Trial Assessing the Immunogenicity and Safety of Two Influenza Vaccine Strategies Among Severe Obese Adult Patients

"Quadrivalent recombinant high-dose influenza vaccine containing 45 µg of hemagglutinin (HA) for each of the 4 strains included (2 strains A and 2 strains B).~Solution for injection is sterile liquid supplied in 0.5mL single dose pre-filled syringe. Vaccine is injected intra-muscularly in the non-dominant arm at Day 0."

Quadrivalent inactivated influenza vaccine containing 15 µg of hemagglutinin (HA) for each of the 4 strains included. Suspension for injection is sterile liquid supplied in 0.5mL single dose pre-filled syringe. Vaccine is injected intra-muscularly in the non-dominant arm at Day 0.