发明名称 |
A DELAYED RELEASE DRUG FORMULATION |
摘要 |
Delayed release of a drug to the colon is achieved from a delayed release formulation comprising a core and a coating for the core. The core comprises a drug and the coating comprises an inner layer and an outer layer. The outer layer comprises a mixture of a first polymeric material which is susceptible to attack by colonic bacteria, and a second polymeric material which has a pH threshold at about pH 5 or above. The inner layer comprises a third polymeric material which is soluble in intestinal fluid. |
申请公布号 |
KR20150004910(A) |
申请公布日期 |
2015.01.13 |
申请号 |
KR20147033588 |
申请日期 |
2013.04.29 |
申请人 |
TILLOTTS PHARMA AG |
发明人 |
BRAVO GONZALEZ ROBERTO CARLOS;BUSER THOMAS;GOUTTE FREDERIC JEAN CLAUDE;BASIT ABDUL WASEH;VARUM FELIPE JOSE OLIVERIA;FREIRE ANA CRISTINA |
分类号 |
A61K9/32;A61K9/28;A61K31/606;A61K47/32 |
主分类号 |
A61K9/32 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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