发明名称 |
Banded prolonged release active agent dosage form |
摘要 |
The present invention is directed to an active agent dosage that is useful for the prolonged delivery of an active agent formulation to fluid environment of use. The active agent dosage form is a matrix that has an insoluble material circumscribing a portion of the surface of the matrix. The invention is also directed to a method of making the active agent dosage form.
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申请公布号 |
US6316028(B1) |
申请公布日期 |
2001.11.13 |
申请号 |
US20000652655 |
申请日期 |
2000.08.31 |
申请人 |
WONG PATRICK S.-L.;EDGREN DAVID EMIL;DONG LIANG C.;FERRARI VINCENT JOSEPH |
发明人 |
WONG PATRICK S.-L.;EDGREN DAVID EMIL;DONG LIANG C.;FERRARI VINCENT JOSEPH |
分类号 |
A61K9/20;A61K9/22;A61K9/48;(IPC1-7):A61K9/24 |
主分类号 |
A61K9/20 |
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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