Ebola vaccine for Bundibugyo strain could take months before human trials
A vaccine for the Bundibugyo strain of Ebola is still months away from human trials, according to the World Health Organization. There are two potential candidates, but neither is ready for testing, and the timeline for availability is uncertain. Health officials are considering existing vaccines, including one for the Zaire strain, but its effectiveness against Bundibugyo remains unclear.
- ▪The only approved vaccines for Ebola target the Zaire strain.
- ▪There are currently no approved vaccines for the Bundibugyo strain of the Ebola virus.
- ▪Health officials are considering Merck’s Ebola vaccine, Ervebo, which targets the Zaire strain, for potential use against Bundibugyo.
5 outlets in our directory ran this story, first to last over 3 days. Coverage spans 2 points on the political spectrum — 1 lean left, 3 centre.
- ▪ Ebola outbreak 'spreading rapidly' - as vaccine from UK scientists 'months away' — Sky News — Top
- ▪ UK scientists developing new Ebola vaccine that could be ready in months — BBC News
- ▪ Ebola outbreak: When will a vaccine be developed for the new strain? — Al Jazeera English
- ▪ Ebola vaccine months away — The Sydney Morning Herald
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| Canonical URL | https://www.nbcnews.com/health/health-news/ebola-vaccine-bundibugyo-strain-take-months-human-trials-rcna345926 |
| Publication time | Wed, 20 May 2026 16:55:06 GMT |
| Retrieval time | 2026-05-20T17:10:02.708Z |
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Health newsEbola vaccine for Bundibugyo strain could take months before human trialsThe only approved vaccines for Ebola target the Zaire strain.Listen to this article with a free account00:0000:00A staff member of the CBCA Virunga Hospital in Goma, Congo, checks a visitor's temperature. Jospin Mwisha / AFP via Getty ImagesShareAdd NBC News to GoogleMay 20, 2026, 12:55 PM EDTBy Berkeley Lovelace Jr.A vaccine for the Ebola strain driving the outbreak in the Democratic Republic of Congo and Uganda is likely months away from human trials, and there is no guarantee it would work, the World Health Organization said Wednesday.
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