Will Covid-19 vaccine be ready in 100 days?

Hyderabad-based Bharat Biotech on Friday announced that the Phase-I clinical trials of India's first indigenous Covid-19 vaccine Covaxin began across the country on July 15. The first Phase-III clinical trial of Chinese state-owned pharmaceutical company Sinopharm's inactivated Covid-19 vaccine has started in Abu Dhabi in the United Arab Emirates, the Abu Dhabi government media office said on Friday.