Chhattisgarh minister wants Covaxin stopped, Harsh Vardhan asks why serve vested interests India Today Web Desk As Chhattisgarh Health Minister TS Singh Deo expressed doubts over the safety of Covaxin over the Bharat Biotech vaccine not completing Phase 3 trials yet, Union Health Minister Harsh Vardhan slammed the Congress leader saying it is not befitting of a state minister to cast doubts and serve vested interests. Covaxin safety concerns Harsh Vardhan has said both Covaxin and Covishield are safe and immunogenic and should be used extensively to mitigate the impact of the pandemic. "Is it really befitting of a state's Health Minister TS Singh Deo Ji to stoke inhibitions regarding efficacy of COVID-19 Vaccine? In such unprecedented times, you should help address any vaccine hesitancy & do what's in best interest of people, not further vested interests," said the Union health minister in reply to a tweet by Deo.