Contact the embassy before departure. Exists throughout the year in rural areas below 1500m in the Vivax variety. The Falciparum variety exists sporadically near national borders and where petroleum is being exploited. Resistance to chloroquine for the Falciparum variety has been reported. Vaccination is strongly recommended to all travellers who plan to journey out of the urban areas.
Credit cards have limited acceptance outside Lima.
Exchanging travellers cheques can prove a complex process outside of Lima. US dollar cheques are recommended. Over 430 locations. English may also be spoken. May Sept is regarded as the best time to visit the mountains.