Warning and Advisories for Healthcare Providers > Letters to Healthcare Providers

Letters to Healthcare Providers   EVUSHELD (tixagevimab and cilgavimab for injection) - Risk of prophylaxis or treatment failure due to antiviral resistance (Letter to Healthcare Professionals)       Attachment: EVUSHELD (tixagevimab and cilgavimab for injection) - Risk of prophylaxis or treatment failure due to antiviral resistance   Related Information: Canada: EVUSHELD (tixagevimab and cilgavimab for injection) - Risk of prophylaxi... Posted 2022-10-27