Term: Trivalent Inactivated Influenza Vaccine (TIV)

Glossary Definition

Last Updated: 2011-05-05


An immunization against influenza that includes three virus strains: two from the human influenza A subtypes and one from the influenza B lineages. TIV is reformulated annually to compensate for variation in the antigen strains.

Please see the Canada Communicable Disease Report by the Public Health Agency of Canada for more information.

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