Yellow Fever

  • Requirements: Required if traveling from a country with risk of YFV transmission, including transit in an airport located in a country with risk of YFV transmission. 1
  • Recommendations: None.


  • Areas with malaria: Rare cases in rural areas <1,700 m (5,577 ft) in districts along the southern border shared with India. Rare seasonal cases May–September in Ha Lhuentse, Monggar, Punakha, Trashigang, Trongsa, Tsirang, Yangtse, and Wangdue. None in districts of Bumthang, Gaza, Paro, and Thimphu.
  • Estimated relative risk of malaria for US travelers: Very low.
  • Drug resistance 4: Chloroquine.
  • Malaria species: P. falciparum 70%, P. vivax 30%.
  • Recommended chemoprophylaxis:
  • Mosquito avoidance only.