发明名称 |
THEOPHYLLINE SUSTAINED RELEASE TABLET |
摘要 |
A sustained-release theophylline tablet prepared by coating granules consisting mainly of theophylline with at least one layer of either a coating film comprising a hydrophobic substance and a plastic excipient or a coating film comprising these ingredients and an enteric high-molecular substance to form coated granules and compacting the coated granules into a tablet together with a disintegrable excipient.
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申请公布号 |
CA2304110(A1) |
申请公布日期 |
1999.04.08 |
申请号 |
CA19982304110 |
申请日期 |
1998.09.21 |
申请人 |
NIKKEN CHEMICALS CO., LTD. |
发明人 |
SUNOHARA, MASAAKI;OKUMURA, MUTSUO;KAMAKURA, MINORU |
分类号 |
A61K9/20;A61K9/22;A61K9/26;A61K9/30;A61K9/32;A61K9/50;A61K31/52;A61K31/522;A61K47/30;(IPC1-7):A61K31/52;A61K9/52 |
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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