Latest Science Pfizer’s TICOVAC vaccine gets US FDA approval for active immunization to prevent tick-borne encephalitis Pfizer announced that the U.S. Food and Drug Administration (FDA) has approved TICOVAC (tick-borne encephalitis (TBE) vaccine) for active immunization to prevent TBE in individuals 1 year of age and older. TICOVAC is... 16 August, 20213 min read