4 More Vaccines Under Development, Says SII Executive Director

Executive Director of Serum Institute of India (SII), Suresh Jadhav, has informed that the company is currently working on four more covid-19 vaccines apart from Covishield. Suresh said, "Three others are in different stages of clinical studies while one is in the pre-clinical stage of the trial". Reportedly, SII has collaborated with US firms like Codagenix and Novavax inc aiming to produce 200 crore doses of vaccine.