| 发明名称 |
SUBSTAINED-RELEASE FORMULATION AND PRODUCTION THEREOF |
| 摘要 |
<p>Sustained-release formulations which can release a water-soluble active ingredient or ingredients in zero-order manner over a long period of time, comprising: a. an inert core, b. a powder-coating layer containing a water-soluble active ingredient or ingredients, c. a powder-coating layer of practically water-repellent material, and d. a film-coating layer composed of practically pH-independent and water-insoluble film-coating material. c</p> |
| 申请公布号 |
GR3001969(T3) |
申请公布日期 |
1992.11.23 |
| 申请号 |
GR19910400642T |
申请日期 |
1991.05.20 |
| 申请人 |
SHIONOGI SEIYAKU KABUSHIKI KAISHA TRADING UNDER THE NAME OF SHIONOGI & CO. LTD. |
发明人 |
SAKAMOTO, TERUO;TAKEDA, TOYOHIKO;SUZUKI, YUSUKE;NODA, KINZABURO;FUJII, TOSHIRO |
| 分类号 |
A61K9/54;A61K9/22;A61K9/50;A61K9/52;(IPC1-7):A61K9/24;A61K9/16;A61K9/56 |
主分类号 |
A61K9/54 |
| 代理机构 |
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代理人 |
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| 主权项 |
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