FDA, COVID and vaccine
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Infectious disease experts say mRNA vaccines have been studied for decades, they are safe and effective, and were instrumental in saving lives during the COVID pandemic.
This week, mRNA vaccines are set to face intense scrutiny from critics in Congress. Here's an explainer of how we know they are safe and effective.
Moderna said on Friday it had filed a marketing application for an updated COVID vaccine to the U.S. Food and Drug Administration.
The US Food and Drug Administration is changing the way it approves Covid-19 vaccines for Americans, a move that may limit future shots to older Americans and people at higher risk of serious Covid-19 infection.