According to the Agence-Regionale de Sante Provence-Alpes Cote de-Azur reported the first indigenous case of chikungunya on Wednesday, June 11, 2025, in the commune of La Crau (Var).
This is the first confirmed case in metropolitan France this year. Immediate measures are being implemented to limit any risk of spread.
An indigenous case is when a person contracts the disease on national territory and did not travel to a endemic area in the 15 days preceding the onset of symptoms.
To prevent the spread of the disease, mosquito control is being carried out in the municipality by the Interdepartmental Agreement for the Control of Mosquitoes on the Mediterranean Coast (EID-Med), on public roads and in private gardens located around the case. The goal is to quickly eliminate breeding sites and adult mosquitoes, which can transmit the virus.
This mosquito control action will be supplemented by a door-to-door survey carried out by the ARS Paca and Public Health France in homes in the affected area in order to identify people who may be showing symptoms, inform them on what to do and disseminate prevention messages.
Finally, hospitals, private doctors and medical analysis laboratories in the area are also mobilized to care for, screen and remind people who may present symptoms of chikungunya of preventive measures.
Sante publique France reports from January 1 to April 30, 2025, the following cases were identified through mandatory reporting:
1,099 imported cases of dengue fever
919 imported cases of chikungunya
5 imported cases of Zika
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From May 1, the start of enhanced surveillance, until June 10, 2025, the following cases were identified:
337 imported cases of dengue fever
507 imported cases of chikungunya
2 imported cases of Zika
Everyone, by changing their behavior, can protect themselves and their loved ones.
1. Protect yourself from mosquito bites
It is advisable to:
use a skin repellent, especially in the morning and at the end of the day
wear loose, covering clothing;
use air conditioners or fans which bother mosquitoes;
use mosquito nets for newborns or bedridden people
2. Consult your doctor immediately if you experience any suggestive symptoms : high fever, joint or muscle pain, fatigue, headache, skin rash.
3. Avoid the proliferation of mosquitoes
Eliminate stagnant water in which mosquitoes develop, by following simple and effective actions to be carried out once a week:
✓ empty plant pots and anything that retains small quantities of water (garden furniture, tarpaulins, etc.);
✓ store anything that may contain water (children's toys, buckets, watering cans) away from the rain;
✓ close water reserves (barrels, cans) tightly or cover them with a mosquito net;
✓ ensure that gutters drain properly;
✓ maintain green spaces that can become resting places for adult mosquitoes.