The Brazilian government, which agreed to purchase 20 million doses of Bharat Biotech’s COVID-19 vaccine Covaxin, on Wednesday announced suspension of the contract following allegations of irregularities in the deal.

"By recommendation of @CGUonline, we decided to temporarily suspend the Covaxin contract. According to CGU''s preliminary analysis, there are no irregularities in the contract, but, due to compliance, the @minsaude opted to suspend the contract for further analysis," Brazil Health Minister Marcelo Queiroga tweeted.