Post-marketing Surveillance Study for the Safety of Efluelda Tetra Pre-filled Syringe, a High-dose Quadrivalent Influenza Vaccine Administered to Adults 65 Years or Older in the Republic of Korea.
Latest Information Update: 18 Mar 2025
At a glance
- Drugs Influenza virus vaccine (Primary)
- Indications Influenza virus infections
- Focus Adverse reactions
- Sponsors Sanofi
Most Recent Events
- 14 Mar 2025 Planned primary completion date changed from 30 Mar 2028 to 5 Dec 2030.
- 14 Mar 2025 Planned initiation date (estimated date of first participant enrollment) changed from 31 Jan 2025 to 1 Oct 2025.
- 14 Mar 2025 Status changed from not yet recruiting to recruiting.