clofazimine, which has proven effective against both SARS and MERS in laboratory experiments.Stay informed with live updates on the current COVID-19 outbreak and visit our coronavirus hub for more advice on prevention and treatment.A new study from researchers at Sanford Burnham Prebys Medical Discovery Institute in San Diego, CA, and the University of Hong Kong in Pok Fu Lam suggests that it may also be useful in treating COVID-19.Clofazimine exhibits antiviral properties against SARS-CoV-2 and limits the extreme inflammatory response that commonly occurs with COVID-19.The study has undergone peer review and will soon appear in edited form in the journal Nature.If researchers confirm clofazimine’s efficacy, experts could immediately deploy.