Combined Immunization of COVID-19 Inactivated Vaccine With QIV and PPV23

NCT05298800 · clinicaltrials.gov ↗

PHASE4

Phase

UNKNOWN

Status

3000

Enrollment

OTHER_GOV

Sponsor class

Conditions

Safety
Immunogenicity, Vaccine
COVID-19 Vaccines
Influenza Vaccines
Pneumococcal Vaccines

Interventions

BIOLOGICAL: Vaccine

Sponsor

Centers for Disease Control and Prevention, China