Which strains of the influenza virus are covered by this year’s vaccine?
The influenza virus has many types. Each year the World Health Organization makes recommendations for the strains that are in the influenza vaccine and the strains that should be circulating around New Zealand.
The influenza strains included in the 2019 quadrivalent vaccines are the:
- A/Michigan/45/2015 (H1N1) pdm09-like virus
- A/Switzerland/8060/2017 (H3N2)-like virus
- B/Colorado/06/2017-like virus
- B/Phuket/3073/2013-like virus