FDA advisers endorse updating Covid vaccines to target latest Omicron strain
On Thursday, the FDA's scientific advisers said the next round of Covid vaccines in the U.S. should only include protection against the newest variants that are now dominant worldwide.
The Covid-19 vaccines are on track for a big recipe change this fall.
Today’s vaccines still contain the original coronavirus strain, the one that started the pandemic — even though that was long ago supplanted by mutated versions as the virus rapidly evolves.
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