| 发明名称 |
DOSAGE FORM FOR DELIVERING ACID SENSITIVE BENEFICIAL AGENT |
| 摘要 |
A dosage form is disclosed, which dosage form comprises an inside wall comprising means for changing its structural integrity in response to the pH environment inside the dosage form. |
| 申请公布号 |
CA1277883(C) |
申请公布日期 |
1990.12.18 |
| 申请号 |
CA19870544092 |
申请日期 |
1987.08.10 |
| 申请人 |
ALZA CORPORATION |
发明人 |
BARTOO, MARC L.;WONG, PATRICK S.-L.;THEEUWES, FELIX;BARCLAY, BRIAN |
| 分类号 |
A61K9/00;A61K9/22;A61K9/52;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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