CN104586744A - Mebendazole composition freeze-dried tablet and preparation method thereof - Google Patents
Mebendazole composition freeze-dried tablet and preparation method thereof Download PDFInfo
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- CN104586744A CN104586744A CN201410827082.7A CN201410827082A CN104586744A CN 104586744 A CN104586744 A CN 104586744A CN 201410827082 A CN201410827082 A CN 201410827082A CN 104586744 A CN104586744 A CN 104586744A
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Abstract
The invention provides a mebendazole composition freeze-dried tablet and a preparation method thereof, and relates to the technical fields of medicines and medicine production. The mebendazole composition freeze-dried tablet comprises mebendazole, starch and sucrose; the starch and the sucrose are taken as auxiliary materials; the common corn starch is subjected to heating process treatment, so that the bonding and disintegration effects of the starch in the tablet can be improved; the moldability of the tablet is improved; the mebendazole composition freeze-dried tablet only needs two auxiliary materials namely the starch and the sucrose; by virtue of a two-dropping and two-rising freeze-drying process, the moldability of the tablet is relatively good by cooling twice and warming twice; and the dissolution rate of the tablet is improved, so that the bioavailability of the tablet is improved. According to the tablet, the defects of a common mebendazole tablet are overcome; the variety and the content of the auxiliary materials in the mebendazole tablet are reduced; the tablet is high in dissolution rate and high in bioavailability; and the curative effect and safety of clinical medication are ensured.
Description
Technical field
The present invention relates to medicine and medical production technical field, be specifically related to a kind of mebendazole composition freeze-drying sheet and preparation method thereof.
Background technology
Mebendazole is anthelmintic, all effective in cure to multiple intestinal worms such as ascarid, dawn, whip, ancylostomes, is the anti-whipworm medicine of first-selection.
Molecular weight: 295.30
In common mebendazole sheet containing supplementary product kind and quantity more, generally to use filler, lubricant, disintegrating agent, adhesive, correctives etc., according to Chinese Pharmacopoeia (2010 editions) second mebendazole tablet quality standard, the dissolution of mebendazole sheet reached more than 75% for qualified 120 minutes time, and increasing research shows that impurity in the incompatibility of the toxic and side effects of adjuvant itself, adjuvant and principal agent, adjuvant etc. all can have an impact to the safety of medicine.
Therefore, provide one can overcome above-mentioned shortcoming, select suitable adjuvant and technique, reduce supplementary product kind and consumption in mebendazole sheet, improve dissolution and the bioavailability of mebendazole sheet, ensure that the safety of clinical application all has positive effect.
Traditional lyophilizing tablet can improve dissolution and bioavailability, but still need use the adjuvant such as mannitol, gelatin.And mannitol has certain biological activity, gelatin resource-constrained and perishable.
Starch is the basic adjuvant of oral solid formulation, it is polymerized by glucose molecule, and be commonly used for adhesive, diluent and disintegrating agent in tablets, it is cheap and easy to get, to human-body safety, but being used alone starch has no report as adjuvant freeze-dry process production mebendazole lyophilizing sheet.
Summary of the invention
Technical problem to be solved by this invention is the defect overcoming prior art, and propose a kind of mebendazole composition freeze-drying sheet and preparation method thereof further, said preparation adjuvant is few, good stability, and bioavailability is high.
Technical problem to be solved by this invention realizes by the following technical solutions:
A kind of mebendazole composition freeze-drying sheet, adjuvant is done with starch and sucrose, produce with freeze-dry process, this tablet overcomes the shortcoming of above-mentioned common mebendazole sheet, decrease supplementary product kind and consumption in mebendazole sheet, this sheet dissolution is large, and bioavailability is high, ensure that curative effect and the safety of clinical application.
A kind of mebendazole composition freeze-drying sheet, is prepared from by following raw material:
A preparation method for mebendazole composition freeze-drying sheet, comprises step as follows:
A, take the starch of component amount, add a certain amount of purified water and stir, by pH adjusting agent, the pH value of solution is controlled between 5-7.5, be then heated to 72 DEG C, be incubated 20 minutes, make the corn starch solution of 5 ~ 15% (W/V);
B, measure purified water 45ml, boil, add 85g sucrose, stir, after dissolving, continue to be heated to 100 DEG C, filter with purified cotton, the appropriate hot distilled water of filter is cleaned, and washing liquid and filtrate merge, and let cool, add appropriate distilled water, make full dose become 100mL, stir evenly, obtain B solution;
The solution that C, the solution and the step B that steps A are obtained obtain mixes, and fully stirs 30 minutes, is down to room temperature and obtains Semen Maydis-sucrose solution;
D, take mebendazole 100 grams, add in 1L Semen Maydis-sucrose solution, stir 25 ~ 35 minutes;
Medicinal liquid is sub-packed in drug-containing dish after measuring mebendazole content by E, medicinal liquid, each drug-containing dish dress 1.0ml;
F, the drug-containing dish that medicinal liquid is housed is put into vacuum freezing drying oven, be cooled to subzero 45 DEG C, keep 2 hours, evacuation, then 0 DEG C is warming up to gradually, keep 2 hours, then be cooled to subzero 45 DEG C, keep 2 hours, be warming up to 0 DEG C gradually again, keep 2 ~ 4 hours, then be warming up to 28 ~ 32 DEG C of dryings 4 ~ 6 hours gradually, whole process vacuum remains on 10 handkerchiefs; Finally the drug-containing dish lid of powder charge is covered tightly, and load aluminium foil bag and carry out sealing and obtain mebendazole composition freeze-drying sheet.
Described starch selects corn starch, preferably the corn starch solution of 10% (W/V).
Beneficial effect of the present invention is:
The preparation method of a kind of mebendazole composition freeze-drying sheet of the present invention, heating process process is carried out to common corn starch, starch bonding in tablets, disintegration can be improved, improve the mouldability of tablet, in mebendazole composition freeze-drying sheet, dosage of sucrose is 8.5% (W/V), it is the hardness reinforcer of this tablet, and plays flavored action.Mebendazole composition freeze-drying sheet only needs starch and sucrose two kinds of adjuvants.The freeze-dry process of two liters falls in mebendazole composition freeze-drying sheet employing two, and twice cooling, twice intensification can make sheet mouldability better, which increase the dissolution of tablet, thus improve the bioavailability of tablet.
Accompanying drawing explanation
Fig. 1 is the dissolution correlation curve figure of mebendazole in experiment.
Detailed description of the invention
The technological means realized to make the present invention, creation characteristic, reaching object and effect is easy to understand, below in conjunction with specific embodiment, set forth the present invention further, but following embodiment being only the preferred embodiments of the present invention, and not all.Based on the embodiment in embodiment, those skilled in the art under the prerequisite not making creative work obtain other embodiment, all belong to the protection domain of this patent.
Embodiment 1
A, take the corn starch of 100g, the purified water adding 900ml stirs, and controls at 5-7.5, is then heated to 72 DEG C, keep 120 minutes, make the corn starch solution of 9% (W/V) by pH adjusting agent by the pH value of solution.
B, measure purified water 45ml, boil, add 85g sucrose, stir, after dissolving, continue to be heated to 100 DEG C, filter with purified cotton, the appropriate hot distilled water of filter is cleaned, and washing liquid and filtrate merge, and let cool, add appropriate distilled water, make full dose become 100mL, stir evenly, obtain B solution.
The solution that C, the solution and the step B that steps A are obtained obtain mixes, and fully stirs 30 minutes, after solution be down to room temperature obtain Semen Maydis-sucrose solution.
D, take mebendazole 100g, add in 1L Semen Maydis-sucrose solution, stir 30 minutes.
Medicinal liquid is sub-packed in drug-containing dish after measuring mebendazole content by E, medicinal liquid, each drug-containing dish dress 1.0ml.
F, the drug-containing dish that medicinal liquid is housed is put into vacuum freezing drying oven, be cooled to subzero 45 DEG C, keep 2 hours, evacuation, then 0 DEG C is warming up to gradually, keep 2 hours, then be cooled to subzero 45 DEG C, keep 2 hours, be warming up to 0 DEG C gradually again, keep 2 ~ 4 hours, then be warming up to 28 ~ 32 DEG C of dryings 4 ~ 6 hours gradually, whole process vacuum remains on 10 handkerchiefs.Finally the drug-containing dish lid of powder charge is covered tightly, and load aluminium foil bag and carry out sealing and obtain mebendazole composition freeze-drying sheet.
Embodiment 2
A, take the corn starch of 130g, the purified water adding 900ml stirs, and controls at 5-7.5, is then heated to 72 DEG C, keep 120 minutes, make the corn starch solution of 13% (W/V) by pH adjusting agent by the pH value of solution.
B, measure purified water 45ml, boil, add 85g sucrose, stir, after dissolving, continue to be heated to 100 DEG C, filter with purified cotton, the appropriate hot distilled water of filter is cleaned, and washing liquid and filtrate merge, and let cool, add appropriate distilled water, make full dose become 100mL, stir evenly, obtain B solution.
The solution that C, the solution and the step B that steps A are obtained obtain mixes, and fully stirs 30 minutes, after solution be down to room temperature obtain Semen Maydis-sucrose solution.
D, take mebendazole 100 grams (by 1000 calculations), add 1L Semen Maydis-sucrose solution, stir 30 minutes.
Medicinal liquid is sub-packed in drug-containing dish after measuring mebendazole content by E, medicinal liquid, each drug-containing dish dress 1.0ml.
F, the drug-containing dish that medicinal liquid is housed is put into vacuum freezing drying oven, be cooled to subzero 45 DEG C, keep 2 hours, evacuation, then 0 DEG C is warming up to gradually, keep 2 hours, then be cooled to subzero 45 DEG C, keep 2 hours, be warming up to 0 DEG C gradually again, keep 2 ~ 4 hours, then be warming up to 28 ~ 32 DEG C of dryings 4 ~ 6 hours gradually, whole process vacuum remains on 10 handkerchiefs.Finally the drug-containing dish lid of powder charge is covered tightly, and load aluminium foil bag and carry out sealing and obtain mebendazole composition freeze-drying sheet.
Experimental data
The mebendazole composition freeze-drying sheet that above-described embodiment is obtained carries out following quality research test:
1, hardness, friability contrast test
Get mebendazole composition freeze-drying sheet prepared by above-described embodiment respectively and mebendazole ordinary tablet (commercially available) detects friability and hardness by " Chinese Pharmacopoeia " version in 2010 two annex X G inspection techniques, carried out comparative study, the results are shown in following table:
Sample | Hardness/N | Friability |
Execute example 1 | 65 | <1% |
Execute example 2 | 68 | <1% |
Ordinary tablet | 69 | <1% |
Experimental data shows, mebendazole composition freeze-drying sheet and ordinary tablet (commercially available) without significant difference, meet " Chinese Pharmacopoeia " version in 2010 to the requirement of tablet on friability and hardness.
2, dissolution contrast test
(No. 1 to No. 3 is embodiment 1 to get mebendazole sheet (commercially available) and each 6 of mebendazole composition freeze-drying sheet, No. 4 to No. 6 is embodiment 2), press Chinese Pharmacopoeia (2010 editions) second dissolution method annex XC second method respectively, with the 0.1mol/L hydrochloric acid solution 900mL of 1% sodium lauryl sulphate for dissolution medium, rotating speed is 75 turns per minute, operate, respectively through 30min, 60min, 90min, 120min, 150min in accordance with the law
Time, get solution appropriate, filter, get continuous worry liquid as need testing solution; Another precision takes mebendazole reference substance 25mg, put in 50ml measuring bottle, add formic acid 10ml and make dissolving, with methanol dilution to scale, shake up, precision takes 5ml, puts in 25ml measuring bottle, is diluted to scale with dissolution medium, shake up, product solution in contrast, according to high performance liquid chromatography (annex VD), with amino chemically bonded silica as filler; (sodium lauryl sulphate 3.0g and sodium hydroxide 8g is got with acetonitrile-0.15% sodium dodecyl sulfate solution, be dissolved in water and be diluted to 2000ml, add phosphoric acid 20ml, and regulate pH value to 2.5) (30:70) be mobile phase, determined wavelength is 254nm.Precision takes need testing solution and each 10ul of reference substance solution, respectively injection liquid chromatography, and record chromatogram, by external standard method with the stripping quantity of the every sheet of calculated by peak area.Be measured in the same method, calculate the stripping quantity of every sheet.Result is as follows:
One, mebendazole sheet (commercially available)
Two, mebendazole lyophilizing sheet (No. 1 to No. 3 is embodiment 1, and No. 4 to No. 6 is embodiment 2)
Respectively with catch cropping Dissolution profiles during average dissolution pair, as Fig. 1.
Three, result judges
Judge according to Chinese Pharmacopoeia (2010 editions) second mebendazole tablet quality standard, the dissolution of mebendazole sheet (commercially available) reached more than 75% for qualified 120 minutes time, actual measurement is 78.6%, and mebendazole lyophilizing sheet dissolution 60 minutes time reaches 77.7%.It can thus be appreciated that the time that mebendazole lyophilizing sheet dissolution reaches 75% decreased for about 50% (60 minutes) time than mebendazole sheet (commercially available).So the mebendazole lyophilizing sheet blood drug level peaking time is shorter than mebendazole sheet (commercially available), and bioavailability is higher, better efficacy.
More than show and describe ultimate principle of the present invention, principal character and advantage of the present invention.The technical staff of the industry should understand; the present invention is not restricted to the described embodiments; what describe in above-described embodiment and description is only preference of the present invention; be not used for limiting the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.Application claims protection domain is defined by appending claims and equivalent thereof.
Claims (2)
1. a mebendazole composition freeze-drying sheet, is characterized in that, is prepared from by following raw material:
2. a preparation method for mebendazole composition freeze-drying sheet according to claim 1, is characterized in that, comprise step as follows:
A, take the starch of component amount, add a certain amount of purified water and stir, by pH adjusting agent, the pH value of solution is controlled between 5-7.5, be then heated to 72 DEG C, be incubated 20 minutes, make the corn starch solution of 5 ~ 15% (W/V);
B, measure purified water 45ml, boil, add 85g sucrose, stir, after dissolving, continue to be heated to 100 DEG C, filter with purified cotton, the appropriate hot distilled water of filter is cleaned, and washing liquid and filtrate merge, and let cool, add appropriate distilled water, make full dose become 100mL, stir evenly, obtain B solution;
The solution that C, the solution and the step B that steps A are obtained obtain mixes, and fully stirs 30 minutes, is down to room temperature and obtains Semen Maydis-sucrose solution;
D, take mebendazole 100 grams, add in 1L Semen Maydis-sucrose solution, stir 25 ~ 35 minutes;
Medicinal liquid is sub-packed in drug-containing dish after measuring mebendazole content by E, medicinal liquid, each drug-containing dish dress 1.0ml;
F, the drug-containing dish that medicinal liquid is housed is put into vacuum freezing drying oven, be cooled to subzero 45 DEG C, keep 2 hours, evacuation, then 0 DEG C is warming up to gradually, keep 2 hours, then be cooled to subzero 45 DEG C, keep 2 hours, be warming up to 0 DEG C gradually again, keep 2 ~ 4 hours, then be warming up to 28 ~ 32 DEG C of dryings 4 ~ 6 hours gradually, whole process vacuum remains on 10 handkerchiefs; Finally the drug-containing dish lid of powder charge is covered tightly, and load aluminium foil bag and carry out sealing and obtain mebendazole composition freeze-drying sheet.
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Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61242556A (en) * | 1985-04-19 | 1986-10-28 | Hatoya Seika:Kk | Preparation of snack using fruits |
US20020173016A1 (en) * | 2001-03-27 | 2002-11-21 | Helmut Wurst | High-throughput nucleic acid polymerase devices and methods for their use |
CN302391198S (en) * | 2012-11-02 | 2013-04-10 | 广州白云山制药股份有限公司广州白云山制药总厂 | Packing box (compound mebendazole tablets) |
-
2014
- 2014-12-25 CN CN201410827082.7A patent/CN104586744A/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61242556A (en) * | 1985-04-19 | 1986-10-28 | Hatoya Seika:Kk | Preparation of snack using fruits |
US20020173016A1 (en) * | 2001-03-27 | 2002-11-21 | Helmut Wurst | High-throughput nucleic acid polymerase devices and methods for their use |
CN302391198S (en) * | 2012-11-02 | 2013-04-10 | 广州白云山制药股份有限公司广州白云山制药总厂 | Packing box (compound mebendazole tablets) |
Non-Patent Citations (1)
Title |
---|
刘晓睿: "《口腔速溶片的研究进展》", 《中南药学》, vol. 2, no. 5, 31 May 2004 (2004-05-31), pages 296 - 298 * |
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Application publication date: 20150506 |