ENP | Entry into the national phase |
Ref document number: 20197018463 Country of ref document: KR Kind code of ref document: A |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
ENP | Entry into the national phase |
Ref document number: 2017888272 Country of ref document: EP Effective date: 20190726 |