New Delhi, Jan. 16 -- Prime Minister Narendra Modi will flag off the first phase of the pan-India rollout of world's largest Covid-19 vaccination drive on Saturday at 10:30 am via video conferencing.

The drive involves two vaccines - Covishield and Covaxin - developed by AstraZeneca-Serum Institute of India and Bharat Biotech respectively.

A day before the vaccination drive against coronavirus, Union Health Minister Harsh Vardhan on Friday said the step is "probably the beginning of the end" of Covid-19. The Drugs Controller General of India (DCGI) had earlier this month approved Oxford Covid-19 vaccine Covishield, manufactured by the Serum Institute, and indigenously developed Covaxin of Bharat Biotech for restricted emergency use in t...