Phase 1 and 2 human clinical trials of two of the vaccine candidates, developed indigenously by Bharat Biotech, in collaboration with the Indian Council of Medical Research (ICMR), and Zydus Cadila Ltd, are currently underway.
The Serum Institute of India has been permitted to conduct Phase 2 and 3 human clinical trials of the third vaccine candidate developed by Oxford University. The Pune-based institute has partnered with AstraZeneca for manufacturing the vaccine.