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The Argentinian Ministry of Health reports a continuing dengue fever outbreak. From 1 January 2023 to 8 April 2023, there have been 41 257 cases of dengue in Argentina. Currently, dengue virus is circulating in 4 regions: Central Region (Buenos Aires, Autonomous City of Buenos Aires, Córdoba, Entre Ríos, Santa Fe); Cuyo Region (San Luis); NEA Region (Corrientes, Formosa, Chaco); NOA Region (Catamarca,Jujuy, La Rioja, Salta, Santiago del Estero, Tucumán).
The Ministry of Health also reports 1 092 cases of chikungunya. Circulation of chikungunya virus has virus has been confirmed in Buenos Aires; CABA; Chaco; Cordova; Corrientes; Formosa and Santa Fe and Salta.
Dengue and chikungunya are infections found in tropical and subtropical climates worldwide. They are spread by Aedes mosquito bites and can cause a severe flu-like illness.
There are no vaccines against either dengue or chikungunya licensed in the UK. Treatment is supportive only.
All travellers to endemic regions are potentially at risk of dengue and chikungunya and should be aware of this infection. Aedes mosquitoes are particularly persistent and aggressive. They bite between dawn and dusk.
Travellers developing a fever during or on return from travel are advised to seek medical attention as soon as possible.
For further information see TRAVAX dengue fever and chikungunya pages.
