Encevac T + WNV, 1 mL

Item #I6A0


Encevac T + WNV, 1 mL

Encevac T + WNV with Havlogen (1 Dose) Equine Vaccine protects healthy horses 6 months & up against Eastern/Western Equine Encephalomyelitis Viruses, Tetanus & West Nile Virus. Read More

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Encevac T + WNV with Havlogen, 1 mL


The first 3-Way plus WNV combo for horses from the Prestige vaccine line.

Encevac T + WNV with Havlogen is a core vaccine for vaccinating your healthy horses 6 months of age or older before exposure to certain viral and bacterial diseases that can be highly contagious and pose a risk of severe disease.

Encevac T + WNV with Havlogen Key Uses:

  • Aids in the Prevention of:
    • Eastern Equine Encephalomyeitis (EEE)
    • Western Equine Encephalomyeitis (WEE)
    • Tetanus
  • Aids in the Reduction of:
    • Disease caused by West Nile Virus (WNV)
    • Encephalitis caused by West Nile Virus (WNV)
    • Viremia caused by West Nile Virus (WNV)

Encevac T + WNV with Havlogen Dosage & Administration:

  • For primary vaccination:
    • administer 1 mL intramuscularly with syringe & sterile needle*
    • repeat with a single dose in 3-4 weeks
  • Annual revaccination recommended (usually in the Spring)
  • Optional booster dose can be administered every 6 months depending on risk
  • Suggested for pregnant mares 4-6 weeks prior to foaling
*Includes 1 Dose (1 mL) Syringe with Separate Sterile Needle.

Benefits of Encevac T + WNV with Havlogen:

  • Formulated with Havlogen, Merk's exclusive adjuvant
  • Adjuvant produces booster effect stimulating higher, longer-lasting protection through slow release of antigens
  • Allows concentration of antigens while minimizing adverse reactions
  • Stays in suspension and doesn't settle to the bottom of vial or syringe for consistency and potency in each dose

View manufacturer and/or product label information.


  • Brand: Merck
  • Type: Eastern & Western Equine Encephalomyelitis, Tetanus, West Nile Virus
  • Amount: 1 Dose Syringe

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  1. 5.0 out of 5 stars


    I use this and have had great success.

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