发明授权
- 专利标题: Osmotic dosage system for liquid drug delivery
- 专利标题(中): 用于液体药物输送的渗透剂量系统
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申请号: US203135申请日: 1994-02-18
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公开(公告)号: US5413572A公开(公告)日: 1995-05-09
- 发明人: Patrick S. L. Wong , Felix Theeuwes , Brian L. Barclay , Michael H. Dealey
- 申请人: Patrick S. L. Wong , Felix Theeuwes , Brian L. Barclay , Michael H. Dealey
- 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: A61K
- IPC分类号: A61K20060101 ; A61K9/00 ; A61K9/22 ; A61K9/52 ; A61K9/66
摘要:
An osmotic system is disclosed for delivering a beneficial agent formulation to an environment of use. The osmotic system comprises (a) an outside semipermeable wall, (b) a middle osmotically active layer, (c) a capsule comprising a beneficial agent, and (d) a passageway for dispensing the beneficial agent from the osmotic system.
公开/授权文献
- US4345644A Oil cooler 公开/授权日:1982-08-24
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