A Phase 3 Clinical Study to Evaluate the Efficacy, Safety and Immunogenicity of Booster Vaccination With Recombinant COVID-19 (XBB) Trimer Protein Vaccine (Sf9 Cell)
Conditions
Interventions
- BIOLOGICAL: Recombinant COVID-19 (XBB) Trimer Protein Vaccine (Sf9 Cell)
- BIOLOGICAL: Recombinant COVID-19 Variant Vaccine (Sf9 Cell)
- BIOLOGICAL: Placebo
Sponsor
WestVac Biopharma Co., Ltd.
Collaborators