KR20060096242A - 리팍시민의 신규의 다형체, 그의 제조방법, 및 그의의약품으로서의 용도 - Google Patents
리팍시민의 신규의 다형체, 그의 제조방법, 및 그의의약품으로서의 용도 Download PDFInfo
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- 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
- A61K31/435—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
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- C07D491/00—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00
- C07D491/22—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00 in which the condensed system contains four or more hetero rings
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- C07D498/22—Heterocyclic compounds containing in the condensed system at least one hetero ring having nitrogen and oxygen atoms as the only ring hetero atoms in which the condensed system contains four or more hetero rings
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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- 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
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- 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
- A61K31/435—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
- A61K31/4353—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 ortho- or peri-condensed with heterocyclic ring systems
- A61K31/437—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 ortho- or peri-condensed with heterocyclic ring systems the heterocyclic ring system containing a five-membered ring having nitrogen as a ring hetero atom, e.g. indolizine, beta-carboline
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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
- A61K9/0012—Galenical forms characterised by the site of application
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- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P31/00—Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P31/00—Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
- A61P31/04—Antibacterial agents
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- C07D499/00—Heterocyclic compounds containing 4-thia-1-azabicyclo [3.2.0] heptane ring systems, i.e. compounds containing a ring system of the formula:, e.g. penicillins, penems; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring
- C07D499/21—Heterocyclic compounds containing 4-thia-1-azabicyclo [3.2.0] heptane ring systems, i.e. compounds containing a ring system of the formula:, e.g. penicillins, penems; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring with a nitrogen atom directly attached in position 6 and a carbon atom having three bonds to hetero atoms with at the most one bond to halogen, e.g. an ester or nitrile radical, directly attached in position 2
- C07D499/44—Compounds with an amino radical acylated by carboxylic acids, attached in position 6
- C07D499/48—Compounds with an amino radical acylated by carboxylic acids, attached in position 6 with a carbon chain, substituted by hetero atoms or by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, attached to the carboxamido radical
- C07D499/58—Compounds with an amino radical acylated by carboxylic acids, attached in position 6 with a carbon chain, substituted by hetero atoms or by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, attached to the carboxamido radical substituted in alpha-position to the carboxamido radical
- C07D499/64—Compounds with an amino radical acylated by carboxylic acids, attached in position 6 with a carbon chain, substituted by hetero atoms or by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, attached to the carboxamido radical substituted in alpha-position to the carboxamido radical by nitrogen atoms
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- C—CHEMISTRY; METALLURGY
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- C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
- C07B2200/00—Indexing scheme relating to specific properties of organic compounds
- C07B2200/13—Crystalline forms, e.g. polymorphs
Abstract
Description
Cmax ng/ml | Tmax h | AUC0-24 ng·h/ml | |
평균 | 평균 | 평균 | |
다형체 δ | 308.31 | 2 | 801 |
다형체 ε | 6.86 | 4 | 42 |
Cmax ng/ml | Tmax h | AUC0-24 ng·h/ml | |
평균 | 평균 | 평균 | |
다형체 δ | 308.31 | 2 | 801 |
다형체 ε | 6.86 | 4 | 42 |
Claims (11)
- 항균성 리팍시민의 다형체인 리팍시민 δ로서,2.5 % (w/w) 내지 6 % (w/w), 바람직하게는 3.0 % 내지 4.5 % 의 수분 함량 및 5.7°±0.2, 6.7°±0.2, 7.1°±0.2, 8.0°±0.2, 8.7°±0.2, 10.4°±0.2, 10.8°±0.2, 11.3°±0.2, 12.1°±0.2, 17.0°±0.2, 17.3°±0.2, 17.5°±0.2, 18.5°±0.2, 18.8°±0.2, 19.1°±0.2, 21.0°±0.2, 21.5°±0.2의 회절각도 2θ 값에서 피크를 나타내는 분말 X-선 회절패턴(powder X-ray diffractogram)을 특징으로 하는 리팍시민 δ.
- 항균성 리팍시민의 다형체인 리팍시민 ε으로서,4.5 % (w/w) 보다 낮은 수분 함량을 가지며, 7.0°±0.2, 7.3°±0.2, 8.2°±0.2, 8.7°±0.2, 10.3°±0.2, 11.1°±0.2, 11.7°±0.2, 12.4°±0.2, 14.5°±0.2, 16.3°±0.2, 17.2°±0.2, 18.0°±0.2, 19.4°±0.2의 회절각도 2θ 값에서 피크를 나타내는 분말 X-선 회절패턴(powder X-ray diffractogram)을 특징으로 하는 리팍시민 ε.
- 1:1 내지 2:1의 부피비의 물 및 에틸 알콜의 용매 혼합물 중에서, 2 내지 8 시간 동안, 40℃ 내지 60℃의 온도에서, 1 몰당량의 리파마이신 O를 과량의, 바람직하게는 2.0 내지 3.5 몰당량의, 2-아미노-4-메틸피리딘과 반응시키는 단계;상기 반응 혼합물을 물, 에틸 알콜 및 진한 수성(aqueous) 염산의 혼합물 중의 아스코르빈 산 용액으로 실온에서 처리하고, 진한 염산 수용액으로 상기 반응 혼합물의 pH를 pH2.0으로 조절하고, 상기 현탁액을 여과하고, 얻어진 고체를 상기 반응에 사용된 동일한 물/에틸 알콜 혼합물로 세척하는 단계;얻어진 조 리팍시민(raw rifaximin)을 45℃ 내지 65℃의 온도에서 에틸 알콜에 용해시켜 정제하고, 바람직하게는 상기 용해를 위해 사용된 에틸 알콜의 중량에 대하여 15% 내지 70% 중량의 물을 가하여 침전시키는 단계;4 내지 36 시간 동안 교반하면서 상기 현탁액의 온도를 50℃ 내지 0℃로 낮추는 단계;상기 현탁액을 여과하고, 얻어진 고체를 물로 세척하고, 진공 또는 통상의 압력조건에서, 건조제(drying agent)를 사용하거나 사용하지 않고, 실온 내지 105℃의 온도에서, 2 내지 72 시간 동안, 상기 고체를 건조하는 단계를 포함하는 리팍시민 δ 및 ε의 제조방법.
- 제3항에 있어서, 조 리팍시민의 에탄올 용액에 물을 가한 후, 온도를 28℃ 내지 32℃로 낮추어 결정화를 유발시키는 단계; 얻어진 현탁액을 40℃ 내지 50℃의 온도에서 6 내지 24 시간 동안 교반한 다음, 15분 내지 1시간 동안 0℃로 냉각하고, 여과한 후, 얻어진 고체를 수분 함량이 2.5 % (w/w) 내지 6 % (w/w), 바람직하게는 3.0 % 내지 4.5 % 가 될 때까지 건조하는 단계를 포함하는 리팍시민 δ의 제조방법.
- 제3항에 있어서, 진공 또는 대기압 하에서, 실온 또는 고온에서, 건조제의 존재 또는 비존재 하에서, 리팍시민 δ를 건조(단, 상기 건조는 ε 형태가 얻어지기에 충분한 시간 동안 지속시킨다)하는 단계를 포함하는 리팍시민 ε의 제조방법.
- 부형제, 결합제, 활택제, 붕해제, 착색제, 향료, 및 감미제와 같은 통상의 첨가제를 포함하는 경구용 의약 제제로서, 항균활성을 갖는 의약 제제를 제조하기 위한 리팍시민 δ의 용도.
- 부형제, 결합제, 활택제, 붕해제, 착색제, 향료, 및 감미제와 같은 통상의 첨가제를 포함하는 경구용 의약 제제로서, 항균활성을 갖는 의약 제제를 제조하기 위한 리팍시민 ε의 용도.
- 제6항 또는 제7항 중 어느 한 항에 있어서, 상기 경구용 제제가 코팅정 및 비-코팅정, 경질 및 연질 젤라틴 캅셀, 당-코팅된 환제, 로젠지(lozenges), 웨이퍼(wafers), 펠렛 및 사시에(sachets) 중의 산제로부터 선택되는 것을 특징으로 하는 용도.
- 국소용 의약 제제로서, 항균활성을 갖는 의약 제제를 제조하기 위한 리팍시민 δ의 용도.
- 국소용 의약 제제로서, 항균활성을 갖는 의약 제제를 제조하기 위한 리팍시민 ε의 용도.
- 제9항 또는 제10항에 있어서, 상기 국소용 제제가 연고제, 포마드(pomades), 크림제, 겔제, 및 로오숀제로부터 선택되는 것을 특징으로 하는 용도.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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EP05004695.2 | 2005-03-03 | ||
EP05004695.2A EP1698630B1 (en) | 2005-03-03 | 2005-03-03 | New polymorphous forms of rifaximin, processes for their production and use thereof in the medicinal preparations |
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KR20060096242A true KR20060096242A (ko) | 2006-09-11 |
KR100885755B1 KR100885755B1 (ko) | 2009-02-26 |
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KR1020050068982A KR100885755B1 (ko) | 2005-03-03 | 2005-07-28 | 리팍시민의 신규의 다형체, 그의 제조방법, 및 그의의약품으로서의 용도 |
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US (9) | US8193196B2 (ko) |
EP (1) | EP1698630B1 (ko) |
JP (2) | JP5737825B2 (ko) |
KR (1) | KR100885755B1 (ko) |
CN (1) | CN1900077B (ko) |
AU (1) | AU2006222312B8 (ko) |
BR (1) | BRPI0608073A8 (ko) |
CA (1) | CA2594789C (ko) |
DK (1) | DK1698630T3 (ko) |
ES (1) | ES2522895T3 (ko) |
HK (1) | HK1096396A1 (ko) |
HR (1) | HRP20070433B1 (ko) |
IL (1) | IL184694A0 (ko) |
MA (1) | MA29345B1 (ko) |
MD (1) | MD4081G2 (ko) |
ME (1) | ME00272B (ko) |
MX (1) | MX2007010742A (ko) |
NO (1) | NO342197B1 (ko) |
NZ (1) | NZ556737A (ko) |
PL (1) | PL1698630T3 (ko) |
PT (1) | PT1698630E (ko) |
RS (1) | RS54570B1 (ko) |
RU (1) | RU2397985C2 (ko) |
SI (1) | SI1698630T1 (ko) |
TN (1) | TNSN07292A1 (ko) |
UA (1) | UA89809C2 (ko) |
WO (1) | WO2006094662A1 (ko) |
ZA (1) | ZA200707397B (ko) |
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