Influenza

Recommended composition of influenza virus vaccines for use in the 2020 - 2021 northern hemisphere influenza season

28 February 2020

It is recommended that quadrivalent vaccines for use in the 2020 - 2021 northern hemisphere influenza season contain the following:

Egg-based Vaccines

  • an A/Guangdong-Maonan/SWL1536/2019 (H1N1)pdm09-like virus;
  • an A/Hong Kong/2671/2019 (H3N2)-like virus;
  • a B/Washington/02/2019 (B/Victoria lineage)-like virus; and
  • a B/Phuket/3073/2013 (B/Yamagata lineage)-like virus.

Cell- or recombinant-based Vaccines

  • an A/Hawaii/70/2019 (H1N1)pdm09-like virus;
  • an A/Hong Kong/45/2019 (H3N2)-like virus;
  • a B/Washington/02/2019 (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 2020 - 2021 northern hemisphere influenza season contain the following:

Egg-based Vaccines

  • an A/Guangdong-Maonan/SWL1536/2019 (H1N1)pdm09-like virus;
  • an A/Hong Kong/2671/2019 (H3N2)-like virus; and
  • a B/Washington/02/2019 (B/Victoria lineage)-like virus.

Cell- or recombinant-based Vaccines

  • an A/Hawaii/70/2019 (H1N1)pdm09-like virus;
  • an A/Hong Kong/45/2019 (H3N2)-like virus; and
  • a B/Washington/02/2019 (B/Victoria lineage)-like virus.

For more information