Description This product has been shown effective for the vaccination of healthy horses 6 months of age or older against Eastern and Western encephalomyelitis (EEE and WEE) viruses, equine influenza virus (EIV), equine herpesvirus type 1 (EHV-1), equine herpesvirus type 4 (EHV-4), and tetanus. Duration of immunity has been shown at 6 months for EIV. This product has been shown to decrease virus shedding of EIV and EHV-1. Foals nursing immune dams should be vaccinated when maternal antibody levels will allow active immunization.Multiple antigen combination reduces need for several injectionsFormulated to minimize reactions and maximize protectionAvailable in 10-dose vials. Also available in convenient, low-volume 1 mL doses in single, prefilled syringesTetanus, EEE and WEE are core vaccinations recommended by the AAEP vaccine guidelines and are indicated in the immunization program for all horses each year.Provides 6 months of protection against EIVA combination of inactivated, concentrated, adjuvanted, tissue culture origin equine encephalomyelitis viruses (Eastern and Western), equine herpesviruses types 1 and 4 (EHV-1 and EHV-4), equine influenza virus type H3N8 strains (EIV A/Equine 2/ Kentucky/93 American, EIV A/Equine 2/Kentucky/02 American and EIV A/Equine 2/Newmarket/2/93 Eurasian) and tetanus toxoid. Intervet serological data suggest influenza cross protection against certain U.S. and European strains, including Kentucky 91, 93, 99, 02, Ohio 03, Newmarket/1/93, Newmarket/2/93, Suffolk 89 and South Africa 03.Advanced filtration process through the Antigen Purification System (APSâ¢)