India approves Biological E. COVID shot as a booster

India has approved Hyderabad-based drugmaker Biological E's COVID-19 vaccine as the first mix-and-match booster dose in the country, the company said on Saturday. The Drugs Controller General of India (DCGI) gave the nod for the Corbevax vaccine to be administerd as a booster shot to people age 18 years and over who have already received two doses of either AstraZeneca Plc's Covishield or Bharat Biotech's Covaxin.