| 发明名称 |
Sustained release ophthalmic formulation |
| 摘要 |
Sustained release formulations for topical ophthalmic administration are disclosed. The formulations comprise a basic active, a polyanionic polymer and a poly(styrenedivinyl) benzene cation exchange resin having a degree of cross-linking from about 4 to about 4.5%.
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| 申请公布号 |
US6258350(B1) |
申请公布日期 |
2001.07.10 |
| 申请号 |
US19990456617 |
申请日期 |
1999.12.08 |
| 申请人 |
ALCON MANUFACTURING, LTD. |
发明人 |
MALLICK SUSHANTA |
| 分类号 |
A61K9/00;(IPC1-7):A61K9/10;A61K47/32 |
主分类号 |
A61K9/00 |
| 代理机构 |
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