
FLUCELVAX Trivalent is a vaccine containing the inactivated active ingredient influenza virus hemagglutinin (HA) derived from three virus strains. It is a trivalent subunit influenza vaccine manufactured using MDCK cells and comes as a sterile injectable suspension. The vaccine is available in pre-filled syringes without preservatives or in multi-dose vials containing thimerosal as a preservative. Inactive ingredients include cetyltrimethylammonium bromide and β-propiolactone. FLUCELVAX Trivalent is intended to help protect against influenza for the 2024-2025 season.