Patents Assigned to Zhejiang Medicine Co., Ltd. Xinchang Pharaceutical Factory
  • Crystalline form of entecavir, its preparation and the pharmaceutical composition and uses thereof
    Patent number: 8937076
    Abstract: The present invention relates to a crystalline form of entecavir and its process for preparation, and provides a pharmaceutical composition comprising a therapeutically effective amount of the crystalline form of entecavir. Furthermore, the present invention also provides a use of the crystalline form of entecavir in preparation for a medicament for the treatment of hepatitis B viral infections. The present invention is beneficial toe preparations for pharmaceutical formulations and enhancements of its bioavailability.
    Type: Grant
    Filed: January 31, 2008
    Date of Patent: January 20, 2015
    Assignee: Zhejiang Medicine Co., Ltd. Xinchang Pharaceutical Factory
    Inventors: Weidong Ye, Jianyong Yuan, Jingjing Nie, Duanjun Xu, Chaotian Chen