发明名称 |
Sustained-release theophylline tablet |
摘要 |
A theophylline sustained release tablet obtained by coating core granules composed mainly of theophylline with a layer of a coating film composed of a hydrophobic material and a plastic excipient and optionally containing an enteric polymer material to form coated granules and then by compressing the coated granules together with a disintegrating excipient.
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申请公布号 |
US6426091(B1) |
申请公布日期 |
2002.07.30 |
申请号 |
US20000509322 |
申请日期 |
2000.03.21 |
申请人 |
NIKKEN CHEMICALS CO., LTD. |
发明人 |
OKUMURA MUTSUO;KAMAKURA MINORU;SUNOHARA MASAAKI |
分类号 |
A61K9/20;A61K9/22;A61K9/26;A61K9/30;A61K9/32;A61K9/50;A61K31/52;A61K31/522;A61K47/30;(IPC1-7):A61K9/22;A61K9/28 |
主分类号 |
A61K9/20 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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