FDA authorizes updated versions of Pfizer’s and Moderna’s Covid booster shots

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Aug 31, 2022 FDA authorizes updated versions of Pfizer's and Moderna's Covid booster shots The Food and Drug Administration on Wednesday authorized updated versions of Pfizer-BioNTech's and Moderna's Covid booster shots that target the highly contagious BA.5 omicron subvariant. Read More Follow Us Get the NBC News Mobile App Check out all NBC News newsletters here. 30 Rockefeller Plaza New York, NY 10112 View in browser | Unsubscribe | Contact | Privacy