Bharat Biotech's fact sheet on COVID-19 vaccine Covaxin, has advised pregnant or breastfeeding women, besides people with high fever or bleeding disorders, not to take the antidote. Bharat Biotech in the fact sheet on Covaxin, posted in its website, said the clinical efficacy of the vaccine is yet to be established and is being studied in Phase-III clinical trial and therefore it is important to appreciate that receiving the vaccine does not mean other precautions related to COVID- 19 need not be followed. "You should not get Bharat Biotech's COVID-19 vaccine Covaxin if you have any history of allergies. Have high fever. Have bleeding disorder or are a blood thinner. Immune compromised or are a medicine that affects your immune system. Are pregnant. Are breastfeeding. Have received another COVID-19 vaccine. Any other serious health-related issues, as determined by the vaccinator/ Officer supervising vaccination," the fact sheet said. India to export corona vaccines to Bangladesh free of cost Health care: Adopt these tips to avoid cataract No Covid shots for pregnant and lactating women: Health ministry