申请人:American Cyanamid Company
公开号:US06437006B1
公开(公告)日:2002-08-20
This invention provides carrier systems useful in preparing pharmaceutical formulations, the systems comprising, by weight percentage, from about 1% to about 20%, preferably from about 5% to about 12%, of a surfactant component; from about 55% to about 93%, preferably from about 60% to about 85%, of a component of one or more polyethylene glycols (PEG); and from about 1% to about 25%, preferably from about 5% to about 15%, of one or more sucrose fatty acid esters or polyvinylpyrrolidone (PVP) with a K value between about 15 and about 90, preferably with a K value of from about 16 to about 18, most preferably about 17, as defined in USP/NF, or a combination of one or more sucrose fatty acid esters or PVP, and, optionally, one or more pharmaceutically acceptable preservatives or antioxidants, such as BHA, BHT, ascorbyl palmitate or benzyl alcohol.
本发明提供了在制备制药制剂中有用的载体系统,该系统包括以下成分(按重量百分比计算):约1%至约20%的表面活性剂成分,优选为约5%至约12%;约55%至约93%的一种或多种聚乙二醇(PEG)成分,优选为约60%至约85%;以及约1%至约25%的一种或多种蔗糖脂肪酸酯或聚乙烯吡咯烷酮(PVP),其K值在约15至约90之间,优选为K值约16至约18,最优选为约17,如美国药典/国家药典所定义的,或一种或多种蔗糖脂肪酸酯或PVP的组合,可选地,还包括一种或多种药用可接受的防腐剂或抗氧化剂,例如BHA,BHT,抗坏血酸棕榈酸酯或苯甲醇。