IM Administer in the deltoid muscle of the upper arm for adult & childn 36 mth; in anterolateral aspect of the thigh (or the deltoid muscle if muscle mass is adequate) in childn 6-35 mth. Adult & childn ≥6 mth 0.5 mL as single inj. Childn <9 yr not previously vaccinated or infected 2nd dose should be given after at least 4-wk interval.
Hypersensitivity to vaccine or formalin. History of severe hypersensitivity reaction &/or convulsive symptom to previous flu vaccination; Guillain-Barré syndrome or other neurological disorder w/in 6 wk of previous flu vaccination; anaphylaxis reaction; suspected allergic reaction eg, systemic rash. Febrile disease or acute infection. Fever.