发明名称 |
CONTROLLED RELEASE COMPOSITION |
摘要 |
A controlled release composition comprising an extruded core of active material and excipients, said core being coated in a water insoluble coating. Preferably the core comprises a pharmaceutically acceptable active together with microcrystalline cellulose, a clay such as kaolin and a binder such as poly(vinylpyrrolidine). |
申请公布号 |
GB9124776(D0) |
申请公布日期 |
1992.01.15 |
申请号 |
GB19910024776 |
申请日期 |
1991.11.21 |
申请人 |
NATIONAL RESEARCH DEVELOPMENT CORPORATION |
发明人 |
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分类号 |
A61K;A61K9/20;A61K9/22;A61K9/28;A61K9/50;A61K9/52 |
主分类号 |
A61K |
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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