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WHO launches Ervebo ring-vaccine trial in DRC Ebola outbreak

By Drooid · Oct 24, 2026, 6:18 AM UTC · How we work

Summary

Tedros Launches Ebola Trial

WHO Director-General Tedros Ghebreyesus announced an Ebola vaccine trial in the Democratic Republic of Congo.
The trial began on Oct 23 with the first Ervebo dose given in Bunia, Ituri.
Ervebo, approved for Zaire Ebola, will be tested for cross-protection against the Bundibugyo strain.
Tumaini will later add Oxford’s ChAdOx1 and Moderna’s Coalition for Epidemic Preparedness Innovations (CEPI)-funded mRNA vaccines to its ring-vaccination program.

Summary

Nigeria Expands Contact Tracing

Nigeria health authorities expanded contact tracing beyond 44 contacts of the Swiss diplomat’s wife.
The 42-year-old Ugandan-born Swiss patient showed symptoms on October 7 and was diagnosed two weeks later.
Swiss ministry confirmed she traveled to Uganda with her husband and denied a Democratic Republic of Congo visit.
Investigators sequencing the virus noted a link to a Kenyan traveler who passed Entebbe Airport, per Africa CDC’s Dr Wessam Mankoula.

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Tedros Launches Ebola Trial

WHO Director-General Tedros Ghebreyesus announced an Ebola vaccine trial in the Democratic Republic of Congo.
The trial began on Oct 23 with the first Ervebo dose given in Bunia, Ituri.
Ervebo, approved for Zaire Ebola, will be tested for cross-protection against the Bundibugyo strain.
Tumaini will later add Oxford’s ChAdOx1 and Moderna’s Coalition for Epidemic Preparedness Innovations (CEPI)-funded mRNA vaccines to its ring-vaccination program.

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