Zhi Tong Cai Jing·2026-02-03 13:06Core Viewpoint - Kangfang Biopharma has signed an exclusive commercialization rights agreement with Jichuan Pharmaceutical, granting Jichuan the exclusive rights to commercialize the drug Yixinning (Inusimab Injection) in mainland China, excluding Hong Kong, Macau, and Taiwan [1][2]. Group 1: Agreement Details - Kangfang Biopharma will receive a total of RMB 80 million (including tax) as an upfront licensing fee from Jichuan Pharmaceutical, along with potential milestone payments not exceeding RMB 10 million (including tax) [1]. - Jichuan Pharmaceutical will be responsible for the commercialization, promotion, and sales of Yixinning in the authorized market [1]. Group 2: Product Information - Yixinning (Inusimab Injection) is a novel PCSK9 monoclonal antibody developed by Kangfang Biopharma, approved for market in September 2024 for treating primary hypercholesterolemia and mixed dyslipidemia, including heterozygous familial hypercholesterolemia (HeFH) [2]. - The drug has been included in the latest National Medical Insurance Directory and is highly recommended in the 2025 edition of expert consensus on managing cardiovascular risks related to blood lipids [2]. - Yixinning works by specifically binding to PCSK9, blocking its interaction with LDL-R, thereby restoring LDL-R expression levels to enhance the clearance of LDL-C from plasma [2].