
FDA approved Pfizer-BioNTech’s XFG-adapted COMIRNATY formula for adults 65 and older and high-risk people aged 5 to 64 years.
Influenza continues to rage in some parts of the US; try these 4 quick questions on vaccines you may or may not have on hand.
Question 1. How many quadrivalent influenza vaccines were FDA-licensed for use in the US as of December 2023?






