Hopes for an early vaccine for the coronavirus disease (Covid-19) in India have been rekindled after three firms, within days of each other, applied for emergency use authorisation (EUA) of their respective vaccine candidates in the country. While America’s Pfizer Inc was the first to apply on December 4, Pune-based Serum Institute of India (SII) and Hyderabad-based Bharat Biotech International Limited applied on December 6 and 7 respectively. Watch the video for more information.