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Influenza vaccines

Influenza vaccines

Overview

Influenza vaccines are developed each year to protect people from the strains expected to be most prevalent. Viruses in the vaccine are inactivated or attenuated, so it is not possible to get the flu from the vaccine.

Update Date 8/10/2015

Updated by: David Zieve, MD, MHA, Isla Ogilvie, PhD, and the A.D.A.M. Editorial team.