Two of four Ebola treatments prove highly effective in a clinical trial

The field experiment will now focus on only the top-performing therapies

a photo of a doctor putting on protective gear

SUITING UP In the Congolese city of Beni, a doctor dons protective gear prior to seeing patients with possible Ebola infections. Early reports from a clinical trial in Congo found that two drugs were highly effective at preventing death from the disease.

World Bank / Vincent Tremeau

Two Ebola treatments have proven to be effective in preventing death during a clinical trial conducted amid the ongoing outbreak in Congo, preliminary data suggest.