Overview Prestige® EHV - 1/4 has been shown to be effective for the vaccination of healthy horses 6 months of age or older against EHV-1 and EHV-4. This product has been shown to be effective against virus shedding of EHV-1 and EHV-4..

  • Meets United States Equestrian Federation (USEF)/ Federation Equestre Internationale (FEI) 6-month vaccination requirements for EHV and EIV
  • Annual revaccination with this product is recommended
  • Recommended uses include horses that travel and are in frequent contact with large numbers of horses, horses at home exposed to traveling horses and horses with compromised or immature