AIIMS Director Randeep Guleria on Thursday informed that the use of convalescent plasma therapy to treat COVID-19 patient has started at various centres in the country.

"At various centres, we have now started using convalescent plasma that is the blood of COVID-19 patients who have recovered. A large number of patients who have become alright, have come forward and have volunteered to donate their blood," said Guleria.

"We are also looking at new drugs for the treatment, and various other repurposed drugs, which are already available in our country, are also being looked as treatment strategies," he added.