发明名称 |
TABLETS WITH CONTROLLED-RATE RELEASE OF ACTIVE SUBSTANCES |
摘要 |
Tablets with controlled-rate release of the active substances, consisting of a core of defined geometrical form containing the active substance, polymer substances which swell on contact with aqueous liquids and polymer substances with gelling properties, and a support applied to said core to partly cover its surface, the support consisting of polymer substances which are slowly soluble and/or slowly gellable in aqueous liquids, plasticizing substances, and possibly substances with an adjuvant function.
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申请公布号 |
CA2031393(C) |
申请公布日期 |
1998.12.15 |
申请号 |
CA19902031393 |
申请日期 |
1990.12.03 |
申请人 |
JAGOTEC AG |
发明人 |
CONTE, UBALDO;LA MANNA, ALDO;COLOMBO, PAOLO |
分类号 |
A61K9/24;A61K9/20;A61K9/22;A61K47/14;A61K47/32;A61K47/36;A61K47/38;(IPC1-7):A61K9/24;A61K31/275;A61K31/55 |
主分类号 |
A61K9/24 |
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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