Jeffers Ivermectin Horse Dewormer, Single Dose

Item #JVBB


Jeffers Ivermectin Horse Dewormer, Single Dose

Jeffers Ivermectin (1.87%) is a broad spectrum horse dewormer used to aid in the control of large & small strongyles, pin worms, lung worms, roundworms and bots. Single Dose Read More

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Featured Advice from Our Experts

What You Should Know About Horse Worms: Treatments, Causes & Info

Common types of worms and a description of each plus what to use to deworm when (printable rotation chart in link at bottom.)


Jeffers Ivermectin Horse Dewormer (1.87%)

A broad spectrum dewormer for horses used to aid in the control of large & small strongyles, pinworms, lungworms, roundworms, bots and more. This new gel formula treats up to 1250 lbs in body weight, kills internal parasites and helps control 46 species and stages of worms and bots.

Aids in the Control of:

  • large and small strongyles
  • pinworms
  • hairworms
  • threadworms
  • stomach worms
  • lungworms
  • roundworms

Also available in:

1 Year Horse Deworming Kit
Premium Horse Dewormer Pack

All horses should be included in a regular parasite control program with particular attention paid to mares, foals, and yearlings. Foals should be treated at 6-8 weeks of age and routine treatment repeated as needed. Consult a veterinarian for a control program to meet specific needs.

Note: May be used in horses of all ages, including mares at any stage of pregnancy. Stallions may be treated without adversely affecting their fertility.

View manufacturer and label information

Any use of a product that is not clearly defined on the label directions should be done only under the supervision of a qualified veterinary professional.


  • Brand: Jeffers
  • Active Ingredient: Ivermectin (1.87%)

Reviews (117)

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  1. 5.0 out of 5 stars

    "Ivermectin horse wormer"

    Great stuff! I use it on horses and dairy goats. Works great! Great value.

  2. 5.0 out of 5 stars

    "Can’t beat the cost!"

    I administered this to all my horses and even the picky ones liked it. So easy and the best deal! I’ve already restocked. Thanks Jeffers

  3. 5.0 out of 5 stars

    "Inexpensive and Effective"

    A good dewormer to include in your arsenal against internal parasites.

  4. 5.0 out of 5 stars


    All products are great, arrived on time love shopping with Jeffers.

  5. 5.0 out of 5 stars

    "Great Product!"

    I always use this product in my dewormer rotation for my horses. Easy to order and receive. Very great price, too!

  6. 5.0 out of 5 stars

    "Thankyou Jeffers"

    Thankyou for an affordable all around good product for worming my horses. I do recommend your ivermectin horse wormer

  7. 5.0 out of 5 stars


    Over 20 yrs. Ordering from Jeffers. Always a good experience.

  8. 5.0 out of 5 stars


    I've ordered several different items from Jeffers and I have been very pleased with everything. From tack, shots, and wormers .....I'm very satisfied !!!

  9. 5.0 out of 5 stars

    "Best price around"

    This is the best price around for ivermectin. Love it and horses don’t seem to spit it out at all. Will buy again.

  10. 5.0 out of 5 stars

    "Great Product!"

    This is a great and very affordable product. When you have more than one horse, worming can get very expensive. This wormier is very affordable and easy to use, horses really like it and it works!

  11. 5.0 out of 5 stars

    "Luv this "

    Fast shipping, great product, my horses love the taste. Thank you jeffers

  12. 5.0 out of 5 stars

    "Jeffers Ivermectin"

    Super fast shipping. Easy to give to my horses unbridled in the pasture. Thanks!

  13. 5.0 out of 5 stars

    "Economical and Great Flavor"

    Our Percherons like the flavor of Jeffers Ivermectin. (Just wish it came in larger doses).

  14. 5.0 out of 5 stars

    "Can't beat it!!"

    Excellent quality. Great price. Thank you, Jeffers!!

  15. 5.0 out of 5 stars

    "great value"

    and the mules seem to like it. Few fight me anymore.

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