Key points

• On March 21, 2023, Tanzania declared an outbreak of Marburg virus disease. Confirmed cases have been reported in the Kagera Region.
• Local health authorities are working to identify cases and conduct case investigations, strengthen surveillance, identify sources of transmission, and educate communities about the risks and dangers of Marburg.
• If you travel to Tanzania, you should:
  • Avoid contact with sick people who have symptoms such as fever, muscle pain, and rash.
  • Avoid contact with blood and other body fluids.
  • Avoid contact with dead bodies or items that have been in contact with dead bodies, participating in funeral or burial rituals, or attending a funeral or burial.
  • Avoid visiting healthcare facilities in the outbreak area for nonurgent medical care or for nonmedical reasons.
  • Avoid visiting traditional healers.
  • Avoid contact with fruit bats and the caves and mines where they live.
  • Avoid nonhuman primates (e.g., chimpanzees, gorillas).
• Watch your health for symptoms of Marburg while in the outbreak area and for 21 days after leaving the outbreak area.
  • If you develop fever, chills, muscle pain, rash, sore throat, diarrhea, weakness, vomiting, stomach pain, or unexplained bleeding or bruising while in the outbreak area, you should separate yourself from others (isolate) and seek medical care immediately.
  • Follow additional recommendations after you return to the United States.

Traveler Information

• Health Information for Travelers to Tanzania
• CDC Marburg website
• Travelers’ Health Ebola and Marburg website
• WHO Marburg Virus Disease
• Travel health and medical evacuation insurance
• Register with the US Department of State

Clinician Information

• Viral Hemorrhagic Fevers in the CDC Yellow Book: Health Information for International Travel
• Viral Hemorrhagic Fevers for Healthcare Providers