Enhanced Passive Safety Surveillance of VaxigripTetra (Quadrivalent Inactivated Split Virion Influenza Vaccine, Intramuscular Route) and Efluelda (High-dose Quadrivalent Inactivated Split Virion Influenza Vaccine, Intramuscular Route) Vaccines in Europe During the Influenza Season 2022/23.
Latest Information Update: 18 Mar 2024
At a glance
- Drugs Influenza virus vaccine (Primary) ; Influenza virus vaccine (Primary)
- Indications Influenza virus infections
- Focus Adverse reactions
- Sponsors Sanofi Pasteur
- 04 Jan 2023 Status changed from active, no longer recruiting to completed.
- 21 Nov 2022 Planned End Date changed from 7 Dec 2022 to 29 Nov 2022.
- 21 Nov 2022 Planned primary completion date changed from 7 Dec 2022 to 29 Nov 2022.