− | Responsible use of insecticides and repellents, elimination of standing water and stable screening will all help to reduce viral transmission. Environmental application of insecticides may be useful in endemic areas or during an outbreak. Horses infected with Venezuelan EEV should be isolated for 3 weeks after complete recovery and such cases are reportable in the United States. | + | Responsible use of insecticides and repellents, elimination of standing water and stable screening will all help to reduce viral transmission. Environmental application of insecticides may be useful in endemic areas or during an outbreak. Horses infected with Venezuelan EEV should be isolated for 3 weeks after complete recovery. |