发明名称 |
PROCESS FOR TIME CONTROLLED RELEASE OF ACTIVE INGREDIENTS FROM ACTIVE MATERIAL CONTAINING PHARMACEUTICAL PREPARATIONS |
摘要 |
<p>The present invention provides a process for the timed control of the liberation of active material from a retarded active material-containing composition by the addition of a hydrophilic polymer, wherein the rate of liberation is adjusted by means of the viscosity of the added hydrophilic polymer, the rate of liberation increasing with increasing viscosity.</p> |
申请公布号 |
CA1208556(A) |
申请公布日期 |
1986.07.29 |
申请号 |
CA19820406024 |
申请日期 |
1982.06.25 |
申请人 |
GOEDECKE AKTIENGESELLSCHAFT |
发明人 |
KNECHT, ADOLF O.;AUGART, HELMUT |
分类号 |
A61K9/22;A01N25/10;A61K9/20;A61K9/62;A61K47/38;C05G3/00;(IPC1-7):A61K47/00 |
主分类号 |
A61K9/22 |
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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