Mosquitoes and dengue prevention

Dengue and other mosquito-borne diseases are a concern in warm areas of Colombia. The best strategy is avoiding bites and eliminating breeding sites. This guide is informational; if you have symptoms, consult a doctor.

Where it occurs

Mainly in warm-climate areas below roughly 2,000 metres, with peaks in rainy seasons. Check public health bulletins.

Personal prevention

Repellent with ingredients recommended by health authorities.
Long sleeves and light colours.
Mosquito nets and air conditioning or window screens.

At home

The Aedes aegypti mosquito breeds in standing water. Empty and cover containers, change vase water and check tanks and trays.

Symptoms

High fever, headache, pain behind the eyes, muscle aches and rash. Consult promptly. Avoid self-medicating with certain painkillers without advice.

Hydration and rest

If diagnosed with dengue, follow medical instructions and stay hydrated.

Travel

Check recommendations before visiting the jungle or coast.

Frequently asked questions

Is there a dengue vaccine?

Options exist in some countries; consult a doctor.

Do mosquitoes bite by day?

Aedes usually bites during daytime.

Which repellent is best?

Those recommended by health authorities; follow instructions.

Related guides

General information based on current rules and practice; it may change. Confirm your case with the official source or an authorized professional. Not legal, tax or medical advice.