KR100629083B1 - 안정성이 개선된 경구용 라미프릴 약제 조성물 - Google Patents
안정성이 개선된 경구용 라미프릴 약제 조성물 Download PDFInfo
- Publication number
- KR100629083B1 KR100629083B1 KR1020040040625A KR20040040625A KR100629083B1 KR 100629083 B1 KR100629083 B1 KR 100629083B1 KR 1020040040625 A KR1020040040625 A KR 1020040040625A KR 20040040625 A KR20040040625 A KR 20040040625A KR 100629083 B1 KR100629083 B1 KR 100629083B1
- Authority
- KR
- South Korea
- Prior art keywords
- ramipril
- chitosan
- weight
- coating
- active ingredient
- Prior art date
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Classifications
-
- 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
- A61K31/40—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having five-membered rings with one nitrogen as the only ring hetero atom, e.g. sulpiride, succinimide, tolmetin, buflomedil
- A61K31/403—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having five-membered rings with one nitrogen as the only ring hetero atom, e.g. sulpiride, succinimide, tolmetin, buflomedil condensed with carbocyclic rings, e.g. carbazole
-
- 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
- A61K47/30—Macromolecular organic or inorganic compounds, e.g. inorganic polyphosphates
- A61K47/36—Polysaccharides; Derivatives thereof, e.g. gums, starch, alginate, dextrin, hyaluronic acid, chitosan, inulin, agar or pectin
-
- 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
- A61K9/14—Particulate form, e.g. powders, Processes for size reducing of pure drugs or the resulting products, Pure drug nanoparticles
- A61K9/16—Agglomerates; Granulates; Microbeadlets ; Microspheres; Pellets; Solid products obtained by spray drying, spray freeze drying, spray congealing,(multiple) emulsion solvent evaporation or extraction
- A61K9/1605—Excipients; Inactive ingredients
- A61K9/1629—Organic macromolecular compounds
- A61K9/1652—Polysaccharides, e.g. alginate, cellulose derivatives; Cyclodextrin
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- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Pharmacology & Pharmacy (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Medicinal Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Engineering & Computer Science (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Inorganic Chemistry (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Medicinal Preparation (AREA)
Abstract
Description
주입 공기 온도(Inlet air temperature) | 55℃ |
생성물 온도(Product bed temperature) | 45℃ |
분무 속도(Feeding rate) | 3g/min |
주입 공기 속도(Air velocity) | 5m/sec |
분사 노즐 압력(Spray nozzle pressure) | 1.5 bar |
분사 노즐 직경(Spray nozzle diameter) | 0.8㎜ |
성분명 | 1정당 중량(mg) | 중량% |
키토산으로 피복된 라미프릴 | 5.25 | 5.25 |
유당 | 93.0 | 93.0 |
스테아린산마그네슘 | 1.75 | 1.75 |
계 | 100.0 | 100.0 |
성분명 | 1정당 중량(mg) | 중량% |
라미프릴 | 5.0 | 5.0 |
미결정셀룰로오스 | 50.0 | 50.0 |
유당 | 43.75 | 43.75 |
스테아린산마그네슘 | 1.75 | 1.75 |
계 | 100.0 | 100.0 |
성분명 | 1정당 중량(mg) | 중량% |
HPMC로 피복된 라미프릴 | 5.75 | 5.75 |
유당 | 50.0 | 50.0 |
미결정셀룰로오스 | 42.5 | 42.5 |
스테아린산마그네슘 | 1.75 | 1.75 |
계 | 100.0 | 100.0 |
실시예 1 | 비교예 1 | 비교예 2 | |
타정직후 함량 (%) | 99.5 | 99.4 | 99.6 |
타정시 압력 | 정제 경도 : 6∼8 kg/cm2 | ||
비고 | 원료피복 | 비처리 | 원료피복 |
실시예 1 | 비교예 1 | 비교예 2 | |
가속(1개월)후 함량 (%) | 99.1 | 96.2 | 99.2 |
가속(3개월)후 함량 (%) | 98.5 | 93.1 | 98.9 |
가속(6개월)후 함량 (%) | 98.0 | 88.3 | 98.1 |
타정시 압력 | 정제 경도 : 6∼8 kg/cm2 | ||
가속 조건 | 40℃, 75% RH | ||
비고 | 원료피복 | 비처리 | 원료피복 |
실시예 1 | 비교예 1 | 비교예 2 | |
용출율 (%) | 85.5 | 95.6 | 84.6 |
용출기준 | 75% 이상/30 분 | ||
비고 | 원료피복 | 비처리 | 원료피복 |
Claims (4)
- 활성성분으로 라미프릴을 함유한 약제학적 조성물에 있어서,상기 라미프릴은 평균분자량이 20,000~200,000인 키토산 또는 그 유도체로 라미프릴 중량 대비 0.5∼15중량%의 양으로 피복되는 것을 특징으로 하는 라미프릴 함유 약제학적 조성물.
- 삭제
- 제 1항에 있어서, 상기 키토산 또는 그 유도체의 함량이 활성성분인 라미프릴 중량 대비 5중량%인 것을 특징으로 하는 라미프릴 함유 약제학적 조성물.
- 삭제
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020040040625A KR100629083B1 (ko) | 2004-06-04 | 2004-06-04 | 안정성이 개선된 경구용 라미프릴 약제 조성물 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020040040625A KR100629083B1 (ko) | 2004-06-04 | 2004-06-04 | 안정성이 개선된 경구용 라미프릴 약제 조성물 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20050115534A KR20050115534A (ko) | 2005-12-08 |
KR100629083B1 true KR100629083B1 (ko) | 2006-09-27 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020040040625A KR100629083B1 (ko) | 2004-06-04 | 2004-06-04 | 안정성이 개선된 경구용 라미프릴 약제 조성물 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100629083B1 (ko) |
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2004
- 2004-06-04 KR KR1020040040625A patent/KR100629083B1/ko active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
KR20050115534A (ko) | 2005-12-08 |
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