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For vaccination of healthy horses 6 months of age or older, as an aid in reduction of disease, encephalitis and viremia caused by West Nile virus. Foals nursing immune-dams should be vaccinated when maternal antibody levels will allow active immunization.
For primary vaccination aseptically administer 1 mL intramuscularly, repeat with a single dose in 3-4 weeks. Annual revaccination is recommended. A booster dose can be administered at more frequent intervals based upon individual horse or farm disease risk assessment or any time epidemic conditions exist or are reported. Consult your veterinarian.
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