Update [1/26/2023] The U.S. Food and Drug Administration today revised the Emergency Use Authorization (EUA) for Evusheld (tixagevimab co-packaged with cilgavimab) to limit its use to when the combined frequency of non-susceptible SARS-CoV-2 variants nationally is less than or equal to 90%. Based on this revision, Evusheld is not currently authorized for use in the U.S. until further notice by the Agency. Data show Evusheld is unlikely to be active against certain SARS-CoV-2 variants. According to the most recent CDC Nowcast data, these variants are projected to be responsible for more than 90% of current infections in the U.S. This...