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North America
Costa Rica
Eco-tourism hub with good private healthcare and mosquito-borne illness in lowlands.
Routine vaccines
- MMR
- Tdap
- Polio
- Influenza
Recommended vaccines
- Hepatitis A & B
- Typhoid
- Rabies (rural/bat exposure)
- Yellow Fever (if arriving from endemic country)
Disease risks & prevention
Dengue, Zika & Chikungunya
Repellent day and night in coastal lowlands.
Traveler's Diarrhea
Bottled water outside San José; wash produce.
Adventure sport injuries
Use certified operators for rafting and ziplining.
Water
Tap water safe in San José and most of the Central Valley; bottled elsewhere.
Food
Generally good standards.
Insects
DEET in lowlands and rainforest lodges.
General information only, pending clinical review. Not a substitute for professional medical advice — consult a travel medicine specialist before your trip.
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