30 September 2022 - On 28 September 2022, the TGA granted a provisional determination to Moderna's bivalent COVID-19 vaccine candidate: elasomeran and davesomeran (Spikevax Bivalent Original/Omicron BA.4/BA.5).
The vaccine comprises mRNA for both the original and Omicron BA.4/5 strains and is for proposed use as a booster for active immunisation to prevent COVID-19.