1,066
Participants
Start Date
February 16, 2021
Primary Completion Date
October 29, 2021
Study Completion Date
December 24, 2021
Flu-M, Inactivated split influenza vaccine 0.5 mL
Solution for intramuscular injection Сhildren were vaccinated with the Flu-M vaccine once/twice (all children were vaccinated twice with an interval of 28 days between the first vaccination and revaccination; if the child is vaccinated for the first time) intramuscularly in a dose of 0.5 mL
Vaxigrip, Inactivated split influenza vaccine 0.5 mL
Suspension for intramuscular and subcutaneous injection Children were vaccinated with the Vaxigrip® vaccine once/twice (all children were vaccinated twice with an interval of 28 days between the first vaccination and revaccination; if the child is vaccinated for the first time) intramuscularly in a dose of 0.5 mL
Flu-M, Inactivated split influenza vaccine 0.25 mL
Solution for intramuscular injection Children were vaccinated with the Flu-M vaccine twice (all children were vaccinated twice with an interval of 28 days between the first vaccination and revaccination) intramuscularly in a dose of 0.25 mL
Vaxigrip, Inactivated split influenza vaccine 0.25 mL
Suspension for intramuscular and subcutaneous injection Children were vaccinated with the Vaxigrip® vaccine twice (all children were vaccinated twice with an interval of 28 days between the first vaccination and revaccination) intramuscularly in a dose of 0.25 mL
"LLC Energiya zdorov'ya", Saint Petersburg
"St. Petersburg State Budgetary Institution of Health Care Children's City Polyclinic No. 45 of the Nevsky District", Saint Petersburg
St. Petersburg Research Institute of Vaccines and Sera
OTHER_GOV