| 发明名称 |
GASTRORETENTIVE DRUG DELIVERY SYSTEM, PREPARATION METHOD AND USE THEREOF |
| 摘要 |
A gastroretentive drug delivery system is provided. Said system comprises a hollow vesicle and a drug-containing layer which surrounds the hollow vesicle. Said hollow vesicle preferably has a single chamber structure. The size in maximal diameter direction of said hollow vesicle is preferably 0.5-3.5 cm. The gastroretentive drug delivery system preferably contains an isolating layer and/or waterproofing layer between the hollow vesicle and the layer containing drug.
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| 申请公布号 |
US2011171275(A1) |
申请公布日期 |
2011.07.14 |
| 申请号 |
US200813059553 |
申请日期 |
2008.11.04 |
| 申请人 |
TEAM ACADEMY OF PHARMACEUTICAL SCIENCE |
发明人 |
JIANG QINGWEI;ZHENG JUNLI;YANG WENBIN;LIU QUANZHI |
| 分类号 |
A61K9/00;A61K31/341;A61K31/4178;A61K31/4439;A61K31/7036;A61P1/04;A61P3/10;A61P9/00;A61P11/06;A61P19/10;A61P25/08;A61P25/16;A61P25/18;A61P25/28;A61P27/06;A61P29/00;A61P35/00;A61P37/00 |
主分类号 |
A61K9/00 |
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