Disease and Insect Prevention: how it works in Brazil — first-hand
Short answer
Travelers to Brazil's high-risk regions like the Amazon and Pantanal should use 50% DEET-based repellents and wear long-sleeved, breathable clothing. Ensure you receive a yellow fever vaccination and consult a doctor regarding malaria prophylaxis before your trip.
From real experience
Fernando de Noronha travel logistics: 1. Environmental/tourism tax is collected at the airport upon arrival.
2. A separate entrance ticket is required for the national park area; organized tours are the standard way to visit these zones. 3. Evenings can have high mosquito activity. 4. May is generally considered a rainy season (200-300mm of precipitation).
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Travelers visiting the Amazon rainforest in Brazil should be vaccinated against yellow fever.
Malaria prophylaxis is recommended; travelers should consult a medical professional for appropriate medication before departure. Long-sleeved, breathable clothing is advised to minimize mosquito bites.
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For high-risk areas like the Amazon or Pantanal, travelers recommend DEET-based repellents with 50% concentration, such as 'Mosquitall Professional'.
Use caution: do not apply in enclosed spaces due to high chemical concentration.
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When visiting Iguazu Falls, apply SPF sunscreen first, followed by a local mosquito repellent.
This combination is reported to be effective in preventing mosquito bites.