Bharat Biotech’s Covaxin vaccine is running into deeper troubles abroad Bharat Biotech’s Covaxin vaccine is running into deeper troubles abroad The Brazilian government’s inquiry into the firm, which has developed India’s homegrown Covid-19 dose, has intensified over the past two weeks. Bharat Biotech may be in a hotter soup in Brazil. The Brazilian government’s inquiry into Bharat Biotech, which has developed and manufactures India’s homegrown Covid-19 vaccine Covaxin, has intensified over the past two weeks. The Brazilian parliamentary commission looking into the company’s deal to sell vaccines in the Latin American country will now also investigate an alleged payment of $200,000 from Bharat Biotech to the India-Brazil Chamber of Commerce,