For vaccination of healthy horses 4 months of age or older as an aid in the prevention of disease caused by Eastern and Western encephalomyelitis and tetanus; as an aid in the reduction of respiratory disease caused by equine influenza virus and equine herpesvirus (EHV-1 and EHV-4); as an aid in the reduction of severity of clinical disease, and an aid in the prevention of viremia and mortality caused by West Nile Virus. The duration of immunity (DOI) is at least 12 months for WNV.
Dosage: 1 ml IM; repeat in 3-4 weeks. Need for annual booster has not been established; consult with a veterinarian.
Anaphylactoid reactions may occur. Antidote : Epinephrine.