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AssigneesSunshine Lake Pharma Co., Ltd., Ruyuan Hec Pharm Co., Ltd.
InventorsXin Lei, Jinan Peng, Tianming Wang, Zhiqing Lv, Wan Li
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The present invention relates to the field of pharmaceutical chemistry. Disclosed herein is a crystalline form of azilsartan, which is substantially pure. The crystalline form is crystalline form A, form B, form C, form D, form E, form F, form G, form H, form I, form J or form K. The substantially pure crystalline forms of azilsartan of the invention generally have good properties such as high solubility, high bioavailability, good stability, long shelf life and good antistatic property. The crystalline forms of azilsartan generally exhibit an excellent performance in reducing clinical systolic blood pressure (SBP) and average 24-hour SBP. Disclosed herein are methods of preparing the substantially pure crystalline forms of azilsartan, pharmaceutical compositions comprising the crystalline forms, and preparation methods and uses thereof.
A crystalline form of azilsartan, wherein the crystalline form is form A, form B, form C, form D, form E, form F, form G, form H, form I, form J or form K and wherein:
Dependencies are inferred from the claim text.