Trials of covaxin are based on 2 doses: Bharat Biotech

After Haryana Home Minister Anil Vij was found to be coronavirus positive, Bharat Biotech has given an explanation over the matter. Bharat Biotech has said that the clinical trials of covaxin are based on two doses and it takes 28 days. Bharat Biotech clarified that efficacy of the Covid-19 vaccine is reflected 14 days after the second dose of the vaccine.