Covaxin sent to more states, Chhattisgarh says won’t use it now SECTIONS Share Synopsis Chhattisgarh, Jharkhand, Punjab, Gujarat, West Bengal, Kerala and Madhya Pradesh have each received 37,760 doses of Covaxin. The vaccine vials supplied to the states carry a May expiration date. NEW DELHI: The Centre has expanded the ambit of Bharat Biotech’s Covid-19 vaccine Covaxin by supplying it to seven new states in the middle of the first phase of public immunisation drive. However, Chhattisgarh said it would not use the vaccine till phase-3 trials are over. Chhattisgarh, Jharkhand, Punjab, Gujarat, West Bengal, Kerala and Madhya Pradesh have each received 37,760 doses of Covaxin.