发明名称 |
Taste masking compositions |
摘要 |
This disclosure relates to drug-polymer matrix compositions comprising an active ingredient having an amine or amido group and a pharmaceutically acceptable copolymer having a plurality of carboxylic acid and ester groups wherein the matrix dissociates in a media having a pH of less than 4, thereby releasing the active ingredient into the media.
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申请公布号 |
US5286489(A) |
申请公布日期 |
1994.02.15 |
申请号 |
US19930032738 |
申请日期 |
1993.03.16 |
申请人 |
THE PROCTER & GAMBLE COMPANY |
发明人 |
TSAU, JOSEF H.;DAMANI, NALINKANT C. |
分类号 |
A61K9/00;A61K9/16;A61K9/22;(IPC1-7):A61K9/16;A61K9/20;A61K9/68 |
主分类号 |
A61K9/00 |
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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