The Food and Drug Administration has authorized a fourth dose, or second booster shot, of the Pfizer and Moderna COVID-19 vaccines for adults age 50 and older and immunocompromised groups. The ...

Apr. 4—The U.S. Food and Drug Administration has authorized a second COVID-19 booster dose for those who are considered immunocompromised. The announcement from the FDA was made last week and applies ...

The FDA is about to authorize a second round of bivalent COVID booster shots for older Americans who got their previous bivalent booster just 4 months ago. This after the Biden administration ...

More than 34 million Americans aged 50 and older are now eligible to receive another booster shot, after the Food and Drug Administration said Tuesday that it had authorized a new round of the Moderna ...

The U.S. Food and Drug Administration (FDA) announced Tuesday that it had amended the emergency use authorization (EUA) for the Pfizer-BioNTech COVID-19 vaccine, allowing the use of a single booster ...