Vaxigrip Tetra 05 ml IM Injection

Dosage: Adults and children over 36 months of age: 0.5ml Children from 6 to 35 months of age: clinical data are limited. Doses of 0.25 ml or 0.5 ml have been used. Administrations: For children who have not previously been vaccinated, a second dose should be given after an interval of at least 4 weeks. If half a dose (0.25 ml) is to be administered, discard half the contained volume (up to the mark indicated on the syringe barrel), before injection. Immunisation should be carried out by intramuscular or deep subcutaneous injection. The vaccine should be allowed to reach room temperature before use. Shake before use. Seroprotection is generally obtained within 2 to 3 weeks. The duration of postvaccinal immunity to homologous strains or to strains closely related to the vaccine strains varies but is usually 6-12 months.