The Associated Press reports:
Pfizer asked U.S. regulators Monday to authorize its combination COVID-19 vaccine that adds protection against the newest omicron relatives — a key step toward opening a fall booster campaign.
The Food and Drug Administration ordered vaccine makers to tweak their shots to target BA.4 and BA.5 that are better than ever at dodging immunity from earlier vaccination or infection.
Pfizer and its partner BioNTech aim to offer updated boosters to people 12 and older, and shots could begin within weeks if the FDA quickly clears the modified vaccine — a step not expected to require waiting on new studies.
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Pfizer asked U.S. regulators Monday to authorize its combination COVID-19 vaccine that adds protection against the newest omicron relatives — a key step toward opening a fall booster campaign. https://t.co/mpjcRmI8VX
— The Associated Press (@AP) August 22, 2022