The agency suggested that clinical trials in humans may be required for updated Covid shots, raising questions about whether they will be available in the fall.
Category: Immune System
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Covid Vaccines May Roll Out Within Days
The F.D.A. is expected to approve a new round of shots by Pfizer and Moderna as early as Monday to prepare Americans for the fall and winter season when infections usually tick upward.
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Covid Vaccines May Roll Out Within Days
The F.D.A. is expected to approve a new round of shots by Pfizer and Moderna as early as Monday to prepare Americans for the fall and winter season when infections usually tick upward.
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F.D.A. Outlines a Plan for Annual Covid Boosters
In advance of a scientific meeting on Thursday, officials proposed offering new shots to Americans each fall, a strategy long employed against the flu.
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Will Covid Boosters Prevent Another Wave? Scientists Aren’t So Sure.
The shots may help older, pregnant and immunocompromised Americans dodge serious illness or death. But the doses are not likely to prevent infections in any group, recent studies suggest.