Bharat Biotech to start Phase-1 trials of Covid-19 intranasal vaccine in Feb-March, Health News, ET HealthWorldby India News Online Team January 8, 2021 0 Hyderabad: Buoyed by the Emergency Use Authorisation approval from the Drug Controller General of India (DCGI)for its Covid-19 vaccine Covaxin, Bharat Biotech has mentioned Phase-1 medical trials of its ...