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公开(公告)号:US5204119A
公开(公告)日:1993-04-20
申请号:US748208
申请日:1991-08-20
申请人: Takao Shiobara , Jun Nonaka , Masayoshi Kasai , Takeshi Konita
发明人: Takao Shiobara , Jun Nonaka , Masayoshi Kasai , Takeshi Konita
IPC分类号: A61K47/02 , A61K9/14 , A61K31/19 , A61K31/405
CPC分类号: A61K31/19 , A61K31/405 , A61K9/143 , Y10S514/947
摘要: An external preparation is characterized by comprising calcium silicate. The calcium silicate controls the release rate and percutaneous absorbability of a drug.