KR102738624B1 - 아토르바스타틴 및 이의 염을 포함하는 서방형 마이크로 입자의 제조 방법 및 이의 제조 방법에 의해 제조된 서방형 마이크로 입자 - Google Patents
아토르바스타틴 및 이의 염을 포함하는 서방형 마이크로 입자의 제조 방법 및 이의 제조 방법에 의해 제조된 서방형 마이크로 입자 Download PDFInfo
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- KR102738624B1 KR102738624B1 KR1020240001526A KR20240001526A KR102738624B1 KR 102738624 B1 KR102738624 B1 KR 102738624B1 KR 1020240001526 A KR1020240001526 A KR 1020240001526A KR 20240001526 A KR20240001526 A KR 20240001526A KR 102738624 B1 KR102738624 B1 KR 102738624B1
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- atorvastatin
- organic solvent
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- emulsion
- sustained
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- 229920002492 poly(sulfone) Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 239000011112 polyethylene naphthalate Substances 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
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- 229920001155 polypropylene Polymers 0.000 description 1
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- 235000019422 polyvinyl alcohol Nutrition 0.000 description 1
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- 229920000036 polyvinylpyrrolidone Polymers 0.000 description 1
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- 235000019333 sodium laurylsulphate Nutrition 0.000 description 1
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- 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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- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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Abstract
또한, 상술한 제조 방법에 의해 제조된 아토르바스타틴을 포함하는 서방형 마이크로 입자로, 1회 투여로 1개월 또는 2개월 동안 지속적으로 아토르바스타틴을 방출하여 복용 편의성을 높일 수 있다.
Description
도 2는 본 발명의 일 실시예에 따른 공용매의 종류에 따른 포화 용해도 결과이다.
구분 | 구분 (주성분%) | 주성분 (g) |
고분자(g) | 유기용매 | 공용매 | |||||
실시예 1 | 1:1(50%) | 0.50 | PLGA7502 | 0.50 | DCM | P.C 15% | 3.33g | 2%(w/w) | MeOH | 0.13g |
실시예 2 | 1:3(25%) | 0.50 | PLGA7502 | 1.50 | DCM | P.C 15% | 10.00g | 2%(w/w) | MeOH | 0.20g |
실시예 3 | 1:6(14.3%) | 0.50 | PLGA7502 | 3.00 | DCM | P.C 15% | 20.00g | 2%(w/w) | MeOH | 0.40g |
실시예 4 | 1:3(25%) | 0.50 | PLGA5002 | 1.50 | DCM | P.C 15% | 10.00g | 2%(w/w) | MeOH | 0.20g |
실시예 5 | 1:3(25%) | 0.50 | PLA02 | 1.50 | DCM | P.C 15% | 10.00g | 2%(w/w) | MeOH | 0.20g |
실시예 6 | 1:3(25%) | 0.50 | PLGA7502+PLA02 | 1.50 | DCM | P.C 15% | 10.00g | 2%(w/w) | MeOH | 0.20g |
실시예 7 | 1:3(25%) | 0.50 | PLGA7502 | 1.50 | E.A | P.C 15% | 10.00g | 2%(w/w) | MeOH | 0.20g |
실시예 8 | 1:3(25%) | 0.50 | PLGA7502 | 1.50 | DCM | P.C 10% | 15.00g | 2%(w/w) | MeOH | 0.30g |
실시예 9 | 1:3(25%) | 0.50 | PLGA7502 | 1.50 | DCM | P.C 20% | 7.50g | 2%(w/w) | MeOH | 0.15g |
실시예 10 | 1:3(25%) | 0.50 | PLGA7502 | 1.50 | DCM | P.C 15% | 10.00g | 2%(w/w) | Benzyl alcohol | 0.20g |
실시예 11 | 1:3(25%) | 0.50 | PLGA7502 | 1.50 | DCM | P.C 15% | 10.00g | 2%(w/w) | n-Propyl alcohol | 0.20g |
실시예 12 | 1:3(25%) | 0.50 | PLGA7502 | 1.50 | DCM | P.C 15% | 10.00g | 10%(w/w) | MeOH | 1.00g |
실시예 13 | 1:3(25%) | 0.50 | PLGA7502 | 1.50 | DCM | P.C 15% | 10.00g | 5%(w/w) | MeOH | 0.50g |
비교예 | 1:3(25%) | 0.50 | PLGA7502 | 1.50 | DCM | P.C 15% | 10.00g | - |
Sample | Area(mAU) | Conc(mg/mL) | 검체무게(mg) |
STD_10% | 8.3216 | 0.0102 | 5.10 |
STD_30% | 25.0531 | 0.0310 | 6.20 |
STD_60% | 51.2161 | 0.0620 | 6.20 |
STD_100% | 82.8740 | 0.1020 | 10.20 |
STD_120% | 97.4915 | 0.1200 | 12.00 |
Sample | Area(mAU) | Conc/100(mg/mL) | Conc(mg/mL) | 검체무게(mg) |
Methanol | 361.3900 | 0.4446 | 44.4626 | 99.60 |
Ethanol | 381.3883 | 0.4692 | 46.9241 | 100.80 |
n-Propyl alcohol | 355.5684 | 0.4375 | 43.7461 | 101.50 |
n-Butanol | 277.6464 | 0.3416 | 34.1552 | 98.80 |
Hexyl alcohol | 69.1958 | 0.0850 | 8.4985 | 99.00 |
Isobutyl alcohol | 38.7130 | 0.0475 | 4.7466 | 99.10 |
1-Pentanol (n-Amyl alcohol) |
118.8782 | 0.1461 | 14.6135 | 101.00 |
Isopropyl alcohol | 5.7281 | 0.0069 | 0.6867 | 100.20 |
Benzyl alcohol | 424.4608 | 0.5223 | 52.2256 | 99.90 |
Dichloromethan | 301.4675 | 0.3709 | 37.0872 | 100.50 |
Ethyl acetate | 203.6041 | 0.2504 | 25.0419 | 100.30 |
구분 | 구분 (주성분%) |
주성분 (g) |
고분자(g) | 유기용매 | 공용매 | 수상으로 유출된 활성성분의 양(%) | |||||
실험예 2-1 | 1:3 (25%) |
0.10 | PLGA7502 | 0.30 | DCM | P.C 15% | 2.0g | 0.5% (w/w) |
MeOH | 0.01g | 주성분 완전 용해 안됨 |
실험예 2-2 | 1:3(25%) | 0.10 | PLGA7502 | 0.30 | DCM | P.C 15% | 2.0g | 1% (w/w) |
MeOH | 0.02g | 0.04 |
실험예 2-3 | 1:3(25%) | 0.10 | PLGA7502 | 0.30 | DCM | P.C 15% | 2.0g | 5% (w/w) |
MeOH | 0.10g | 0.07 |
실험예 2-4 | 1:3(25%) | 0.10 | PLGA7502 | 0.30 | DCM | P.C 15% | 2.0g | 10% (w/w) |
MeOH | 0.20g | 0.05 |
실험예 2-5 | 1:3(25%) | 0.10 | PLGA7502 | 0.30 | DCM | P.C 15% | 2.0g | 15% (w/w) |
MeOH | 0.30g | 3.32 |
실험예 2-6 | 1:3(25%) | 0.10 | PLGA7502 | 0.30 | E.A | P.C 15% | 2.0g | 0.5% (w/w) |
MeOH | 0.02g | 주성분 완전 용해 안됨 |
실험예 2-7 | 1:3(25%) | 0.10 | PLGA7502 | 0.30 | E.A | P.C 15% | 2.0g | 10% (w/w) |
MeOH | 0.20g | 0.09 |
실시예 | API:P | Polymer Type | 유기용매 | P.C | 공용매 (유기용매 대비 사용량) |
봉입률(%) | |
실시예 1 | 1:1 | PLGA 75:25 | DCM | 15% | MeOH | 2%(w/w) | 90.9 |
실시예 2 | 1:3 | PLGA 75:25 | DCM | 15% | MeOH | 2%(w/w) | 97.7 |
실시예 3 | 1:6 | PLGA 75:25 | DCM | 15% | MeOH | 2%(w/w) | 92.1 |
실시예 4 | 1:3 | PLGA 50:50 | DCM | 15% | MeOH | 2%(w/w) | 95.3 |
실시예 5 | 1:3 | PLA 100 | DCM | 15% | MeOH | 2%(w/w) | 92.4 |
실시예 6 | 1:3 | PLGA 75:25(1) + PLA 100(1) | DCM | 15% | MeOH | 2%(w/w) | 94.7 |
실시예 7 | 1:3 | PLGA 75:25 | E.A | 15% | MeOH | 2%(w/w) | 90.8 |
실시예 8 | 1:3 | PLGA 75:25 | DCM | 10% | MeOH | 2%(w/w) | 91.7 |
실시예 9 | 1:3 | PLGA 75:25 | DCM | 20% | MeOH | 2%(w/w) | 98.4 |
실시예 10 | 1:3 | PLGA 75:25 | DCM | 15% | Benzyl alcohol | 2%(w/w) | 95.8 |
실시예 11 | 1:3 | PLGA 75:25 | DCM | 15% | n-Propyl alcohol | 2%(w/w) | 94.1 |
실시예 12 | 1:3 | PLGA 75:25 | DCM | 15% | MeOH | 10%(w/w) | 90.1 |
실시예 13 | 1:3 | PLGA 75:25 | DCM | 15% | MeOH | 5%(w/w) | 94.1 |
비교예 | 1:3 | PLGA 75:25 | DCM | 15% | 사용안함 | 31.0 |
Claims (12)
- 아토르바스타틴 및 생분해성 고분자를 유기 용매에 용해하여 유상 용액을 제조하는 단계;
계면활성제를 포함하는 수상 용액을 제조하는 단계;
상기 유상 용액 및 수상 용액을 이용하여 아토르바스타틴을 포함하는 에멀젼을 제조하는 단계; 및
상기 아토르바스타틴을 포함하는 에멀젼을 수득하고, 상기 에멀젼에 잔류하는 유기 용매를 제거하고 마이크로 입자로 제조하는 단계를 포함하며,
상기 아토르바스타틴은 공용매에 우선 용해하고, 공용매에 용해한 아토르바스타틴 및 생분해성 고분자를 유기 용매에 용해하며,
상기 공용매는 메틸알코올(methyl alcohol), 에틸알코올(ethyl alcohol), 프로필알코올(n-propyl alcohol), 벤질알코올(Benzyl alcohol) 및 이들의 혼합으로 이루어진 군에서 선택되며,
상기 유기 용매는 에틸아세테이트, 클로로포름, 클로로에탄, 디클로로에탄, 디클로로메탄, 트리클로로에탄 및 이들의 혼합으로 이루어진 군으로부터 선택되며,
상기 공용매는 유기 용매 100 중량부에 대하여 1.0 중량부 내지 10.0 중량부로 포함되며,
상기 생분해성 고분자는 폴리락트산, 폴리락타이드, 폴리락틱-코-글리콜산, 폴리락타이드-코-글리콜라이드(PLGA) 및 이들의 혼합으로 이루어진 군에서 선택되며,
상기 계면활성제는 폴리비닐알코올이며,
상기 에멀젼은 아토르바스타틴 및 생분해성 고분자를 1:1 내지 1:6의 중량비로 포함하는
아토르바스타틴 또는 이의 염을 포함하는 서방형 마이크로 입자의 제조 방법. - 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 제1항에 있어서,
상기 생분해성 고분자는 유기 용매의 전체 중량 대비 8 중량% 내지 20 중량%로 포함하는
아토르바스타틴 또는 이의 염을 포함하는 서방형 마이크로 입자의 제조 방법. - 삭제
- 삭제
- 삭제
- 제1항에 있어서,
상기 아토르바스타틴을 포함하는 에멀젼은 미세유체법에 의해 제조하는
아토르바스타틴 또는 이의 염을 포함하는 서방형 마이크로 입자의 제조 방법. - 제1항에 따른 제조 방법에 의해 제조된
아토르바스타틴 또는 이의 염을 포함하는 서방형 마이크로 입자.
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