| 发明名称 |
MULTI-STAGE ORAL DRUG CONTROLLED-RELEASE SYSTEM |
| 摘要 |
The present invention relates to, as a novel oral drug delivery system for control of drug release, a preparation for maintaining drug concentration in blood at a certain level for a prolonged time by allowing the drug to be released by a constant rate through stepwise control of drug release upon the administration of the preparation. |
| 申请公布号 |
WO03063834(A1) |
申请公布日期 |
2003.08.07 |
| 申请号 |
WO2003KR00200 |
申请日期 |
2003.01.29 |
| 申请人 |
PACIFIC CORPORATION |
发明人 |
PARK, JIN WOO;BAE, JOON HO;KIM, JUNG JU |
| 分类号 |
A61K47/30;A61K9/16;A61K9/20;A61K9/26;A61K9/28;A61K9/32;A61K31/137;A61K31/216;A61K31/401;A61K31/407;A61K31/522;A61K31/554;A61K38/55;A61K47/10;A61K47/12;A61K47/14;A61K47/32;A61K47/34;A61K47/36;A61K47/38;A61K47/44;A61P3/14;A61P9/12;A61P13/10;A61P29/00;A61P43/00 |
主分类号 |
A61K47/30 |
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