Current health alerts for Costa Rica
Health notices reported for Costa Rica, with what each means for your trip and how to protect yourself. Our pharmacist will tailor this to your plans.
Chikungunya
On 13 July 2026, the U.S. Embassy in Costa Rica reported an outbreak of chikungunya in Playa Langosta and the surrounding Guanacaste coast including the Santa Cruz area. 45 suspected cases (four confirmed, 17 probable) have been recorded. On 16 July 2026 the US CDC issued a Travel Alert regarding an increased risk of chikungunya to travellers visiting this area.
There's a vaccine for this
Daytime mosquitoes spread it, so repellent and covering up matter; a vaccine suits some travellers.
Last updated 10 November 2026. Contains public sector information from TravelHealthPro (NaTHNaC), licensed under the Open Government Licence v3.0. © UK Health Security Agency. This is general information, not personal medical advice — your travel-health needs are assessed by our pharmacist.
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