Serum Institute, Bharat Biotech to soon begin the trial of intranasal COVID-19 vaccine
Health Minister Dr Harsh Vardhan said that late-stage trials might involve upto 40,000 people
Late-stage trials will commence once they avail regulatory approval
Of the vaccines currently under Phase III trial, all are administered by injection, says WHO
Dr Reddy’s Laboratories and RDIF received approvals to conduct clinical trials of Russian vaccine