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4.8 out of 5 stars. 174 reviews
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Prestige 5 Plus WNV Vaccine for Horses, 1 Dose, 65638

Prestige 5 Plus WNV Vaccine for Horses, 1 Dose, 65638

Item # 1606529

Size: 1 Dose


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Prestige 5 Plus WNV Vaccine for Horses, 1 Dose, 65638

Item # 1606529

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$65.54

$68.99

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$68.99

Size: 1 Dose


Shopping at

Grassland (franklin) TN

Out of stock delivering to

37027


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The Merck Animal Health Prestige 5 +WNV Horse Vaccine has been shown to be effective for the vaccination of healthy horses 6 months of age or older against Eastern and Western encephalomyelitis viruses, EIV, EHV-1, EHV-4, tetanus, and West Nile Virus. Duration of immunity from the horse vaccine has been shown at 6 months for EIV. For more information regarding safety and efficacy data, go to productdata.aphis.usda.gov. This product has been shown to decrease virus shedding of EIV, EHV-1 and EHV-4, as well as to decrease encephalitis and viremia caused by West Nile Virus. Foals nursing immune-dams should be vaccinated when maternal antibody levels will allow active immunization.

For additional information on this product, please see the Product Documents section for all downloadable user manuals, installation guides, brochures and warranty statements.

Looking for more information on horse antibiotics and vaccines? Check out our guide on horse antibiotics and vaccines in the product documents section.

  • Multiple antigen combination in WNV vaccine reduces need for several injections
  • Available in 10-dose vials and 1 mL single-dose prefilled syringes
  • Equine vaccine formulated to minimize reactions and maximize protection
  • West Nile virus (WNV) is the leading cause of arbovirus encephalitis in horses and humans in the United States
  • Tetanus, WNV, EEE and WEE are considered 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 EIV
  • A combination of inactivated, concentrated, adjuvanted, tissue culture origin equine encephalomyelitis viruses (Eastern and Western), equine herpesvirus types 1 and 4 (EHV-1 and EHV-4), equine influenza virus type H3N8 strains EIV A/eq/Florida/RW/13, EIV A/Equine 2/Kentucky/02 American, EIV A/eq/Richmond/1/07, West Nile virus flavivirus chimera and tetanus toxoid
  • Advanced filtration process through the Antigen Purification System (APS)

Q&As

1 - 9 of 9 Questions

Q: What does this vaccine cover?

2 months ago
1 Answer
  • AI-assisted
    A: Hi Neighbor- This vaccine protects healthy horses against Eastern and Western encephalomyelitis viruses, equine influenza virus (EIV), equine herpesvirus types 1 and 4 (EHV-1 and EHV-4), tetanus, and West Nile Virus.
    2 months ago
    Helpful?

Q: is this product safe for a pony?

4 months ago
1 Answer
  • A: Hi Neighbor- We advise working with your local Vet, regarding vaccines.
    4 months ago
    Helpful?

Q: is this 1 shot and done for year? or do these need a booster for 1st year and booster yearly going forward?

5 months ago
1 Answer
  • A: Hi Neighbor- Please consult with your local Vet regarding vaccines and dosages.
    5 months ago
    Helpful?

Q: Does it come with the booster? If not how and where should I get a booster and what booster should I get

10 months ago
1 Answer
  • A: Hi Neighbor! This is a 1 dose package. We recommend speaking with a veterinarian for recommendations of a booster to get.
    10 months ago
    Helpful?

Q: Is it adminstered under the skin or intramuscular?

11 months ago
1 Answer
  • A: Hi Neighbor- This is applied intramuscularly.
    11 months ago
    Helpful?

Q: What color is this vaccine suppose to be? Everyone told me it should be pink but mine was a brown tea color.

2 years ago
1 Answer
  • A: Please see the attached manual to better answer your question https://media.tractorsupply.com/is/content/TractorSupplyCompany/tsc/product/1/60/65/29/1606529_Man1.pdf
    2 years ago
    Helpful?

Q: How do I show proof of vaccines?

2 years ago
1 Answer
  • A: Peel off the label from the vial and attach it to your horse's vet records with the date it was administered.
    2 years ago
    Helpful?

Q: Is this vaccine safe for pregnant mares?

4 years ago

Originally posted on SCBT

1 Answer
  • A: Merck does recommend that you consult your veterinarian before administering this to pregnant mares.
    4 years ago

Q: What do I keep to show proof of vaccinations?

4 years ago
1 Answer
  • Merck Animal Health Brand
    A: Thank you for your question about showing proof of vaccination for your horses. We have a Horse Vaccine Record form that can be shared with you if you share your email address, however we recommend emailing RetailTeam@merck.com so that your email is not out here on a public site where it is viewable by others. We can then send you our Horse Vaccine Record form. Your veterinarian may also have one that he or she can give you or email you. Thank you, Jamie S., Merck Animal Health.
    4 years ago
    Helpful?

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Reviews

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151 reviews with 5 stars.
17 reviews with 4 stars.
1 review with 3 stars.
2 reviews with 2 stars.
3 reviews with 1 star.

Overall Rating

4.8
44 out of 45 (98%) reviewers recommend this product

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1 to 4 of 174 Reviews .
1 – 4 of 174 Reviews
Review 1

Customer care

8 days ago
Consistent results with Prestige. Santa Cruz is always mindful of lot numbers matching when multiple doses are purchased.
Product Tested : 5/19/2026

Originally posted on SCBT

Review 1

Little to no sore necks

3 months ago
The next day you would never know they had an immunization
Product Tested : 3/3/2026

Originally posted on SCBT

Review 1

Trusted Quality

6 months ago
Good quality vaccine, with wide range of coverage. No mixing required.
Product Tested : 12/10/2025

Originally posted on SCBT

Review 1

Prestige 5+ WNV

7 months ago
A great product I have been using for years on all of my horses & even for weanlings 6 months of age. I highly recommend if you are looking for an all-in-one vaccine.
Product Tested : 10/29/2025

Originally posted on SCBT