| 发明名称 |
SUSTAINED-RELEASE PREPARATION |
| 摘要 |
It is intended to provide a sustained-release pharmaceutical preparation wit h a pH-independent absorbability. The sustained-release preparation is characterized by containing 4-bromo-6-[3-(4-chlorophenyl)propoxy]-5-(3- pyridylmethylamino)-3(2H)-pyridazinone or a salt thereof as an pharmaceutically active ingredient and containing a hydrogel base and an organic acid.
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| 申请公布号 |
CA2620259(A1) |
申请公布日期 |
2007.03.01 |
| 申请号 |
CA20062620259 |
申请日期 |
2006.08.17 |
| 申请人 |
NISSAN CHEMICAL INDUSTRIES, LTD. |
发明人 |
YOKOYAMA, TATSURO;KANEZAKI, SHOTA;SATO, HIROHIKO |
| 分类号 |
A61K31/501;A61K9/22;A61K47/04;A61K47/12;A61K47/26;A61K47/32;A61K47/36;A61K47/38;A61P7/02 |
主分类号 |
A61K31/501 |
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