Key Points
- There are no vaccines or medicines to prevent La Crosse virus disease (La Crosse).
- The best way to prevent La Crosse is to protect yourself from mosquito bites.
Prevention tips
La Crosse virus is spread to people through the bite of an infected mosquito. Mosquitoes bite during the day and night.
There are no vaccines or medicines to prevent La Crosse.
The best way to prevent infection is to protect yourself from mosquito bites.
- Use insect repellent
- Wear long-sleeved shirts and pants
- Treat clothing and gear
- Take steps to control mosquitoes indoors and outdoors
Additional information about protecting yourself from mosquito bites is available on the CDC Mosquitoes website.