沃森生物(300142.SZ)：呼吸道合胞病毒mRNA疫苗临床研究申请获得受理

Core Viewpoint - Watson Bio has applied for clinical trials of its respiratory syncytial virus (RSV) mRNA vaccine, which has been accepted by the National Medical Products Administration of China [1] Group 1: Company Developments - The vaccine is a joint development by Watson Bio, Fudan University, Shanghai Bluebird Biopharmaceuticals, and its subsidiaries [1] - The application for clinical trials has received an acceptance notice, indicating progress in the vaccine's development [1] Group 2: Market Context - Currently, three RSV vaccines have been approved and launched internationally: GSK's Arexvy, Pfizer's Abrysvo, and Moderna's mRESVIA [1] - There are no approved RSV vaccines in the domestic market, highlighting a potential opportunity for Watson Bio [1] - The global sales of RSV vaccines are projected to be approximately $4 billion for the 2023-2024 fiscal year [1] Group 3: Regulatory Environment - Following the acceptance of the clinical trial application, the vaccine will undergo technical review by the National Medical Products Administration, with approval required before clinical trials can commence [1] - The review and approval process carries a degree of uncertainty [1]