Costa Ricans travelling to Brazil, in particular to support La Sele in the World Cup, must be vaccinated against Yellow fever (fiebre Amarilla). Ticos should also be vaccinated against measles.
Maria Ethel Trejos, director of Vigilancia de Salud del Ministerio de Salud, explained that the yellow fever vaccine is required by Brazil for Costa Ricans, and the measles vaccines is a recommendation.
Both vaccines should be applied at least ten (10) days before travel to Brazil. Thus, the vaccine should be applied today or tomorrow at the latest for participation in Costa Rica’s first World Cup game on June 14.
The yellow fever vaccines is available only at private pharmarcies across the country. The cost is ¢38.675 colones (US$72) at Walmart and Fischel.
Fischel’s marketin manager, Gabriela Jiménez, said the vaccine is available at all 74 Fischel stores across the country. At the Walmart stores, the vaccine is available at the instore pharamcy. Yolanda Fernández, Walmart’s corporate affairs director said supply is good, but that could change quickly due to the high demand of the last several days.
The yellow fever vaccien can also be found at other pharmacies, but is a hit and miss.
As to the measles vaccines, it can be applied at any Ebais or Caja clinic around the country.
For all non Costa Ricans travelling to Brazil, the CDC recommends the yellow fever vaccine for travelers 9 months of age or older to these areas. The CDC says yellow fever is a risk in certain parts of Brazil. For more information on this recommendation, see yellow fever recommendations and requirements for Brazil. Your doctor can help you decide if this vaccine is right for you based on your travel plans. For more information, see vaccine recommendations by municipality and state 
(Source: Brazil Ministry of Health)
Also of note is for non Costa Rican residents travelling to or back to Costa Rica from Brazil by way of Colombia, be aware that Costa Rica will require proof of Yellow fever vaccine. Good news, if you forget or weren’t aware of the vaccination requirement to travel to Costa Rica from Colombia, vaccination is available at the Bogota El Dorado airport.
