Posted in NEWS FDA revokes authorization for key anti-COVID drug, a blow for vulnerable Americans January 27, 2023 Evusheld was designed to protect immunocompromised people from serious cases of COVID-19, but the latest Omicron variants have rendered the drug useless. https://www.latimes.com/science/story/2023-01-27/fda-withdraws-emergency-authorization-evusheld-omicron-rendered-useless-immunocompromised