0.5 ML influenza A virus A/District of Columbia/27/2023 (H3N2) antigen 0.09 MG/ML / influenza A virus A/West Virginia/30/2022 (H1N1) antigen 0.09 MG/ML / influenza B virus B/Austria/1359417/2021 antigen 0.09 MG/ML Prefilled Syringe [Flublok 2025-2026]