CN109248150A - A kind of amoxicillin and clavulanate potassium preparation and preparation method thereof - Google Patents

A kind of amoxicillin and clavulanate potassium preparation and preparation method thereof Download PDF

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Publication number
CN109248150A
CN109248150A CN201710569445.5A CN201710569445A CN109248150A CN 109248150 A CN109248150 A CN 109248150A CN 201710569445 A CN201710569445 A CN 201710569445A CN 109248150 A CN109248150 A CN 109248150A
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amoxicillin
clavulanate
dispersible tablet
potassium
sorbierite
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CN109248150B (en
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张贵民
秦启飞
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Lunan Pharmaceutical Group Corp
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Lunan Pharmaceutical Group Corp
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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00Medicinal preparations characterised by special physical form
    • A61K9/20Pills, tablets, discs, rods
    • A61K9/2004Excipients; Inactive ingredients
    • A61K9/2013Organic compounds, e.g. phospholipids, fats
    • A61K9/2018Sugars, or sugar alcohols, e.g. lactose, mannitol; Derivatives thereof, e.g. polysorbates
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00Medicinal preparations containing organic active ingredients
    • A61K31/33Heterocyclic compounds
    • A61K31/395Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
    • A61K31/41Heterocyclic 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
    • A61K31/42Oxazoles
    • A61K31/424Oxazoles condensed with heterocyclic ring systems, e.g. clavulanic acid
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00Medicinal preparations containing organic active ingredients
    • A61K31/33Heterocyclic compounds
    • A61K31/395Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
    • A61K31/41Heterocyclic 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
    • A61K31/425Thiazoles
    • A61K31/429Thiazoles condensed with heterocyclic ring systems
    • A61K31/43Compounds containing 4-thia-1-azabicyclo [3.2.0] heptane ring systems, i.e. compounds containing a ring system of the formula, e.g. penicillins, penems
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00Medicinal preparations characterised by special physical form
    • A61K9/20Pills, tablets, discs, rods
    • A61K9/2004Excipients; Inactive ingredients
    • A61K9/2022Organic macromolecular compounds
    • A61K9/2027Organic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyvinyl pyrrolidone, poly(meth)acrylates
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00Medicinal preparations characterised by special physical form
    • A61K9/20Pills, tablets, discs, rods
    • A61K9/2004Excipients; Inactive ingredients
    • A61K9/2022Organic macromolecular compounds
    • A61K9/205Polysaccharides, e.g. alginate, gums; Cyclodextrin
    • A61K9/2059Starch, including chemically or physically modified derivatives; Amylose; Amylopectin; Dextrin
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00Medicinal preparations characterised by special physical form
    • A61K9/20Pills, tablets, discs, rods
    • A61K9/2095Tabletting processes; Dosage units made by direct compression of powders or specially processed granules, by eliminating solvents, by melt-extrusion, by injection molding, by 3D printing

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Pharmacology & Pharmacy (AREA)
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  • Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Biophysics (AREA)
  • Molecular Biology (AREA)
  • Medicinal Preparation (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)

Abstract

The invention belongs to pharmaceutical technology fields, and the present invention provides a kind of amoxicillin and clavulanate potassium preparations and preparation method thereof.The stability of the dispersible tablet of the technology of the present invention preparation, amoxicillin and clavulanate potassium improves, and result of extraction is preferable, and related substance is lower.The method of the present invention effectively shortens process flow, reduces production cycle and drug exposure duration in air, guarantees the stability of drug, further improve the quality of product.

Description

A kind of amoxicillin and clavulanate potassium preparation and preparation method thereof
Technical field
The invention belongs to pharmaceutical technology fields, and in particular to a kind of amoxicillin and clavulanate potassium preparation and preparation method thereof
Background technique
Amoxicillin also known as amoxicillin or Amoxicillin, molecular formula C16H19N3O5S, molecular weight 365.4042.It is one The most common semi-synthetic penicillins wide spectrum beta-lactam antibiotic of kind, is a kind of white powder, half-life period is about 61.3 points Clock.It is one of current widely used oral semisynthetic penicillin, potassium clavulanate, molecular formula C8H8KNO5, molecular weight It is 237.25, chemical name is (Z)-(2R, 5R) -3- (2- hydroxyl ethylidene) -7- oxo -4- oxa- -1- azabicyclo -3.2.0- Heptane -2- carboxylic acid potassium.It is calculated by anhydride, contains clavulanic acid (C8H9NO5) 81.0~85.6%.Amoxicillin and clavulanic acid The ratio of potassium has 2:1,4:1,5:1,7:1,10:1,14:1 and 16:1 etc., and ratio is in terms of Amoxicillin and clavulanic acid.
Amoxicillin and clavulanate potassium dispersible tablet peritonitis caused by the sensitive bacteria, skin and soft tissue infection, The various infection such as otitis, osteomyelitis, cystitis, pelvic inflammatory disease.The antimicrobial spectrum of this product is identical as Amoxicillin, and is expanded.It is right Producing enzyme staphylococcus aureus, staphylococcus epidermis, coagulase-negative staphylococci and enterococcus have good action, to certain Producing the intestines liver Rhizobiaceae bacterium of beta-lactamase, haemophilus influenzae, moraxelle catarrhalis, bacteroides fragilis etc. also has preferable antibacterial living Property.This product produces the enterobacteriaceae lactobacteriaceae and vacation list of I type enzyme of Chromosome-encoded to methicillin-resistant Staphylococcus and Enterobacter etc. Born of the same parents Pseudomonas is without effect.There are many reports in the related patents country about amoxicillin and clavulanate potassium, such as:
CN200810212280.7 discloses a kind of amoxicillin/clavulanate potassium 8: 1 and preparation method thereof.Not Ah not 8: 1 tablet of XiLin/potassium clavulanate is the amoxicillin/clavulanate potassium (8: 1) good with quality controllability, mixture homogeneity Intermediate blended stock is main ingredient source, and the preparation method technique is relatively simple.
CN200910074500.9 discloses a kind of preparation method of amoxicillin and clavulanate potassium tablets, Amoxicillin It is 120~135 parts, 40~45 parts of potassium clavulanate, 27~32 parts of microcrystalline cellulose, 1~3 part of croscarmellose sodium, micro- 1~3 part of powder silica gel, 2~4 parts of magnesium stearate;It is mixed with potassium clavulanate according to 4: 1 mass ratio after amoxicillin granulation It closes, constitutes major ingredient;By excipient micro-silica gel, croscarmellose sodium (ADS) and microcrystalline cellulose according to equivalent gradually-increased It mixes, then progressively increases to put into the mixer with major ingredient equivalent and mix 36~70 minutes;Mixed powder is subjected to tabletting.The preparation method will After amoxicillin granules are mixed with potassium clavulanate, then all auxiliary materials are added with equivalent gradually-increased and are mixed, incorporation time compared with Long, feeding requirement is more stringent, is difficult to control the stability of technique
CN101897701B discloses a kind of preparation process of amoxicillin and clavulanate potassium tablets, by amoxicillin granulation Afterwards, it according to the mass ratio of 4:1, is mixed with potassium clavulanate, constitutes major ingredient;By excipient micro-silica gel, cross-linked carboxymethyl cellulose Sodium and microcrystalline cellulose are mixed according to equivalent gradually-increased, then are progressively increased to put into the mixer with major ingredient equivalent and be mixed;By mixed powder into Row tabletting.It is uniformly mixed after the granulation of Amoxicillin original powder, then with potassium clavulanate, hence improves the flowing of major ingredient itself Property, phenomena such as effectively preventing capping caused by direct tablet compressing, sticking.However, which kind of granulation is the technology do not suggest that using Mode, and how to improve the stability of potassium clavulanate.
CN100391456C discloses a kind of beta-cyclodextrin/amoxicillin inclusion compound and its composition with potassium clavulanate And preparation process.Cyclodextrin is mixed with water, makes into suspended substance, Amoxicillin is added, is fully ground, cooling, filtering, solids Dry preparation solid clathrates after washing.But Amoxicillin is beta-lactam structure, hydrolysis is easy, using cyclodextrin encapsulated skill Art, using water as medium, the stability of Amoxicillin is difficult to ensure.
CN101502511A discloses a kind of amoxicillin/clavulanate potassium 8:1 piece and its preparation process, has selected Ah not The 8:1 of XiLin and potassium clavulanate mixes powder, using dry granulation process.Equally, which does not refer to how solving clavulanic acid The stability problem of potassium.
Summary of the invention
In order to overcome the disadvantages and deficiencies of the prior art, the primary purpose of the present invention is that providing a kind of Amoxicillin carat Sour potassium dispersible tablets are tieed up, solve the problems, such as that dissolution is slow, stability is poor, preparation process is complicated in the prior art.
Specifically: the invention is realized in this way.
A kind of amoxicillin and clavulanate potassium dispersible tablet, is calculated with weight ratio:
Further, the ingredient of Amoxicillin and potassium clavulanate is limited, is calculated with weight ratio, preferred ratio are as follows:
It is further preferred that carrying out preferably to above-mentioned adjunct ingredient, each component ratio is as follows, is calculated with weight ratio:
The trehalose: Amoxicillin=0.05-0.5:1, preferably trehalose: Amoxicillin=0.25:1.
The potassium clavulanate: beta-cyclodextrin=0.5-1.5:1, preferably potassium clavulanate: beta-cyclodextrin=1:1.
The filler be lactose, glucose, mannitol, dextran, microcrystalline cellulose, in one in sorbierite or It is a variety of.The preferably mixed object of sorbierite and lactose or sorbierite and microcrystalline cellulose.Sorbierite: lactose weight consumption ratio is 1:1- 8, preferably 1:4;Sorbierite and microcrystalline cellulose weight consumption ratio are 1:1-8, preferably 1:4.
The disintegrating agent is crospovidone, pre-paying starch, dried starch, low-substituted hydroxypropyl cellulose, carboxylic first shallow lake One of powder sodium is a variety of, preferably the mixture of crospovidone and sodium carboxymethyl starch.
The filler is preferably microcrystalline cellulose and sorbierite, and disintegrating agent is preferably that crospovidone and carboxymethyl form sediment Powder sodium, lubricant are preferably sorbierite or magnesium stearate.
The lubricant is one of magnesium stearate, sorbierite, calcium stearate, talcum powder or a variety of.
Preparation method the present invention provides amoxicillin and clavulanate potassium includes specific steps are as follows:
Suitable Amoxicillin and trehalose are dissolved in sodium citrate buffer solution, rotary evaporation, obtain trehalose and Ah Adhesive granulation is added in the mixture of Amdinocillin, dry;Potassium clavulanate is pulverized and sieved, the anhydrous of beta-cyclodextrin is suspended in In ethyl alcohol, ethyl alcohol is dried and removed, the potassium clavulanate of beta-cyclodextrin package is obtained, adds filler, disintegrating agent, lubricant pressure Piece.
The pH value of the citrate buffer solution is 3-6, and preferred pH value is 4.5.
The adhesive is one of starch slurry, hydroxypropyl methylcellulose, PVP K30 or a variety of.Preferably poly- dimension Ketone K30.
Compared with prior art, main advantage is amoxicillin and clavulanate potassium dispersible tablet of the invention:
Amoxicillin and trehalose are dissolved in buffer first, mixed after evaporation granulation, then with potassium clavulanate Uniformly, so that the stability of amoxicillin and clavulanate potassium improves, related content of material is reduced.Then gathered by filtering out to be crosslinked Ketone, sodium carboxymethyl starch are tieed up, the dispersibility and hygroscopicity of auxiliary material are further enhanced.Hereafter progressively increase again with major ingredient equivalent throwing Enter mixing in mixing machine, so that material is integrally provided with good mobility, compressibility and resistance to water soak, thus effectively prevent Phenomena such as capping caused by direct tablet compressing, sticking, the bright and clean beauty of its appearance of products made thereby, content and dissolution rate are stablized.
The method of the present invention effectively shortens process flow, reduces production cycle and drug exposure duration in air, The stability for guaranteeing drug, further improves the quality of product.
Amoxicillin and clavulanate potassium dispersible tablet of the present invention has disintegration Rapid Stability good, in good taste, prescription Simply, prescription mixed powder good fluidity, tableting processes not sticking the advantages that, amoxicillin and clavulanate potassium will be widely used in In the formulation art of dispersible tablet.
Specific embodiment
Embodiment 1:
The prescription of 1000 dispersible tablets:
Amoxicillin: 200g, trehalose: 50g, potassium clavulanate: 30g, beta-cyclodextrin: 30g, microcrystalline cellulose: 40g, Sorbierite: 10g, crospovidone: 115g, sodium carboxymethyl starch: 115g, magnesium stearate: 5g.
(a) suitable Amoxicillin and trehalose are dissolved in the sodium citrate buffer solution that pH value is 4.5, rotary evaporation, The mixture of trehalose and Amoxicillin is obtained, suitable PVP K30 granulation is added, it is dry;
(b) potassium clavulanate is pulverized and sieved, is suspended in the dehydrated alcohol of beta-cyclodextrin, dry and remove ethyl alcohol, obtained The potassium clavulanate of beta-cyclodextrin package;
(c) Amoxicillin after granulation is uniformly mixed with the potassium clavulanate that beta-cyclodextrin wraps up, add filler, Disintegrating agent, mix lubricant, tabletting.
Embodiment 2:
Amoxicillin: 200g, trehalose: 10g, potassium clavulanate: 30g, beta-cyclodextrin: 15g, microcrystalline cellulose: 12g, Sorbierite: 3g, crospovidone: 50g, sodium carboxymethyl starch: 50g, magnesium stearate: 1g.
The pH value of sodium citrate sodium buffer is 3, and the preparation method is the same as that of Example 1 for other.
Embodiment 3:
The prescription of 1000 dispersible tablets:
Amoxicillin: 200g, trehalose: 100g, potassium clavulanate: 30g, beta-cyclodextrin: 45g, microcrystalline cellulose: 120g, sorbierite: 30g, crospovidone: 250g, sodium carboxymethyl starch: 250g, magnesium stearate: 10g.
The pH value of sodium citrate sodium buffer is 6, and the preparation method is the same as that of Example 1.
Embodiment 4
The prescription of 1000 dispersible tablets:
Amoxicillin: 200g, trehalose: 50g, potassium clavulanate: 30g, beta-cyclodextrin: 30g, lactose: 40g, sorbierite: 10g, crospovidone: 115g, sodium carboxymethyl starch: 115g, magnesium stearate: 5g.
The preparation method is the same as that of Example 1.
Embodiment 5
The prescription of 1000 dispersible tablets:
Amoxicillin: 200g, trehalose: 50g, potassium clavulanate: 30g, beta-cyclodextrin: 30g, microcrystalline cellulose: 40g, Sorbierite: 15g, crospovidone: 115g, sodium carboxymethyl starch: 115g.
The preparation method is the same as that of Example 1.
Comparative example 1
The prescription of 1000 dispersible tablets:
Amoxicillin: 200g, trehalose: 5g, potassium clavulanate: 30g, beta-cyclodextrin: 30g, lactose: 40g
Sorbierite: 10g, crospovidone: 115g, sodium carboxymethyl starch: 115g, magnesium stearate: 5g.
The preparation method is the same as that of Example 1.
Comparative example 2
The prescription of 1000 dispersible tablets:
Amoxicillin: 200g, potassium clavulanate: 30g, beta-cyclodextrin: 30g, microcrystalline cellulose: 40g, sorbierite: 8g is handed over Join povidone: 115g, sodium carboxymethyl starch: 115g, magnesium stearate: 10g.
The preparation method is the same as that of Example 1.
Comparative example 3:
The prescription of 1000 dispersible tablets:
Amoxicillin: 200g, trehalose: 50g, potassium clavulanate: 30g, beta-cyclodextrin: 30g, microcrystalline cellulose: 50g, Crospovidone: 115g, sodium carboxymethyl starch: 115g, magnesium stearate: 5g.
The preparation method is the same as that of Example 1.
Comparative example 4:
The prescription of 1000 dispersible tablets:
Amoxicillin: 200g, trehalose: 50g, potassium clavulanate: 30g, beta-cyclodextrin: 30g, microcrystalline cellulose: 40g, Lactose: 10g, crospovidone: 115g, sodium carboxymethyl starch: 115g, magnesium stearate: 5g.
The preparation method is the same as that of Example 1.
Comparative example 5:
The prescription of 1000 dispersible tablets:
Amoxicillin: 200g, trehalose: 50g, potassium clavulanate: 30g, beta-cyclodextrin: 30g, microcrystalline cellulose: 40g, Sorbierite: 10g, crospovidone: 115g, sodium carboxymethyl starch: 115g, magnesium stearate: 5g.
Preparation process: (1) by Amoxicillin, potassium clavulanate, trehalose, beta-cyclodextrin, microcrystalline cellulose mixing;
(2) the uniformly mixed particle for obtaining step (1) is pumped into dry granulating machine, granulation;
(3) tabletting after disintegrating agent and lubricant total mix is added in the particle obtained to step (2).
Comparative example 6:
The prescription of 1000 dispersible tablets:
Amoxicillin: 200g, trehalose: 50g, potassium clavulanate: 30g, microcrystalline cellulose: 40g, sorbierite: 10g
Crospovidone: 130g, sodium carboxymethyl starch: 130g, magnesium stearate: 5g.
The preparation method is the same as that of Example 1.
A kind of comparative example 7: amoxicillin and clavulanate potassium dispersible tablet
Utimox 24.99kg, potassium clavulanate 3.57kg, microcrystalline cellulose 42kg, crospovidone 1.6kg, diatomite 0.16g, blueberry flavor 0.16kg, Sucralose 0.1kg.
Preparation process:
Various active constituents and auxiliary material are weighed by prescription, are sieved with 100 mesh sieve respectively, wherein 60 DEG C of dryings 2 of microcrystalline cellulose are small When, various auxiliary materials are added to according to equal increments method in the mixed powder of Utimox and potassium clavulanate, in mixing machine In after mixing, discharging carries out tabletting with oval special-shaped punch die to get amoxicillin and clavulanate potassium (7:1) dispersible tablet.
Test experiments
(1) investigation of appearance, disintegration time limited, sticking, moisture and tablet weight variation
The test result of 1 embodiment group of table
By accelerated test 6 months, from newly measuring above-mentioned result
The measurement result of embodiment each group after 2 accelerated test of table
Appearance Disintegration time limited (s)/25 DEG C Moisture
Embodiment 1 It is unilateral bright and clean, it is white 35 4.5
Embodiment 2 It is unilateral bright and clean, it is white 36 4.9
Embodiment 3 It is unilateral bright and clean, it is white 57 4.7
Embodiment 4 It is unilateral bright and clean, it is white 46 4.7
Embodiment 5 It is unilateral bright and clean, it is white 35 4.6
Comparative example 1 It is unilateral bright and clean, it is white 97 6.3
Comparative example 2 It is unilateral bright and clean, it is white 68 5.5
Comparative example 3 It is unilateral bright and clean, it is white 66 6.1
Comparative example 4 It is unilateral bright and clean, it is white 67 6.2
Comparative example 5 It is unilateral to have point, sliver, in faint yellow 65 6.7
Comparative example 6 It is unilateral to have point, sliver, in faint yellow 66 4.5
Comparative example 7 It is unilateral bright and clean, it is white 89 8.8
By table 1 and 2 it can be seen that embodiment 1-4 all indicators are better than comparative example groups, it is unilateral bright and clean, in white Color, disintegration time limited is within 50s.The index of embodiment 1 and embodiment 4 is better than embodiment 2 and 3.
The ratio in comparative example 1 is not protection scope of the present invention, and disintegration time limited extends, and is not achieved described Technical effect.
Trehalose is not contained in comparative example 2, and technical effect of the invention is not achieved.
Comparative example 3 and comparative example 4 do not contain sorbierite, and moisture content is larger, and sticking phenomenon occurs.
5 preparation method of comparative example changes, and using the process of direct tablet compressing, dispersible tablet appearance is poor.
Comparative example 6 removes cyclodextrin, and the technical effect is also not achieved in appearance
A kind of amoxicillin and clavulanate potassium dispersible tablet of comparative example 7, the selection of preparation method and auxiliary material are different from The present invention, technical effect are poor.
(2) dissolution rate, content, the investigation in relation to substance
2 amoxicillin and clavulanate potassium dispersible tablet Dissolution experiments result of table
Dissolution rate, content, related substance are investigated after accelerated test.Concrete outcome such as table 4
Amoxicillin and clavulanate potassium dispersible tablet Dissolution experiments result after 4 accelerated test of table
Embodiment group is that 90% or so, 5min or so is substantially completely molten in the dissolution of 2min it can be seen from table 3 and table 4 Out, other comparative examples are to be not achieved.
(3) test of mouthfeel degree
Test method: 20 volunteers, men and women is fifty-fifty, between 25-30 years old age.The dispersible tablet of 1 prescription to be tested is taken, Every contains Amoxicillin (in terms of anhydride) 200mg, potassium clavulanate (in terms of clavulanic acid) 28.5mg, and merging fills 170ml In the cup of water, water temperature is 25 DEG C or so, rocks cup after dispersible tablet is completely dispersed, Dispersion of Solute Matter is made uniformly to carry out product afterwards It tastes, the test result of each prescription is shown in Table 3:
The sensory test of 5 prescription of table
Prescription serial number It is bad Generally It is good Feature
Embodiment 1 0 0 20 Micro-perfume, sweet tea do not have bilgy odour
Embodiment 2 0 2 18 Micro-perfume, sweet tea do not have bilgy odour
Embodiment 3 0 3 17 Micro-perfume, sweet tea do not have bilgy odour
Embodiment 4 0 1 19 Micro-perfume, sweet tea do not have bilgy odour
Comparative example 1 3 9 8 Micro-perfume, sweet tea do not have bilgy odour
Comparative example 2 5 10 5 Micro-perfume, bilgy odour
Comparative example 3 8 12 0 Bitter, bilgy odour
Comparative example 4 3 15 2 Micro-perfume, sweet tea do not have bilgy odour
Comparative example 5 8 10 2 Bitter, bilgy odour
Comparative example 6 13 7 0 Micro-perfume, sweet tea do not have bilgy odour
Comparative example 7 2 18 0 Micro-perfume, substantially without bilgy odour
The sensory test of prescription after 6 accelerated test of table
Of the invention good in taste it can be seen from table 5 and table 6, the tolerance degree for being inferred to patient is higher, is suitble to clinic Further genralrlization application.

Claims (10)

1. a kind of amoxicillin and clavulanate potassium dispersible tablet, which is characterized in that calculated with weight ratio, the dispersible tablet includes:
2. amoxicillin and clavulanate potassium dispersible tablet as described in claim 1, which is characterized in that it is calculated with weight ratio, it is described Dispersible tablet include:
3. amoxicillin and clavulanate potassium dispersible tablet as described in claim 1, which is characterized in that it is calculated with weight ratio, it is described Dispersible tablet include:
4. amoxicillin and clavulanate potassium dispersible tablet as described in claim 1, which is characterized in that the filler is cream It is sugar, glucose, mannitol, dextran, microcrystalline cellulose, in one in sorbierite or a variety of;The disintegrating agent is crosslinking One of povidone, pre-paying starch, dried starch, low-substituted hydroxypropyl cellulose, carboxyrnethyl starch sodium are a variety of;The profit Lubrication prescription is one of magnesium stearate, sorbierite, calcium stearate, talcum powder or a variety of.
5. amoxicillin and clavulanate potassium dispersible tablet as described in claim 1, which is characterized in that the filler is selected from mountain The mixture of the pure and mild milk-sugar mixture of pears or sorbierite and microcrystalline cellulose;The disintegrating agent is selected from crospovidone and carboxylic first Base sodium starch mixture;The lubricant is selected from sorbierite or magnesium stearate.
6. amoxicillin and clavulanate potassium dispersible tablet as claimed in claim 5, which is characterized in that the sorbierite and crystallite Cellulose amount ratio is 1:1-8, preferably 1:4.
7. amoxicillin and clavulanate potassium dispersible tablet as claimed in claim 5, which is characterized in that the sorbierite: lactose Weight consumption ratio is 1:1-8, preferably 1:4.
8. a kind of method for preparing amoxicillin and clavulanate potassium dispersible tablet, it is characterised in that: the preparation method comprises the following steps:
(a) suitable Amoxicillin and trehalose are dissolved in sodium citrate buffer solution, rotary evaporation obtains trehalose and A Mo Suitable adhesive granulation is added in the mixture in XiLin, dry;
(b) potassium clavulanate is pulverized and sieved, is suspended in the dehydrated alcohol of beta-cyclodextrin, dry and remove ethyl alcohol, obtain β-ring The potassium clavulanate of dextrin package;
(c) Amoxicillin after granulation is uniformly mixed with the potassium clavulanate that beta-cyclodextrin wraps up, adds filler, disintegration Agent, mix lubricant, tabletting.
9. the method for claim 7, which is characterized in that the adhesive is starch slurry, hydroxypropyl methylcellulose, poly- dimension One of ketone K30 or a variety of.
10. the method for claim 7, which is characterized in that the pH value of the sodium citrate buffer solution is 3-6, preferably PH value is 4.5.
CN201710569445.5A 2017-07-13 2017-07-13 Amoxicillin and clavulanate potassium preparation and preparation method thereof Expired - Fee Related CN109248150B (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110051637A (en) * 2019-05-21 2019-07-26 葵花药业集团北京药物研究院有限公司 Amoxicillin and clavulanate potassium preparation and preparation method thereof
CN112190561A (en) * 2020-10-30 2021-01-08 四川制药制剂有限公司 Preparation method of amoxicillin and clavulanate potassium tablets
CN115364057A (en) * 2021-05-20 2022-11-22 内蒙古联邦动保药品有限公司 Amoxicillin and clavulanate potassium compound preparation and preparation method thereof

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CN101502511A (en) * 2008-09-09 2009-08-12 山东淄博新达制药有限公司 Amoxicillin/clavulanate potassium tablet and preparation method thereof
CN103417503A (en) * 2013-08-23 2013-12-04 南京正宽医药科技有限公司 Amoxicillin potassium clavulanate tablet and preparation technology thereof
US20150245995A1 (en) * 2014-03-03 2015-09-03 Sandoz Ag Stable Quick Dissolving Dosage Form Comprising Amoxicillin and Clavulanic Acid

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CN1698604A (en) * 2005-04-30 2005-11-23 南京师范大学 Beta-cyclodextrin / amoxicillin inclusion compound and its composition with clavulanic kalium and preparation thereof
CN101502511A (en) * 2008-09-09 2009-08-12 山东淄博新达制药有限公司 Amoxicillin/clavulanate potassium tablet and preparation method thereof
CN103417503A (en) * 2013-08-23 2013-12-04 南京正宽医药科技有限公司 Amoxicillin potassium clavulanate tablet and preparation technology thereof
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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110051637A (en) * 2019-05-21 2019-07-26 葵花药业集团北京药物研究院有限公司 Amoxicillin and clavulanate potassium preparation and preparation method thereof
CN112190561A (en) * 2020-10-30 2021-01-08 四川制药制剂有限公司 Preparation method of amoxicillin and clavulanate potassium tablets
CN112190561B (en) * 2020-10-30 2022-02-01 四川制药制剂有限公司 Preparation method of amoxicillin and clavulanate potassium tablets
CN115364057A (en) * 2021-05-20 2022-11-22 内蒙古联邦动保药品有限公司 Amoxicillin and clavulanate potassium compound preparation and preparation method thereof
CN115364057B (en) * 2021-05-20 2024-01-30 内蒙古联邦动保药品有限公司 Amoxicillin and clavulanate potassium compound preparation and preparation method thereof

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