Cdc Vaccination Schedule 2025. Vaccinating health and care workers also plays an important role in helping to prevent transmission of flu, protecting themselves and those they care for. Influenza virus strains for a trivalent vaccine composition for use in the u.s.

The department of health and human services’ (hhs) vaccines national strategic plan is a roadmap for coordinating vaccine development and use in the united states. Trivalent flu vaccines are formulated to protect against three flu.