Emergencies preparedness, response

Strategy and activities

Mission statement

  • To support countries in preparing and responding effectively to yellow fever outbreaks.
  • To link outbreak response at national level with long-term efforts to control yellow fever at regional and global levels.


  • Effective and timely yellow fever surveillance.
  • Evidence-based assessment of the risk of yellow fever epidemics.
  • Fast and comprehensive response to yellow fever outbreaks including easy access to vaccine for mass vaccination campaigns, social mobilization, vector management and any other relevant aspects to improve outbreak response effectiveness.


  • Ensure timely and effective response to yellow fever outbreaks to prevent (i) high morbidity and mortality and (ii) international spread through :

    • Enhanced yellow fever surveillance: better quality and coverage for better detection of outbreaks
    • Elaboration of evidence-based criteria and tools to assess the risk of spread and the potential impact of the disease in given populations
    • Definition of standard operating procedures for the International Coordinating Group for Vaccine Provision ensuring effective management of the global emergency vaccine stockpile and adequate release of vaccine to support country needs
    • Improved coordination among partners within a well-defined operational framework for outbreak response

  • Bridge outbreak response and long-term strategy to control yellow fever through:

    • Well' defined mechanism of collaboration between WHO and partners
    • Strengthening of yellow fever routine activities in high-risk areas
    • Improved preparedness plan in areas at risk
    • Post-outbreak evaluation to identify strengths and weaknesses in yellow fever control


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