发明名称 Osmotic device with delayed activation of drug delivery.
摘要 The present invention is directed to a fluid-imbibing drug delivery device which is useful for the initial delayed delivery of an active agent formulation to a fluid environment of use, the initial delay period to startup or activation being of a predetermined length of time. The delivery of the agent formulation from the dispensing device, once begun, is continued over a predetermined prolonged period of time.
申请公布号 ZA9300133(B) 申请公布日期 1993.08.16
申请号 ZA19930000133 申请日期 1993.01.08
申请人 ALZA CORPORATION. 发明人 PATRICK S L WONG
分类号 A61M37/00;A61K9/00;A61K9/22 主分类号 A61M37/00
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