A Study of Booster Immunization With COVID-19 Vaccine,Inactivated Co -Administration With Influenza Vaccine and Pneumococcal Polysaccharide Vaccine

PHASE4

Phase

COMPLETED

Status

3000

Enrollment

INDUSTRY

Sponsor class

Conditions

BIOLOGICAL: Adult group in immunogenicity and safety study of combined immunization
BIOLOGICAL: Elderly group in immunogenicity and safety study of combined immunization
BIOLOGICAL: Adult group in safety observation study of combined immunization
BIOLOGICAL: Elderly group in safety observation study of combined immunization

Sinovac Biotech Co., Ltd