Merck's Ebola Vaccine Showed 84% Effectiveness During Large Outbreak In Africa
Merck's rVSV-ZEBOV vaccine, the only WHO-prequalified vaccine for Ebola outbreaks caused by the Zaire ebolavirus, is FDA-approved for adults and children. A study on the 2018–20 Congo outbreak shows the vaccine is 84% effective, confirming its real-world impact in controlling Ebola outbreaks.