Recommended composition of influenza virus vaccines for use in the 2022 southern hemisphere influenza season
24 September 2021
| Meeting report
Overview
It is recommended that quadrivalent vaccines for use in the 2022 southern hemisphere influenza season contain the following:
Egg-based vaccines
- an A/Victoria/2570/2019 (H1N1)pdm09-like virus;
- an A/Darwin/9/2021 (H3N2)-like virus;
- a B/Austria/1359417/2021 (B/Victoria lineage)-like virus; and
- a B/Phuket/3073/2013 (B/Yamagata lineage)-like virus.
Cell- or recombinant-based vaccines
- an A/Wisconsin/588/2019 (H1N1)pdm09-like virus;
- an A/Darwin/6/2021 (H3N2)-like virus;
- a B/Austria/1359417/2021 (B/Victoria lineage)-like virus; and
- a B/Phuket/3073/2013 (B/Yamagata lineage)-like virus.
It is recommended that trivalent influenza vaccines for use in the 2022 southern hemisphere influenza season contain the following:
Egg-based vaccines
- an A/Victoria/2570/2019 (H1N1)pdm09-like virus;
- an A/Darwin/9/2021 (H3N2)-like virus; and
- a B/Austria/1359417/2021 (B/Victoria lineage)-like virus.
Cell- or Recombinant-based vaccines
- an A/Wisconsin/588/2019 (H1N1)pdm09-like virus;
- an A/Darwin/6/2021 (H3N2)-like virus; and
- a B/Austria/1359417/2021 (B/Victoria lineage)-like virus
WHO Team
Global Influenza Programme (GIP)