• The rVSV-ZEBOV Ebola vaccine, known as Ervebo, has demonstrated near-perfect efficacy in clinical trials, offering hope in combating the Zaire Ebola virus strain.
• Sierra Leone is initiating a nationwide campaign targeting 20,000 frontline workers with the Ervebo vaccine to enhance preparedness for future outbreaks.
• Ervebo, a single-dose vaccine developed by Merck, utilizes a modified virus to stimulate antibody production, providing over 95% protection against the Zaire Ebola virus.
• Challenges remain in ensuring equitable access, addressing vaccine hesitancy, and establishing local vaccine manufacturing in Africa for sustainable control.