Core Viewpoint - Corning Jereh Pharmaceutical-B (09966.HK) has announced the acceptance of a new drug application for KN026 in collaboration with Shanghai Jinmant Biotech Co., a subsidiary of CSPC Pharmaceutical Group Co., Ltd. This application targets HER2-positive locally advanced, recurrent, or metastatic gastric/gastroesophageal junction adenocarcinoma patients who have failed at least one systemic treatment, including trastuzumab combined with chemotherapy [1][2]. Group 1 - The new drug application is based on a pivotal Phase II/III clinical trial, which demonstrated that KN026 combined with chemotherapy significantly improves clinical efficacy compared to existing standard treatments, extending progression-free survival (PFS) and overall survival (OS) without new safety risks [1]. - KN026 has received breakthrough therapy designation from the National Medical Products Administration (NMPA) and has been granted priority review qualification, with the application date set for August 28, 2025 [1]. Group 2 - Currently, there are no approved anti-HER2 drugs for second-line treatment of HER2-positive gastric cancer, making KN026 the first anti-HER2 bispecific antibody drug in China to achieve positive results in this indication [2]. - The Phase II clinical trial results, to be presented at the 2024 European Society for Medical Oncology (ESMO) annual meeting, show an objective response rate of 40.0% and a median PFS of 8.6 months as assessed by an independent review committee [2]. - KN026 aims to become a next-generation HER2-targeted therapy globally, utilizing an innovative structure that binds to two different clinically validated HER2 epitopes, enhancing tumor-killing effects through various mechanisms [2].
康宁杰瑞制药-B(09966.HK)：KN026(安尼妥单抗注射液)新药上市申请获国家药监局受理