发明申请
- 专利标题： Sustained Release Suspension Preparation For Dextromethorphan
- 专利标题（中）： 持续释放停药准备右美沙芬
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申请号： US13671007申请日： 2012-11-07
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公开(公告)号： US20130115253A1公开(公告)日： 2013-05-09
- 发明人: Mahendra R. Patel , Amol S. Matharu
- 申请人： Mahendra R. Patel , Amol S. Matharu
- 主分类号： A61K47/48
- IPC分类号： A61K47/48
摘要：
A stabilized pharmaceutical composition comprises a drug-resin complex wherein the resin has been treated with an alkaline material prior to the formation of the drug-resin complex. The drug-resin complex may further be impregnated with an alkalizing agent, L-methionine, an antioxidant agent, or a combination thereof, or be coated with a diffusion barrier. A method of preparation of the pharmaceutical composition is provided.
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