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
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28 February 2020: Recommended composition of influenza virus vaccines for use in the 2020 - 2021 northern hemisphere influenza season - full report
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28 February 2020: Frequently Asked Questions
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