发明名称 |
Controlled delivery system for bioactive substances |
摘要 |
A biologically active composite solid shaped article comprising: (a) an outer layer, and (b) an inner core filling the said outer layer and comprising: at least a biologically active ingredient, and an excipient comprising at least a hydrophilic cellulose polymer and an amphiphilic material in the form of a blend with the said hydrophilic cellulose polymer, the weight ratio of the hydrophilic cellulose polymer to the amphiphilic material being from 0.2:1 to 0.6:1, provides improved sustained release of the biologically active ingredient.
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申请公布号 |
US2006003006(A1) |
申请公布日期 |
2006.01.05 |
申请号 |
US20050529537 |
申请日期 |
2005.03.29 |
申请人 |
REMON JEAN P;MEHUYS ELS;VERVAET CHRIS |
发明人 |
REMON JEAN P.;MEHUYS ELS;VERVAET CHRIS |
分类号 |
A61K9/24;A61K9/00;A61K9/22;A61K9/32;A61K9/36 |
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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