发明名称 |
Prolonged release microparticle preparation and production of the same |
摘要 |
<p>A novel microparticle preparation comprising microparticles of a polymer which contain a drug and are coated with a film of an agent for preventing aggregation of the microparticles is disclosed. The preparation is produced by spraying a solution of a polymer containing a drug and an aqueous solution of an agent for preventing aggregation of the microparticles separately from different nozzles and contacting them with each other in a spray dryer.</p> |
申请公布号 |
EP0535937(B1) |
申请公布日期 |
1997.06.11 |
申请号 |
EP19920308924 |
申请日期 |
1992.09.30 |
申请人 |
TAKEDA CHEMICAL INDUSTRIES, LTD. |
发明人 |
TAKADA, SHIGEYUKI;OGAWA, YASUAKI;UDA, YOSHIAKI |
分类号 |
A61K9/16;A61K9/50;(IPC1-7):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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