Britain's health minister Matt Hancock said anti-viral drug Remdesivir was probably the most significant development yet in treating COVID-19 patients.
"This is probably the biggest step forward in the treatment of coronavirus since the crisis began," he told a government news conference on Tuesday.
That followed an earlier announcement that Britain would provide the drug, manufactured by Gilead Sciences, to some patients.
(Reporting by Paul Sandle, Kylie MacLellan and David Milliken, writing by William James; editing by Stephen Addison,)
