Bharat Biotech, makers of India's first indigenous vaccine for Covid-19, has advised people not to take 'Covaxin' if they have allergies, fever, bleeding disorder, are on blood thinners, immune-compromised, or are on medicines that affect immune system.

The Hyderabad-based vaccine-maker, in a fact sheet for recipients and caregivers, said that even pregnant and nursing women should not take the vaccine.