FDA approves updated Covid-19 vaccines, shots should be available in days
WASHINGTON — U.S. regulators approved updated Covid-19 vaccines on Thursday, shots designed to more closely target recent virus strains — and hopefully whatever variants cause trouble this winter, too.
With the Food and Drug Administration’s clearance, Pfizer and Moderna are set to begin shipping millions of doses. A third U.S. manufacturer, Novavax, expects its updated vaccine version to be available a little later.
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