发明名称 |
Sustained release microcapsule for water soluble drug |
摘要 |
<p>The present invention is to provide sustained-release microcapsules which contains high amount of a drug, suppresses initial release and shows stable release, and the production method of which comprises adding a physiologically active substance to biodegradable polymer in an organic solvent containing a fat and oil (in particular, vitamin E) and dispersing and emulsifying the mixture. <IMAGE></p> |
申请公布号 |
EP0891774(A2) |
申请公布日期 |
1999.01.20 |
申请号 |
EP19980113177 |
申请日期 |
1998.07.15 |
申请人 |
TAKEDA CHEMICAL INDUSTRIES, LTD. |
发明人 |
TAKADA, SHIGEYUKI;TAIRA, KEIKO;IWASA, SUSUMU |
分类号 |
A61K9/16;A61K9/52;A61K31/495;(IPC1-7):A61K31/495;A61K31/00;A61K9/50 |
主分类号 |
A61K9/16 |
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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