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COVID boosters for the fall must target newer omicron types, FDA says
https://www.localmemphis.com/article/news/health/coronavirus/vaccine/fall-covid-boosters-must-target-newer-omicron-types-fda-says/507-0b4ac39f-938d-4a0c-a7a2-5368216613c9Pfizer and Moderna already were brewing and testing boosters updated against the first omicron mutant in anticipation of an October rollout.
WASHINGTON — U.S. regulators told COVID-19 vaccine makers Thursday that any booster shots tweaked for the fall will have to add protection against the newest omicron relatives.
The Food and Drug Administration said the original vaccines would be used for anyone still getting their first series of shots. But with immunity waning and the super-contagious omicron family of variants getting better at dodging protection, the FDA decided boosters intended for fall needed an update.
More at link.
