发明名称 |
METHOD AND SYSTEM FOR PRODUCING HIGH PURITY VANCOMYCIN HYDROCHLORIDE |
摘要 |
A method is provided for preparing spray dried powder containing vancomycin hydrochloride. The method comprises providing a vancomycin hydrochloride solution with a chromatographic purity of at least 95%, adding an excipient to the vancomycin hydrochloride solution to form a mixture solution of the vancomycin hydrochloride solution and the excipient, concentrating the mixed solution of the vancomycin hydrochloride solution and the excipient to form a 20% to 30% vancomycin concentrate, filtering the vancomycin concentrate to form a final filtrate, and spray drying the final filtrate to form a spray dried vancomycin hydrochloride powder with EP impurity B level of not more than 1.5%. |
申请公布号 |
US2017042817(A1) |
申请公布日期 |
2017.02.16 |
申请号 |
US201615241863 |
申请日期 |
2016.08.19 |
申请人 |
Teo Choon;Sun Xianqiang;Wang Xiaoyong |
发明人 |
Teo Choon;Sun Xianqiang;Wang Xiaoyong |
分类号 |
A61K9/16;B65B1/04;B65B31/00;B01D61/02;B65B63/08;A61K38/14;B01D1/18;A61J3/02;B65B7/16 |
主分类号 |
A61K9/16 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
HANGAHOU ZHEJLIANG CN |