[EN] CRYSTALLINE FORMS OF CEFDINIR POTASSIUM<br/>[FR] FORMES CRISTALLINES DE CEFDINIR POTASSIUM
申请人:RANBAXY LAB LTD
公开号:WO2006035291A1
公开(公告)日:2006-04-06
The present invention relates to a novel crystalline potassium salt of cefdinir - cefdinir potassium tetrahydrate, processes for its preparation, pharmaceutical compositions including cefdinir potassium tetrahydrate, and methods of treating bacterial infections using cefdinir potassium tetrahydrate. In addition, the present invention also relates to a mixture of cefdinir potassium dihydrate and cefdinir potassium tetrahydrate, processes for its preparation, pharmaceutical compositions including the mixture, and methods of treating bacterial infections using mixtures of cefdinir potassium dihydrate and cefdinir potassium tetrahydrate. Further it also relates to processes for preparing pure cefdinir and cefdinir potassium dihydrate from cefdinir potassium tetrahydrate.
本发明涉及一种新颖的头孢地尼的晶体钾盐 - 头孢地尼钾四水合物,其制备方法,包括头孢地尼钾四水合物的制药组合物,以及使用头孢地尼钾四水合物治疗细菌感染的方法。此外,本发明还涉及头孢地尼钾二水合物和头孢地尼钾四水合物的混合物,其制备方法,包括该混合物的制药组合物,以及使用头孢地尼钾二水合物和头孢地尼钾四水合物的混合物治疗细菌感染的方法。此外,还涉及从头孢地尼钾四水合物中制备纯头孢地尼和头孢地尼钾二水合物的方法。