Invention Grant
US08709996B2 Pharmaceutical treatment process using chitosan or derivative thereof
失效
使用壳聚糖或其衍生物的药物处理方法
- Patent Title: Pharmaceutical treatment process using chitosan or derivative thereof
- Patent Title (中): 使用壳聚糖或其衍生物的药物处理方法
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Application No.: US12766487Application Date: 2010-04-23
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Publication No.: US08709996B2Publication Date: 2014-04-29
- Inventor: Michael Leane , Alan Smith , Lisbeth Illum
- Applicant: Michael Leane , Alan Smith , Lisbeth Illum
- Applicant Address: GB Nottingham
- Assignee: Archimedes Development Limited
- Current Assignee: Archimedes Development Limited
- Current Assignee Address: GB Nottingham
- Agency: Panitch Schwarze Belisario & Nadel LLP
- Priority: GB0310919.6 20030513
- Main IPC: A61K31/722
- IPC: A61K31/722 ; A61K38/28 ; A61K38/16 ; A61K33/42 ; A61K38/12 ; A61K38/21 ; A61K38/20 ; A61K9/48
Abstract:
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.
Public/Granted literature
- US20100203119A1 PHARMACEUTICAL TREATMENT PROCESS USING CHITOSAN OR DERIVATIVE THEREOF Public/Granted day:2010-08-12
Information query
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