India's drug regulator approves study on mixing of Covaxin and Covishield doses

India's drug regulator approves study on mixing of Covaxin and Covishield doses "The aim of the study is to assess the feasibility on whether a person can be given two different vaccine shots -- one each of Covishield and Covaxin -- to complete the inoculation course," a source said. https://ift.tt/eA8V8J