发明申请
- 专利标题： Pharmaceutical compositions
- 专利标题（中）： 药物组合物
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申请号： US11271403申请日： 2005-11-12
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公开(公告)号： US20060115525A1公开(公告)日： 2006-06-01
- 发明人: Michael Leane , Alan Smith , Lisbeth Illum
- 申请人： Michael Leane , Alan Smith , Lisbeth Illum
- 专利权人： Archimedes Development Limited
- 当前专利权人： Archimedes Development Limited
- 优先权： GB0310919.6 20030513
- 主分类号： A61K38/28
- IPC分类号： A61K38/28 ; A61K38/22 ; A61K38/21 ; A61K38/20 ; A61K38/19 ; A61K38/18 ; A61K9/48
摘要：
The present invention provides a solid composition for oral administration comprising: (i) a drug compound; (ii) chitosan or a derivative thereof or a salt of chitosan or salt of a derivative of chitosan; and (iii) an organic acid. Preferably the drug compound is a polar molecule having a molecular weight of 1 KDa or less, a peptide, a protein or a polysaccharide. The compositions of the invention provide enhance absorption of the drug compound.
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