Both formulations contain an A/California/7/2009 (H1N1)pdm09–like virus, an A/HongKong/4801/2014 (H3N2)–like virus, and a B/Brisbane/60/2008-like virus (B/Victoria lineage).
Два штамы віруса аналагічныя леташнім: A / Hong Kong / 4801/2014 (H3N2) - like virus, B / Brisbane / 60 / 2008- like virus (B / Victoria lineage).