2024/2025 Flu Vaccines: Here’s What They’re In

this World Health Organization The World Health Organization (WHO) on Friday issued a Flu vaccine ingredients Northern Hemisphere 2024-2025 season. The announcement was made at a briefing following a four-day meeting on influenza vaccine ingredients. The conference is held twice a year, one for the Southern Hemisphere and one for the Northern Hemisphere.

WHO organized these consultations, with expert advisory groups meeting at WHO collaborating centers and WHO critical regulatory laboratories to Analyzing influenza virus surveillance data Generated by the World Health Organization Global Influenza Surveillance and Response System.

The published recommendations are used by national vaccine regulators and pharmaceutical companies to develop, produce and Authorizing flu vaccine for next season

.World Health Organization ensures regular updates on viruses contained in flu vaccines Necessary for the vaccine to be effective Due to the constantly evolving nature of viruses, including those that spread and infect humans.

WHO recommendations

Specifically, the World Health Organization recommends Trivalent egg vaccine for use in 2022-2023 influenza season The Northern Hemisphere contains viruses similar to A/Victoria/4897/2022 (H1N1)pdm09; viruses similar to A/Thailand/8/2022 (H3N2); and viruses similar to B/Austria/1359417/2021 (B/Victoria lineage) Virus.

As such, in Cell culture or recombinant vaccines It is suggested that they contain viruses similar to A/Wisconsin/67/2022 (H1N1)pdm09; viruses similar to A/Massachusetts/18/2022 (H3N2); and viruses similar to B/Austria/1359417/2021 (B/Victoria lineage) of viruses.

at last, Quadrivalent vaccines based on ovules or cell cultures or recombinant viruses for the 2024-2025 northern hemisphere influenza season, WHO recommends viruses similar to B/Phuket/3073/2013 (B/Yamagata lineage) as part of the B/Yamagata lineage.