A major international health response has been activated after the World Health Organisation (WHO) and the Africa Centres for Disease Control and Prevention (Africa CDC) announced a $518 million joint emergency plan aimed at containing a growing Ebola outbreak in the Democratic Republic of Congo (DRC) and preventing wider regional spread.

The coordinated strategy, unveiled on Friday, will run from June to November and focuses on strengthening surveillance, improving clinical care, expanding laboratory testing, and boosting community engagement in affected areas.

WHO Director-General Tedros Adhanom Ghebreyesus described the initiative as a focused containment effort. “The plan focuses on core areas: emergency coordination, surveillance, laboratory testing, infection prevention and control, clinical care, and community engagement,” he said during a press briefing.

“This is a practical plan. It sets out what we need to do now, together, to contain the current outbreak and reduce the risk of further spread,” he added. He also confirmed that “it’s a time-bound plan, covering June to November this year,” and emphasised that “it’s a costed plan, at $518 million.”

Outbreak Expands Across Provinces With Regional Spillover

Health authorities say the outbreak was officially declared on May 15 in northeastern DRC, though evidence suggests the virus—caused by the rare Bundibugyo strain of Ebola—may have been circulating undetected for some time before confirmation.

According to the WHO’s latest data, the DRC has recorded 381 confirmed cases, including 64 deaths, making this the most significant outbreak of the Bundibugyo strain to date.

The outbreak has spread across three provinces, with Ituri province emerging as the epicentre. Africa CDC officials report that Ituri alone accounts for about 90% of confirmed cases and 76% of deaths, highlighting the severity of transmission in the region.

The virus has also crossed borders, with neighbouring Uganda reporting 16 confirmed cases and one death, raising concerns about further regional spread in densely connected border communities.

Strain-Specific Challenges and Limited Medical Tools

Health experts warn that this outbreak is particularly challenging because it involves the Bundibugyo strain of Ebola, which is considered rare and historically less studied than other variants.

According to Africa CDC, the current outbreak is already larger than the previous recorded Bundibugyo outbreaks in 2007 and 2012, underscoring its unusual scale and spread pattern.

Complicating response efforts further, there are currently no approved vaccines or specific treatments for this strain, leaving containment measures—such as isolation, contact tracing, and infection control—as the primary tools available to health authorities.

A Race to Contain Before Wider Spread

The emergency plan represents a coordinated attempt to prevent the outbreak from escalating into a wider regional crisis. With cross-border movement already confirmed, health agencies are prioritising rapid detection and community-level intervention in high-risk zones.

Officials stress that early containment is critical, particularly in areas where healthcare infrastructure is limited and surveillance systems are stretched.

As the response effort scales up across Central Africa, authorities say the coming months will be decisive in determining whether the outbreak can be contained or continues to expand beyond its current hotspots.