India, Jan. 4 -- The global tally of cases of the coronavirus disease (Covid-19) has topped 85 million with more than 1.8 million deaths, the Johns Hopkins University tracker shows, even as vaccination drives are underway in several countries. On Sunday, India approved its first two Covid-19 vaccines and immunisation drive, likely to be the world's largest, is expected to begin soon.

Here are some latest updates on the Covid-19 vaccine front:

1. Drugs Controller General of India (DCGI) on Sunday announced it had given approval for use in emergency cases of the respective vaccines of Oxford University-AstraZeneca, and Bharat Biotech International Limited. Covishield, the Oxford-AstraZeneca vaccine, will be manufactured by Pune-based Seru...