F.D.A. Authorizes Updated Covid Booster Shots, Targeting Omicron Subvariants
WASHINGTON — The Food and Drug Administration on Wednesday authorized the first redesign of coronavirus vaccines since they were rolled out in late 2020, setting up millions of Americans to receive new booster doses targeting Omicron subvariants as soon as next week. The agency cleared two options aimed at the BA.5 variant of Omicron that…
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