KR100774613B1 - 수불용성 고분자로 이루어진 서방형 약물 전달체 - Google Patents
수불용성 고분자로 이루어진 서방형 약물 전달체Info
- Publication number
- KR100774613B1 KR100774613B1 KR1020060047682A KR20060047682A KR100774613B1 KR 100774613 B1 KR100774613 B1 KR 100774613B1 KR 1020060047682 A KR1020060047682 A KR 1020060047682A KR 20060047682 A KR20060047682 A KR 20060047682A KR 100774613 B1 KR100774613 B1 KR 100774613B1
- Authority
- KR
- South Korea
- Prior art keywords
- sustained release
- active ingredient
- drug carrier
- release drug
- weight
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
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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
- A61K9/28—Dragees; Coated pills or tablets, e.g. with film or compression coating
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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
- A61K9/48—Preparations in capsules, e.g. of gelatin, of chocolate
- A61K9/50—Microcapsules having a gas, liquid or semi-solid filling; Solid microparticles or pellets surrounded by a distinct coating layer, e.g. coated microspheres, coated drug crystals
- A61K9/5073—Microcapsules having a gas, liquid or semi-solid filling; Solid microparticles or pellets surrounded by a distinct coating layer, e.g. coated microspheres, coated drug crystals having two or more different coatings optionally including drug-containing subcoatings
- A61K9/5078—Microcapsules having a gas, liquid or semi-solid filling; Solid microparticles or pellets surrounded by a distinct coating layer, e.g. coated microspheres, coated drug crystals having two or more different coatings optionally including drug-containing subcoatings with drug-free core
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- A61K31/00—Medicinal preparations containing organic active ingredients
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- A61K31/435—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with one nitrogen as the only ring hetero atom
- A61K31/44—Non condensed pyridines; Hydrogenated derivatives thereof
- A61K31/445—Non condensed piperidines, e.g. piperocaine
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- A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
- A61K31/495—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with two or more nitrogen atoms as the only ring heteroatoms, e.g. piperazine or tetrazines
- A61K31/505—Pyrimidines; Hydrogenated pyrimidines, e.g. trimethoprim
- A61K31/517—Pyrimidines; Hydrogenated pyrimidines, e.g. trimethoprim ortho- or peri-condensed with carbocyclic ring systems, e.g. quinazoline, perimidine
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- A—HUMAN NECESSITIES
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Abstract
Description
Claims (17)
- 약리학적 활성성분을 함유한 약물 전달체에 있어서,결정성 핵물질(A);상기 결정성 핵물질(A) 외면에 형성되며, 에틸셀룰로오스(EC), 셀룰로오스아세테이트(CA), 폴리메틸메타크릴레이트공중합체, 폴리비닐아세테이트 및 아세테이트-폴리비닐피롤리돈의 공중합체로 이루어진 군에서 선택되는 1종 이상이며, 활성성분 층 조성물 전체 중량의 1 내지 45 중량%로 함유된 수불용성 고분자와 벤라팍신, 프라조신(prazosin), 독사조신 하이드로클로라이드(doxazosin HCl), 메틸페니데이트(methylphenidate), 베라파밀(verapamil), 옥시부티닌(oxybutynin chloride), 이즈라디핀(isradipine), 글리피자이드(glipizide), 수도에페드린(pseudoephedrine HCl), 알부테롤 설페이트(albuterol sulfate), 부프로피온(bupropion) 및 파록세틴(paroxetine)으로 이루어진 군에서 선택되는 1종인 약리학적 활성성분을 포함하는 활성성분 층(B); 및상기 활성성분 층(B) 외면에 형성되고, 서방성 막 형성물질을 포함하는 서방성 층(C); 으로 이루어진 서방형 약물 전달체.
- 제 1항에 있어서,상기 결정성 핵물질(A)은 과립상의 물질로 설탕 또는 설탕을 이용하여 제조된 과립에서 선택되는 것임을 특징으로 하는 서방형 약물 전달체.
- 제 2항에 있어서,상기 결정성 핵물질(A)은 입자크기가 300 내지 900㎛ 의 펠렛인 것을 특징으로 하는 서방형 약물 전달체.
- 삭제
- 제 1항에 있어서,상기 약리학적 활성성분은 활성성분 층 조성물 전체 중량의 15 내지 40 중량%로 함유된 것을 특징으로 하는 서방형 약물 전달체.
- 삭제
- 삭제
- 제 1항에 있어서,상기 활성성분 층(B)은 수용성 고분자를 더 포함하는 것을 특징으로 하는 서방형 약물 전달체.
- 제 8항에 있어서,상기 수용성 고분자는 히드록시프로필메틸셀룰로오스(HPMC), 히드록시프로필셀룰로오스(HPC), 프탈산히드록시프로필메틸셀룰로오스(HPMCP), 폴리프로필렌글리콜, 폴리에틸렌솔비탄에스터, 폴리에틸렌옥사이드, 폴리비닐피롤리돈, 폴리사카라이드 및 폴록사머로 이루어진 군에서 선택되는 1종 이상인 것을 특징으로 하는 서방형 약물 전달체.
- 제 1항에 있어서,상기 서방성 막 형성물질은 셀룰로오스 아세테이트, 폴리메틸메타크릴레이트 공중합체 및 폴리비닐아세테이트로 이루어진 군에서 선택되는 1종 이상인 것을 특징으로 하는 서방형 약물 전달체.
- 제 10항에 있어서,상기 서방성 막 형성물질은 서방형 약물 전달체 전체 중량의 1 내지 25 중량%로 함유되는 것을 특징으로 하는 서방형 약물 전달체.
- 제 1항에 있어서,상기 활성성분 층(B) 및 서방성 층(C)은 부형제, 붕해제, 활택제 및 가소제로 이루어진 군에서 선택되는 1종 이상의 첨가제를 더 함유하는 것을 특징으로 하는 서방형 약물 전달체.
- 제 12항에 있어서,상기 부형제는 유당 또는 옥수수 전분이며; 상기 활택제는 탈크, 마그네슘 스테아레이트, 마그네슘 실리케이트, 칼슘 스테아레이트, 글리세릴 베헤네이트, 폴 리에틸렌 글리콜, 미네랄 오일, 무수규산 및 스테아릭산으로 이루어진 군에서 선택되는 1종 이상인 것을 특징으로 하는 서방형 약물 전달체.
- 제 12항에 있어서,상기 가소제는 트리에틸 시트레이트, 디부틸 세바케이트, 디부틸 프탈레이트, 아세틸 트리에틸 시트레이트, 트리아세틴, 글리세롤, 프로필렌 글리콜 및 평균 분자량이 200 내지 8,500인 폴리에틸렌 글리콜로 이루어진 군에서 선택되는 1종 이상 인 것을 특징으로 하는 서방형 약물 전달체.
- 제 12항에 있어서,상기 가소제는 서방형 약물 전달체 전체 중량의 1 내지 10 중량%로 더 사용되는 것을 특징으로 하는 서방형 약물 전달체.
- 제 12항에 있어서,상기 활택제는 서방형 약물 전달체 전체 중량의 1 내지 20 중량%로 더 사용되는 것을 특징으로 하는 서방형 약물 전달체.
- 제 1항에 있어서,상기 활성성분 층(B) 및 서방성 층(C)은 유동층 코팅기를 사용하여 형성되는 것을 특징으로 하는 서방형 약물 전달체.
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KR1020060047682A KR100774613B1 (ko) | 2006-05-26 | 2006-05-26 | 수불용성 고분자로 이루어진 서방형 약물 전달체 |
US11/508,348 US20070275066A1 (en) | 2006-05-26 | 2006-08-23 | Sustained release drug delivery system composed of water insoluble polymer |
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KR1020060047682A KR100774613B1 (ko) | 2006-05-26 | 2006-05-26 | 수불용성 고분자로 이루어진 서방형 약물 전달체 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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KR20170025782A (ko) | 2015-08-31 | 2017-03-08 | 주식회사 티케이케미칼 | 나노다공성을 갖는 서방성 미분말과 그 제조방법 |
KR20220109588A (ko) | 2021-01-29 | 2022-08-05 | 백광현 | 친수성 또는 친유성 액상물질을 함유할 수 있는 서방성 고분자 스폰지 미분말 제조방법 및 응용방법 |
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KR101104901B1 (ko) * | 2008-05-23 | 2012-01-12 | 김영곤 | 능동 약물 방출형 서모 로드의 제조방법 및 이에 의해제조된 서모 로드 |
CN101987091B (zh) * | 2009-08-07 | 2015-04-15 | 北京天衡药物研究院 | 盐酸文拉法辛缓释微丸胶囊 |
CN105213350B (zh) * | 2015-11-11 | 2018-11-30 | 上海爱的发制药有限公司 | 盐酸奥昔布宁缓释胶囊及其制备方法 |
US12303604B1 (en) | 2024-10-16 | 2025-05-20 | Currax Pharmaceuticals Llc | Pharmaceutical formulations comprising naltrexone and/or bupropion |
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KR19980085592A (ko) * | 1997-05-29 | 1998-12-05 | 유충식 | 이중제어방출막 구조의 경구 서방성 제제 및 그 제조방법 |
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US20030215507A1 (en) * | 1996-03-25 | 2003-11-20 | Wyeth | Extended release formulation |
US6572890B2 (en) * | 2000-01-13 | 2003-06-03 | Osmotica Corp. | Osmotic device containing venlafaxine and an anti-psychotic agent |
US6946146B2 (en) * | 2001-04-18 | 2005-09-20 | Nostrum Pharmaceuticals Inc. | Coating for a sustained release pharmaceutical composition |
US6913768B2 (en) * | 2002-09-24 | 2005-07-05 | Shire Laboratories, Inc. | Sustained release delivery of amphetamine salts |
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- 2006-05-26 KR KR1020060047682A patent/KR100774613B1/ko not_active Expired - Fee Related
- 2006-08-23 US US11/508,348 patent/US20070275066A1/en not_active Abandoned
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KR19980085592A (ko) * | 1997-05-29 | 1998-12-05 | 유충식 | 이중제어방출막 구조의 경구 서방성 제제 및 그 제조방법 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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KR20170025782A (ko) | 2015-08-31 | 2017-03-08 | 주식회사 티케이케미칼 | 나노다공성을 갖는 서방성 미분말과 그 제조방법 |
KR20220109588A (ko) | 2021-01-29 | 2022-08-05 | 백광현 | 친수성 또는 친유성 액상물질을 함유할 수 있는 서방성 고분자 스폰지 미분말 제조방법 및 응용방법 |
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