发明名称 |
POLYMERIC DIFFUSION MATRIX |
摘要 |
<p>This invention provides a polymeric diffusion matrix comprising glycerol, polyvinylalcohol, a water soluble polymer having hydration sites which in combination with the remaining ingredients yields a matrix capable of sustained release of a drug dispersed therein, and water. The matrix may further include a drug for topical or transdermal application to a patient.</p> |
申请公布号 |
CA1135625(A) |
申请公布日期 |
1982.11.16 |
申请号 |
CA19800343184 |
申请日期 |
1980.01.07 |
申请人 |
KEY PHARMACEUTICALS, INC. |
发明人 |
KEITH, ALEC D.;SNIPES, WALLACE |
分类号 |
A61K9/70;A61K31/565;(IPC1-7):A61K47/00 |
主分类号 |
A61K9/70 |
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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