FDA approves updated Covid-19 vaccines targeting dominant XFG variant

The FDA approved updated Covid-19 vaccines from Moderna, Pfizer-BioNTech, and Novavax-Sanofi on Thursday, targeting the dominant XFG variant following an advisory panel recommendation. Manufacturers can now begin shipping doses to pharmacies and doctors' offices across the United States. However, confusion remains about whether insurance providers will cover the cost of the updated shots.