发明名称 |
Dosage form for administering drug of the colon |
摘要 |
An osmotic device is disclosed for delivering a drug to the colon. The device comprises a laminated wall surrounding a compartment containing a drug with a passageway through the wall for dispensing the drug from the device. The laminated wall comprises three laminae, an inner semipermeable lamina, a middle lamina containing a salt of a fatty acid and an outer enteric lamina.
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申请公布号 |
US4705515(A) |
申请公布日期 |
1987.11.10 |
申请号 |
US19860877048 |
申请日期 |
1986.06.23 |
申请人 |
ALZA CORPORATION |
发明人 |
WONG, PATRICK S. L.;THEEUWES, FELIX |
分类号 |
A61K9/00;A61K9/22;(IPC1-7):A61K9/22;A61K9/24 |
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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