- Requirements: None
- Recommended for all travelers ≥9 months of age going to areas at elevations <2,300 m (7,546 ft) in the regions of Amazonas, Loreto, Madre de Dios, San Martin, Ucayali, Puno, Cusco, Junín, Pasco, and Huánuco, and designated areas (Map 2-23) of the following regions: far north of Apurimac, far northern Huancavelica, far northeastern Ancash, eastern La Libertad, northern and eastern Cajamarca, northern and northeastern Ayacucho, and eastern Piura.
- Generally not recommended for travelers whose itineraries are limited to the following areas west of the Andes: regions of Lambayeque and Tumbes and the designated areas (Map 2-23) of western Piura and south, west, and central Cajamarca.
- Not recommended for travelers whose itineraries are limited to the following areas: all areas >2,300 m (7,546 ft) in elevation, areas west of the Andes not listed above, the city of Cusco, the capital city of Lima, Machu Picchu, and the Inca Trail (Map 2-23).
- Areas with malaria: All departments <2,000 m (6,562 ft), including the cities of Iquitos and Puerto Maldonado and only the remote eastern regions of La Libertad and Lambayeque. None in the following areas: Lima Province; the cities of Arequipa, Ica, Moquegua, Nazca, Puno, and Tacna; the highland tourist areas (Cusco, Machu Picchu, and Lake Titicaca); and along the Pacific Coast (Map 2-24).
- Drug resistance 3: Chloroquine.
- Malaria species: P. vivax 85%, P. falciparum 15%.
- Recommended chemoprophylaxis: Atovaquone-proguanil, doxycycline, mefloquine, or tafenoquine. 4