135
Vaccine
Candidates
392
Trials
21
Approved
Vaccines
5 vaccines no longer progressing

About Trial Phases

Where are vaccines tested?

Last Updated 23 July 2021.

40 Vaccines in Phase 3 Clinical Trials

54 Vaccines in Phase 2 Clinical Trials

36 Vaccines in Phase 1 Clinical Trials

5 Vaccines are No Longer Progressing