Drug sustained-released biomaterial
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United States of America Patent
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Jul 10, 2001
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N/A
app pub date -
Jan 10, 2000
filing date -
Feb 24, 1999
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Abstract
The present invention offers biomaterials exhibiting excellent sustained-release property and degradation property such as that polypeptides or the like having a biological activity can be continuously released for a prescribed life span in vivo. The said biomaterials consist of a copolymer prepared by the reaction of lactic acid and/or glycolic acid and p-dioxanone with polyethylene glycol as main components.
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