- Requirements: Required if traveling from a country with risk of YF virus transmission and ≥1 year of age, including transit >12 hours in an airport located in a country with risk of YF virus transmission. 1
- Recommendations: None
- Areas with malaria: Rare cases in São Tiago Island.
- Drug resistance 3: Chloroquine.
- Malaria species: Primarily P. falciparum.
- Recommended chemoprophylaxis: None (practice mosquito avoidance).