发明名称 |
SUSTAINED-RELEASE COMPOSITION, PROCESS FOR PRODUCING THE SAME AND USE OF THE SAME |
摘要 |
<p>A sustained-release composition which comprises (i) a physiologically active substance and (ii) a lactic acid-glycolic acid copolymer in which the weight-average molecular weight (Mw) is about 8,000 to about 11,500, the ratio of the weight-average molecular weight (Mw) to the number-average molecular weight (Mn) is greater than 1.9, and the compositional molar ratio of lactic acid to glycolic acid is 99.9/0.1 to 60/40, or a salt thereof, and which does not contain a drug retaining substance is provided and said sustained-release composition has improved spherical property and/or needle penetrating property.</p> |
申请公布号 |
EP1765295(A1) |
申请公布日期 |
2007.03.28 |
申请号 |
EP20050758111 |
申请日期 |
2005.06.30 |
申请人 |
TAKEDA PHARMACEUTICAL COMPANY LIMITED |
发明人 |
FUTO, TOMOMICHI;MUKAI, KEI;ARAI, JIICHI |
分类号 |
A61K9/16;A61K9/50;A61K9/52 |
主分类号 |
A61K9/16 |
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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