what is equine ewt vaccination?
West Nile Innovator + EWT (West Nile + 2-way Sleeping Sickness + Tet) Equine Vaccine is for the vaccination of healthy horses as an aid in the prevention of disease caused Eastern and Western equine encephalomyelitis viruses and tetanus, and as an aid in the prevention of viremia caused by West Nile Virus. ITEM. SIZE.