Study On Mixing Covaxin, Covishield Gets Drug Regulator Approval: Sources

New Delhi:  A study on mixing Covishield and Covaxin, the two main vaccines used in India’s COVID-19 vaccination programme, has been given the go-ahead by the Drugs Controller General Of India (DCGI), say sources. This study and its clinical trials, sources add, will be conducted by Vellore’s Christian…