Results of trials of the third booster dose of Bharat Biotech's Covid-19 vaccine Covaxin is expected to come by November this year, sources told ANI.

The booster dose of the indigenously manufactured vaccine was first launched in May, after which the trials began at the All India Institute of Medical Sciences (AIIMS) in Delhi and Patna. As many as 12 centres across the country are conducting trials for Covaxin's booster shot.