US FDA authorizes second Omicron-updated COVID booster for older adults
By Michael Erman and Leroy Leo (Reuters) -The U.S. Food and Drug Administration on Tuesday authorized a second dose of Omicron-targeting COVID-19 vaccines for older adults as well as those with a weak immune system. The agency also said the updated shots from Pfizer-BioNTech and Moderna would become the new primary COVID vaccine, and withdrew…
