| 发明名称 |
COMPOSITION FOR THE CONTROLLED RELEASE OF AN ACTIVE SUBSTANCE AND PROCESS FOR ITS PREPARATION |
| 摘要 |
A controlled release composition comprising a prostaglandin and a polymeric carrier therefor comprising residues having a ratio of number average molecular weight to functionality greater than 1,000 which comprise polyethylene oxide and are cross-linked through urethane groups. |
| 申请公布号 |
DE3071006(D1) |
申请公布日期 |
1985.09.26 |
| 申请号 |
DE19803071006 |
申请日期 |
1980.03.21 |
| 申请人 |
NATIONAL RESEARCH DEVELOPMENT CORPORATION |
发明人 |
EMBREY, MOSTYN POWELL;GRAHAM, NEIL BONNETTE |
| 分类号 |
A61K9/00;A61K9/20;A61K9/22;A61K31/557;A61K47/30;C08G18/48;C08G18/66;(IPC1-7):A61K9/22;A01N25/10 |
主分类号 |
A61K9/00 |
| 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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