<span style="color: #222222;">Top Trump administration health official has said that as many as 72 trials of therapeutics are underway and 211 in the planning stages to find a cure for coronavirus. This includes convalescent plasma as well as antiviral therapies, he added.<br />''<br />''Commissioner of Food and Drug Administration (FDA) Stephen M Hahn told reporters at a White House news conference Yesterday that the work was under way on finding a vaccine for the coronavirus and the FDA had authorised two firms on vaccine trials.<br />''<br />''To date, the FDA has issued 44 individual emergency use authorisations for test kit manufacturers and laboratories.</span><br />