发明授权
- 专利标题： Primary delivery system comprising secondary dosage form
- 专利标题（中）： 主要递送系统包括次级剂型
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申请号： US037489申请日： 1987-04-13
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公开(公告)号： US4773907A公开(公告)日： 1988-09-27
- 发明人: John Urquhart , Felix Theeuwes
- 申请人： John Urquhart , Felix Theeuwes
- 申请人地址： CA Palo Alto
- 专利权人： ALZA Corporation
- 当前专利权人： ALZA Corporation
- 当前专利权人地址： CA Palo Alto
- 主分类号： A61J3/07
- IPC分类号： A61J3/07 ; A61K9/00 ; A61J3/00
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.
公开/授权文献
- USD373587S Radio pager 公开/授权日：1996-09-10
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