When the virus that causes mpox jumped onto the international stage in 2022, countries around the world, including the United States, turned to vaccines targeting the closely related smallpox virus to curb its spread. Yet it wasn’t until 2024 that Africa, the continent where the virus emerged and first began spreading among people, received its first doses.
On September 13, the World Health Organization authorized a smallpox vaccine called Jynneos, made by Danish pharmaceutical company Bavarian Nordic, for use to tackle growing mpox outbreaks — an administrative move meant to speed distribution. Nigeria had received 10,000 doses on August 27 as part of a donation from the United States,
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