KR100752000B1 - 다공성 약물 매트릭스의 제조방법 - Google Patents
다공성 약물 매트릭스의 제조방법 Download PDFInfo
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- KR100752000B1 KR100752000B1 KR1020017015052A KR20017015052A KR100752000B1 KR 100752000 B1 KR100752000 B1 KR 100752000B1 KR 1020017015052 A KR1020017015052 A KR 1020017015052A KR 20017015052 A KR20017015052 A KR 20017015052A KR 100752000 B1 KR100752000 B1 KR 100752000B1
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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
- A61K9/14—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
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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
- A61K9/14—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
- A61K9/1635—Organic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyvinyl pyrrolidone, poly(meth)acrylates
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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
- A61K9/14—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
- A61K9/1617—Organic compounds, e.g. phospholipids, fats
- A61K9/1623—Sugars or sugar alcohols, e.g. lactose; Derivatives thereof; Homeopathic globules
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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
- A61K9/14—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
- A61K9/1682—Processes
- A61K9/1688—Processes resulting in pure drug agglomerate optionally containing up to 5% of excipient
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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
- A61K9/14—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
- A61K9/1682—Processes
- A61K9/1694—Processes resulting in granules or microspheres of the matrix type containing more than 5% of excipient
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Abstract
Description
(i) 친수성 중합체
(ii) 당(Sugars)
(iii) 습윤제(Wetting Agents)
III. 미세공 형성제(Pore Forming Agent)
2. 고체 미세공 형성제(Solid Pore Forming Agent)
바람직한 실시예에서, 상기 고체 미세공 형성제는 휘발성 염(salt)으로서, 예를 들어, 휘발성 산과 휘발성 염기의 염을 들 수 있다. 휘발성 염은 가해진 열 및/또는 진공을 이용하여 고체나 액체에서 기체상태로 변화할 수 있는 물질이다. 휘발성 염기의 예로는 암모니아, 메틸아민(methylamine), 에틸아민(ethylamine), 디메틸아민(dimethylamine), 디에틸아민(diethylamine), 메틸에틸아민(methylethylamine), 트리메틸아민(trimethylamine), 트리에틸아민(triethylamine) 및 피리딘(pyridine)을 들 수 있다. 휘발성 산의 예로는 탄산(carbonic acid), 염산(hydrochloric acid), 브롬화수소산(hydrobromic acid), 요오드화수소산(hydroiodic acid), 포름산(formic acid), 아세트산(acetic acid), 프로피온산(propionic acid), 부티르산(butyric acid), 및 벤조산(benzoic acid)을 들 수 있다. 바람직한 휘발성 염으로는 탄화수소 암모늄(ammonium bicarbonate), 초산암모늄(ammonium acetate), 염화암모늄(ammonium chloride), 안식향산암모늄(ammonium benzoate) 및 그 혼합물을 들 수 있다.
유제 안정화(Emulsion Stabilization)
다른 유화제로는 천연 및 합성 담즙염 혹은 담즙산(아미노산이 접합되거나 접합되지 않을 수 있음), 예를 들어 타우로데옥시콜레이트(taurodeoxycholate) 및 콜린산(cholic acid)이 있다.
대안으로, 상기 약물 매트릭스는 표준기술을 사용하여 경구 투여용 정제 또는 캡슐 형태로, 직장 좌약의 형태로, 폐 투여용 건조분말 흡입제 형태로, 혹은 국소 투여용 크림 혹은 연고 형태로 제조될 수 있다. 이 표준기술들은 Ansel 등의 "Pharmaceutical Dosage Forms and Drug Delivery Systems," 6th Ed.,(Williams & Wilkins 1995)에 기술되어 있다.
다음과 같은 재료 및 장비가 실시예들에서 사용되었다. PEG 3350, PEG 8000, 폴리비닐피롤리돈(polyvinylpyrrolidone) K-15, 니페디핀(nifedipine), 나프록센(naproxen), 프레드니손(prednisone), SPANTM 40, 레시틴, TWEENTH 80, PLURONICTH F127, 암모늄 클로라이드, 암모늄 바이카보네이트, 및 암모늄 아세테이트는 Spectrum Chemicals社(Gardena, CA)로부터 입수하였다. 그리세오풀빈 (Griseofulvin)은 Aldrich Chemicals社(Milwaukee, WI)로부터 입수하였다. 파클리탁셀은 Hauser社(Boulder, CO)로부터 입수하였다. 1,2-디미리스토일 -sn-글리세로 -3-포스포에탄올아민-N-[폴리(에틸렌 글리콜)-5000](PEG 5000 PE) 및 1,2-디미리스토일-sn-글리세로-3-포스포에탄올아민-N-[폴리(에틸렌 글리콜)-2000](PEG 2000 PE)는 Avanti Polar Lipids Inc.社(Alabaster, AL)로부터 입수하였다. 메틸렌 클로라이드는 EM Science社(Gibbstown, NJ)로부터 입수하였다. 모든 유제들(emulsions)은 Virtis IQ2 균질기(homogenizer)(Virtis, Gardiner, NY)를 이용하여 제조하였다. 제형들은 공기 분무 노즐을 이용하는 벤치탑(benchtop) 스프레이식 건조기에서 스프레이 건조되었다.
분석 방법
<표1>
| 물 질 | 밀도(g/mL) |
| 프레드니손 벌크 | 0.68 |
| 실시예 1 | 0.48 |
| 실시예 2 | 0.55 |
| 실시예 3 | 0.51 |
| 실시예 4 | 0.49 |
| 그리세오풀빈 벌크 | 0.80 |
| 실시예 5 | 0.55 |
| 니페디핀 벌크 | 1.01 |
| 실시예 6 | 0.56 |
| 나프록센 벌크 | 0.69 |
| 실시예 7 | 0.58 |
| 물질 | 순도(%) |
| 프레드니손 분말 | 100 |
| 실시예1 | 99.8 |
| 실시예2 | 99.8 |
| 실시예3 | 99.8 |
| 실시예4 | 99.8 |
| 그리세오풀빈 벌크 | 95.7 |
| 실시예5 | 95.7 |
| 니페디핀 벌크 | 100 |
| 실시예6 | 100 |
| 실시예9 | 100 |
| 실시예10 | 100 |
| 나프록센벌크 | 100 |
| 실시예7 | 100 |
| 파클리탁셀 벌크 | 100 |
| 실시예8 | 100 |
분석방법
<표3> 입자크기 및 표면적 분석
| 물 질 | 크기(미크론) | 표면적 (마이크로입자들의㎡/mL) |
| 프레드니손 벌크 | 2.07 | 1.43 |
| 실시예 1 | 1.58 | 1.66 |
| 실시예 2 | 1.39 | 2.53 |
| 실시예 3 | 1.39 | 3.02 |
| 실시예 4 | 1.24 | 3.36 |
| 그리세오풀빈 벌크 | 2.42 | 0.88 |
| 실시예 5 | 2.16 | 1.28 |
| 니페디핀 벌크 | 2.64 | 0.57 |
| 실시예 6 | 1.78 | 1.98 |
| 나프록센 벌크 | 2.89 | 0.66 |
| 실시예 7 | 1.34 | 2.79 |
| 매트릭스 (실시예 No.) | 표면적 (㎡/g 매트릭스) |
| 습윤제를 함유한 니페디핀(15A) | 0.40 |
| 습윤제와 암모늄 바이카보네이트를 함유한 니페디핀(15B) | 1.4 |
| 습윤제를 함유한 그리세오풀빈(16A) | 0.41 |
| 습윤제와 암모늄 바이카보네이트를 함유한 그리세오풀빈(16B) | 0.95 |
메틸렌 클로라이드 200mL에 그리세오풀빈 16.2g을 용해하여 8.1%의 그리세오풀빈 용액을 제조하였다. 이 용액을 20mL/min의 용액 유동율, 80kg/hr의 건조가스속도, 13℃의 출구온도의 공정조건을 사용하여 벤치탑 스프레이 건조기에서 스프레이 건조하였다.
Claims (32)
- (a) 약물을 유기 휘발성 용매(organic volatile solvent)에 용해시켜 약물용액을 형성시키는 단계와,(b) 상기 약물용액을 적어도 하나의 미세공 형성제와 혼합시켜 유제(emulsion), 현탁액(suspension) 또는 용액(solution)을 형성시키는 단계와,(c) 상기 (b)단계에 의해 얻어진 유제(emulsion), 현탁액(suspension) 또는 용액(solution)에 적어도 하나의 습윤제(wetting agent)를 혼합시키는 단계와,(d) 상기 얻어진 유제(emulsion), 현탁액(suspension) 또는 용액(solution)으로부터 상기 휘발성 용매 및 상기 미세공 형성제를 제거하는 단계를 포함하는 다공성 약물 매트릭스의 제조방법.
- 제 1 항에 있어서,상기 약물은 저 수용성(low aqueous solubility)인 것을 특징으로 하는 다공성 약물 매트릭스의 제조방법.
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- 제 1 항에 있어서,상기 (d)단계는 스프레이식 건조, 증발, 유동층 건조, 동결건조, 진공식 건조, 또는 이들의 조합으로부터 선택되는 공정을 이용하여 실행되는 것을 특징으로 하는 다공성 약물 매트릭스의 제조방법.
- 제 1 항에 있어서,상기 약물용액 또는 상기 미세공 형성제는 친수성 중합체들, 당(sugars), 페길화된 첨가제들(pegylated excipients) 및 토니시티 작용제들(tonicity agents)로 이루어진 군으로부터 선택되는 첨가제를 더 포함하는 것을 특징으로 하는 다공성 약물 매트릭스의 제조방법.
- 제 1 항에 있어서,상기 미세공 형성제는 휘발성 염(salt)인 것을 특징으로 하는 다공성 약물 매트릭스의 제조방법.
- 제 6 항에 있어서,상기 휘발성 염은 암모늄 바이카보네이트, 암모늄 아세테이트, 암모늄 클로라이드, 암모늄 벤조에이트 및 이들의 혼합물로 이루어진 군으로부터 선택되는 것을 특징으로 하는 다공성 약물 매트릭스의 제조방법.
- 제 1 항에 있어서,상기 제조방법은 습윤제 및 약물의 마이크로입자들로부터 형성되는 다공성 매트릭스를 제조하는 것으로, 상기 마이크로입자들은 0.01 내지 5㎛의 평균직경과 0.5㎡/mL 이상의 총표면적을 가지며, 상기 다공성 매트릭스는 건조된 분말 형태인 것을 특징으로 하는 다공성 약물 매트릭스의 제조방법.
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Applications Claiming Priority (8)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US13632399P | 1999-05-27 | 1999-05-27 | |
| US60/136,323 | 1999-05-27 | ||
| US15865999P | 1999-10-08 | 1999-10-08 | |
| US60/158,659 | 1999-10-08 | ||
| US09/433,486 | 1999-11-04 | ||
| US09/433,486 US6395300B1 (en) | 1999-05-27 | 1999-11-04 | Porous drug matrices and methods of manufacture thereof |
| US18631000P | 2000-03-02 | 2000-03-02 | |
| US60/186,310 | 2000-03-02 |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020077012286A Division KR100883477B1 (ko) | 1999-05-27 | 2000-05-25 | 다공성 약물 매트릭스의 약제 조성물 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20020011992A KR20020011992A (ko) | 2002-02-09 |
| KR100752000B1 true KR100752000B1 (ko) | 2007-08-28 |
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Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020077012286A Expired - Fee Related KR100883477B1 (ko) | 1999-05-27 | 2000-05-25 | 다공성 약물 매트릭스의 약제 조성물 |
| KR1020017015052A Expired - Fee Related KR100752000B1 (ko) | 1999-05-27 | 2000-05-25 | 다공성 약물 매트릭스의 제조방법 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020077012286A Expired - Fee Related KR100883477B1 (ko) | 1999-05-27 | 2000-05-25 | 다공성 약물 매트릭스의 약제 조성물 |
Country Status (18)
| Country | Link |
|---|---|
| EP (1) | EP1180020B2 (ko) |
| JP (1) | JP4722295B2 (ko) |
| KR (2) | KR100883477B1 (ko) |
| CN (1) | CN1240373C (ko) |
| AT (1) | ATE312601T1 (ko) |
| AU (1) | AU768022B2 (ko) |
| BR (1) | BR0010984A (ko) |
| CA (1) | CA2371836C (ko) |
| DE (1) | DE60024811T3 (ko) |
| DK (1) | DK1180020T4 (ko) |
| ES (1) | ES2250141T5 (ko) |
| HK (1) | HK1048956B (ko) |
| IL (2) | IL146659A0 (ko) |
| MX (1) | MXPA01012106A (ko) |
| NO (1) | NO323761B1 (ko) |
| NZ (1) | NZ516083A (ko) |
| TW (1) | TWI274589B (ko) |
| WO (1) | WO2000072827A2 (ko) |
Families Citing this family (87)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6342533B1 (en) | 1998-12-01 | 2002-01-29 | Sepracor, Inc. | Derivatives of (−)-venlafaxine and methods of preparing and using the same |
| PL350924A1 (en) | 1999-04-06 | 2003-02-10 | Sepracor Inc | Derivatives of venlafaxine and methods of preparing and using the same |
| US8771740B2 (en) * | 1999-12-20 | 2014-07-08 | Nicholas J. Kerkhof | Process for producing nanoparticles by spray drying |
| MY120279A (en) * | 2000-05-26 | 2005-09-30 | Pharmacia Corp | Use of a celecoxib composition for fast pain relief |
| US6589557B2 (en) * | 2000-06-15 | 2003-07-08 | Acusphere, Inc. | Porous celecoxib matrices and methods of manufacture thereof |
| US6613308B2 (en) * | 2000-09-19 | 2003-09-02 | Advanced Inhalation Research, Inc. | Pulmonary delivery in treating disorders of the central nervous system |
| US6514482B1 (en) | 2000-09-19 | 2003-02-04 | Advanced Inhalation Research, Inc. | Pulmonary delivery in treating disorders of the central nervous system |
| DE10059020A1 (de) * | 2000-11-28 | 2002-05-29 | Gruenenthal Gmbh | Parenteral applizierbare Darreichungsformen |
| KR100743404B1 (ko) | 2000-12-21 | 2007-07-30 | 넥타르 테라퓨틱스 | 폴리엔 항균제의 폐 전달 |
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