Phase II Clinical Trial of Recombinant SARS-CoV-2 Spike Protein Vaccine (CHO Cell) for the Prevention of COVID-19
Conditions
Interventions
- BIOLOGICAL: 202-CoV low adjuvant dose
- BIOLOGICAL: 202-CoV low antigen dose
- BIOLOGICAL: 202-CoV standard dose
- BIOLOGICAL: Placebo
Sponsor
Shanghai Zerun Biotechnology Co.,Ltd
Collaborators