Southern Hemisphere Flu Vaccine 2021 recommendation
2021 Influenza strainsannounced
Flu Vaccine Strains for 2021 - Is the Flu Shot Available?
Southern Hemisphere influenza season
The World Health Organisation (WHO) assembled for technical consultation each September to recommend the inclusions of influenza virus strains for the Southern Hemisphere.
It was recommended (1) that Quadrivalent Influenza Vaccines (four strains) contain the below strains. There are two changes from the 2020 influenza season.
AIVC recommendations for the composition of influenza vaccine for Australia in 2021:
The Australian Influenza Vaccine Committee (AIVC) met at TGA (Therapeutics Goods Administration), Canberra, on Wednesday the 7th of October 2020, to recommend influenza viruses strains to be used in the composition of the influenza vaccines for 2021.
The committee recommended that the following viruses be used for influenza vaccines in the 2021 southern hemisphere influenza season. These recommendations align with the recommendations made by the WHO.
Egg-based Quadrivalent influenza vaccines:
- an A/Victoria/2570/2019 (H1N1)pdm09-like virus;
- an A/Hong Kong/2671/2019 (H3N2)-like virus;
- a B/Washington/02/2019-like (B/Victoria lineage) virus; and
- a B/Phuket/3073/2013-like (B/Yamagata lineage) virus.
Cell-based quadrivalent influenza vaccines:
- an A/Wisconsin/588/2019 (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.
The TGA has accepted the recommendations of the AIVC.
Let the 2021 Flu Season begin!
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