IDWeek 2014: Vaccines

IDWeek 2014: Vaccines

Quadrivalent Influenza Vaccine May Improve Efficacy by Avoiding B Strain Mismatch

The investigational Intradermal (ID) Quadrivalent Inactivated Influenza Vaccine (IIV4-ID) tested in a Phase 3 clinical trial during the 2012-13 influenza season produced antibody responses to B strains that were superior to a licensed split-virion trivalent influenza vaccine (IIV3-ID) containing the alternate strain, and noninferior for the A and matched B strains.