Covaxin has overall vaccine efficacy of 77.8%, claims Bharat Biotech in results from Phase 3 trials Moudgil 6:11 PM Moudgil Covaxin showed 65.2% protection against the Delta variant (B.1.617.2) of COVID-19. from Zee News :India National https://ift.tt/3yhEwmL via Tweet Share Share Share Share Related Post