发明名称 |
Delivery system comprising fluid ingress and drug egress |
摘要 |
A delivery system is disclosed for delivering a beneficial agent to an animal. The delivery system comprises a wall that surrounds a lumen, said wall comprising a composition that limits the passage of fluid into the system and a composition that permits the passage of fluid into the system. The lumen comprises a beneficial agent and an expandable member. The delivery system comprises an exit means for delivering the beneficial agent.
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申请公布号 |
US5174999(A) |
申请公布日期 |
1992.12.29 |
申请号 |
US19900512301 |
申请日期 |
1990.04.20 |
申请人 |
ALZA CORPORATION |
发明人 |
MAGRUDER, JUDY A.;ECKENHOFF, JAMES B.;CORTESE, RICHARD;WRIGHT, JEREMY C.;PEERY, JOHN R. |
分类号 |
A61K9/00;A61M31/00 |
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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