Ab&B Bio-Tech CO., LTD. JS (2627) has initiated Phase I clinical trials of its adjuvanted quadrivalent subunit influenza vaccine and adjuvanted trivalent subunit influenza vaccine. According to the latest announcement, Investigational New Drug approvals were obtained from the National Medical Products Administration in July 2024 for the quadrivalent candidate and in October 2024 for the trivalent candidate.
These vaccines are designed for individuals aged 65 and above who face a higher risk of severe illness from influenza. Both use an MF59-like adjuvant that boosts antibody titers, aiming to enhance protection for older adults. Ab&B Bio-Tech focuses on developing and commercializing innovative vaccines and has a pipeline that includes, among other products, a quadrivalent subunit influenza vaccine and a lyophilized human rabies vaccine candidate.