Pfizer vaccines that target Omicron variant pass first step to approval in Australia

The TGA's provisional determination' for two vaccines comes as BA.4 and BA.5 subvariants drive new wave of Covid cases

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Two vaccines that specifically target the Omicron variant have been granted provisional determination" by Australia's drugs regulator, the first step in a process for getting the vaccines approved for use.

It comes as the BA.4 and BA.5 subvariants of Omicron drive a new wave of cases, prompting premiers to warn of increasing hospitalisations and deaths, and renewed calls to the public to wear masks in crowded indoor spaces.

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