NEW DELHI : Three of the nearly 30 coronavirus vaccine candidates in the country are in advanced stages of clinical trials, while four are in pre-clinical development stage, Science and Technology Ministry Harsh Vardhan said on Friday.A high-level expert group is looking into matters related to vaccine distribution and immunisation, he said."Nationally, nearly 30 vaccine candidates are under development, by both industry and academia.
These vaccines are in different stages of pre-clinical and clinical development of which three candidates are in advanced stage of Phase I/II/III trials and four are in advanced pre-clinical development stage," Vardhan said in a written response to a question in the Lok Sabha.The distribution and immunisation.