Fujian Cosunter Pharmaceutical (SHE:300436) secured breakthrough therapy designation in China for its oral HBsAg inhibitor GST-HG131, its second chronic hepatitis B (CHB) drug to earn this status after GST-HG141.
Phase two data showed 87% average HBsAg reduction, with potential for functional cure when combined with GST-HG141, according to a Friday filing with the Shenzhen bourse.
Shares of the pharmaceutical company rose 5% in recent trade.