发明名称 |
Primary delivery system comprising secondary dosage form |
摘要 |
A delivery system is disclosed comprising a wall surrounding a lumen containing a plurality of dosage delivery devices. The wall is formed of an environment sensitive material that releases the dosage forms into the environment. The dosage forms comprise a semipermeable wall surrounding a compartment containing drug. A passageway through the semipermeable wall releases drug from the dosage form to the environment.
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申请公布号 |
US4773907(A) |
申请公布日期 |
1988.09.27 |
申请号 |
US19870037489 |
申请日期 |
1987.04.13 |
申请人 |
ALZA CORPORATION |
发明人 |
URQUHART, JOHN;THEEUWES, FELIX |
分类号 |
A61J3/07;A61K9/00;(IPC1-7):A61J3/00 |
主分类号 |
A61J3/07 |
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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