what is the dosage for flu vaccine
The amount of inactivated (injectable) vaccine that should be administered intramuscularly is based on the age of the patient and the vaccine product you are using. 1  For children 6â35 months of age, the correct dose is: 0.25 mL for Fluzone Quadrivalent. 0.5 mL for FluLaval Quadrivalent. For persons 3 years of age and older, the correct dose is 0.5 mL for all inactivated influenza vaccine products.