By rray, 12 September, 2023 Severe allergic rxn e g anaphylaxis to any prior flu vaccine If giving ccIIV3 or RIV3 and prior rxn was to any other flu vaccine formulation then considered a precaution
By rray, 12 September, 2023 If 18 49 yo FluMist LAIV3 0 2 mL intranasally 0 1 mL in each nostril not approved for 49 yo