Posology: Adults: 0.5 ml.
Paediatric population: Children from 6 months onwards: 0.5 ml.
For children aged < 9 years, who have not previously been vaccinated against influenza, a second dose should be given after an interval of at least 4 weeks.
Children less than 6 months: the safety and efficacy of Fluarix Tetra in children less than 6 months have not been established.
Method of Administration: Immunisation should be carried out by intramuscular injection.
Precautions to be taken before handling or administering the medicinal product: For instructions for preparation of the medicinal product before administration, see Special Precautions for Disposal and Other Handling under Cautions for Usage.