| 发明名称 |
EXPANDABLE PHARMACEUTICAL FORMS |
| 摘要 |
The present invention relates to administration forms having a relatively long gastric residence time, in the preparation of which mixtures of polymers containing lactam groups and polymers containing carboxyl groups are used, and which are distinguished both by marked swelling properties and by high dimensional stability in the swollen state.
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| 申请公布号 |
CA2143500(C) |
申请公布日期 |
2007.04.24 |
| 申请号 |
CA19952143500 |
申请日期 |
1995.02.27 |
| 申请人 |
BAYER AKTIENGESELLSCHAFT |
发明人 |
PENNERS, GUNTHER;LUSTIG, KLEMENS;GEHR, JORG PETERSEN-VON |
| 分类号 |
A61K47/32;A61K9/00;A61K9/20;A61K9/22;A61K9/24;A61K9/26;A61K9/46;A61K45/00;A61K45/06;A61K47/38 |
主分类号 |
A61K47/32 |
| 代理机构 |
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代理人 |
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