India's first intranasal vaccine, being developed by Bharat Biotech in collaboration with the Department of Biotechnology and its PSU, the Biotechnology Industry Research Assistance Council (BIRAC), on Friday got regulatory approval for Phase 2/3 trials.

"Bharat Biotech's intranasal vaccine is the first nasal vaccine that has received the regulatory approval for Phase 2/3 trials. This is the first of its kind Covid-19 jab to undergo human clinical trials in India. BBV154 is an intranasal replication-deficient chimpanzee adenovirus SARS-CoV-2 vectored vaccine.BBIL has in-licensed technology from Washington University in St Louis, USA," a Ministry of Science & Technology statement said.