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Top-10 Horse Fly Repellents
Loved in the USA

Handpicked for quality & trusted by thousands of customers
#1
Top Rated in the USA
PYRANHA HP
Pyranha

PYRANHA HP CONCENTRATE 2.5 GAL

Fast Delivery
10.0
101 reviews

Solid Value from a Trusted Brand

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1 350 bought in past month
#2
Absorbine
Absorbine

Born in the USA

Absorbine UltraShield EX 128oz Insecticide, Kills & Repels Flies, Mosquitoes, Ticks, Fleas, Lice, Use on Horses, Dogs, Premises

10%OFF

Fast Delivery
9.7
3 642 reviews

Item still has Pre-Tariff price

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1 248 bought in past month
Last Purchases
Je***er
Houston, TX
3d ago
Seb***ian
Houston, TX
2d ago
Cha***tte
San Diego, CA
5h ago
#3
Farnam Tri
Farnam

Born in the USA

Farnam Tri-Tec 14 Fly Spray for Horses – Long-Lasting Insect Repellent Kills and Repels Flies, Gnats, Ticks & Mosquitoes, Conditions Coat – Up to 14 Days Protection – 128 oz

22%OFF

Fast Delivery
8.8
926 reviews

Item still has Pre-Tariff price

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1 146 bought in past month
Quality and price are both spot on.
DianaNashville, TN
#4
Pyranha 00
Pyranha

Pyranha 001GWIPEG 068022 Wipe N'Spray Fly Protection Spray for Horses, 1 Gallon,Yellow

Fast Delivery
8.8
1 990 reviews

Solid Value from a Trusted Brand

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1 044 bought in past month
Curated products trusted bytrust us brands
#5
Farnam End
Farnam

Born in the USA

Farnam Endure Sweat-Resistant Horse Fly Spray, Kills, Repels, Protects, 32 Ounces, Quart Spray

25%OFF

Fast Delivery
8.2
2 952 reviews

Item still has Pre-Tariff price

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942 bought in past month
#6
Farnam Rep
Farnam

Born in the USA

Farnam Repel-X Ready-To-Use Fly Spray, Insecticide And Repellent For Horses And Dogs, 32 Fluid Ounces, 1 Quart Bottle With Trigger Sprayer

5%OFF

Fast Delivery
7.6
3 601 reviews

Item still has Pre-Tariff price

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840 bought in past month
#7
Farnam SWA
Farnam

Born in the USA

Farnam SWAT CLEAR Horse Fly Control for Horses, Ponies and Dogs, 7 ounce jar

11%OFF

Fast Delivery
7.6
5 856 reviews

Item still has Pre-Tariff price

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738 bought in past month
#8
Farnam Equ
Farnam

Born in the USA

Farnam Equi-Spot, Horse Fly Control, Long-lasting Protection, 6 Applications, 12-Week Supply for One Horse

17%OFF

Fast Delivery
7.6
1 477 reviews

Item still has Pre-Tariff price

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636 bought in past month
#9
Pyranha GA
Pyranha

Pyranha GAL Nulli-Fly

31%OFF

Fast Delivery
7.0
370 reviews

Item still has Pre-Tariff price

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534 bought in past month
#10
Farnam Rep
Farnam

Born in the USA

Farnam Repel-X pe Concentrated Fly Spray for Horses, Just Add Water 16 Ounces

18%OFF

Fast Delivery
7.0
489 reviews

Item still has Pre-Tariff price

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432 bought in past month

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Absorbine
Absorbine

Born in the USA

Absorbine UltraShield Green All-Natural Fly & Insect Repellent for Horses & Dogs, Essential Oils Repel & Control, 32oz Spray Bottle

25%OFF

Fast Delivery
982
verified reviews

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330 bought in past month
Farnam Nat
Farnam

Born in the USA

Farnam Nature's Defense Natural Horse Fly Spray, Liquid Concentrate, Mix with Water, 32 Ounces, One Quart

19%OFF

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256
verified reviews

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228 bought in past month
Farnam Equ
Farnam

Born in the USA

Farnam Equisect Botanical Fly Repellent for Horses, Dogs and Cats, 32 Ounces, Quart Spray

34%OFF

Fast Delivery
1 633
verified reviews

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126 bought in past month
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Pyranha Ze
Pyranha

Pyranha Zero-Bite All Natural Fly Spray, 32 Ounce

25%OFF

Fast Delivery
904
verified reviews

Item still has Pre-Tariff price

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24 bought in past month
Pyranha Le
Pyranha

Pyranha Legacy Fly Spray 32oz

Fast Delivery
42
verified reviews

Solid Value from a Trusted Brand

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Our Top Picks

#1

Winner

PYRANHA HP CONCENTRATE 2.5 GAL

Rating
10.0
Chosen by1,350
Ease of Application

Most important from
101 reviews

Ease of Application
Works great in large fly spray tanks, providing relief from biting flies.

PYRANHA HP CONCENTRATE 2.5 GAL is a horse-fly repellent formulated with high-quality pyrethroids, known for their effectiveness against a wide range of biting insects. The product offers quick knock-down and long-lasting protection, making it suitable for controlling various pests like horn flies, deer flies, stable flies, face flies, midges, mosquitoes, and more. This broad-spectrum effectiveness is a significant strength, making it versatile for different environments where these insects are prevalent.

The formulation type is a concentrate, which means it needs to be mixed with water before use, allowing flexibility in adjusting the potency based on specific needs. One drawback is the need for proper dilution, which might be less convenient for some users compared to ready-to-use formulations. PYRANHA HP CONCENTRATE provides extended protection, although the exact length of time is not specified. The product's water resistance is beneficial, ensuring it remains effective even after exposure to rain or sweat.

Safety and skin sensitivity aspects are crucial, and while generally pyrethroids are considered safe for use, it is always recommended to test a small area first to prevent any potential skin reactions in horses. With a package weight of 10.682 kg and dimensions of 7 x 9 x 15 inches, the product is relatively large, which may require adequate storage space. Ease of application might require some effort due to the need for mixing, but once prepared, applying it should be straightforward. As a top-ranked product in horse-fly repellents, PYRANHA HP CONCENTRATE is a reliable choice for those looking for an effective and long-lasting solution to manage biting insects.

Rating
10.0
Chosen by1,350
Ease of Application

Most important from
101 reviews

Ease of Application
Works great in large fly spray tanks, providing relief from biting flies.
#2

Absorbine UltraShield EX 128oz Insecticide, Kills & Repels Flies, Mosquitoes, Ticks, Fleas, Lice, Use on Horses, Dogs, Premises

Rating
9.7
Active Ingredients
Formulation Type
Duration of Effectiveness

Most important from
3642 reviews

Active Ingredients
The inclusion of sunblock and lanolin not only protects animals but also makes their coats shiny and sleek.
Formulation Type
The product's versatility as both a horse spray and a premise spray is highly valued for keeping barns bug-free.
Duration of Effectiveness
This stuff actually works! It repels and kills bugs instantly, providing relief for horses with allergies.
Safety and Skin Sensitivity
The spray is effective on a wide range of pests, including fleas on dogs, bringing immediate relief.
Ease of Application
It makes a noticeable difference in reducing gnats and other pests, with a pleasant scent that enhances the environment.

Absorbine UltraShield EX is a robust horse-fly repellent that also targets over 70 other pests including mosquitoes, ticks, and fleas. One of its key strengths is its formulation; it is ready-to-use and water-based, eliminating the need for mixing before application. This makes it easy to apply on horses, dogs, and even on premises like barns. Additionally, the product boasts weatherproof protection for up to 17 days, which is enhanced by UltraBond Technology, making it effective even in varying weather conditions.

The inclusion of multiple sunscreens and coat conditioners adds value, ensuring the safety and skin sensitivity of the animals while also protecting them from the sun. Being made in the USA can be reassuring for some buyers concerned with product quality and manufacturing standards. On the downside, the large size of the container (128oz) might be cumbersome for some users, and its weight (8 pounds) could be a drawback for easy handling.

Despite its effectiveness, the duration of 17 days may require frequent reapplication, which might be less convenient for some users. The product’s dimensions are also relatively large, which might pose storage challenges. However, for those looking for a powerful and wide-ranging pest repellant that is easy to use and offers good skin protection, Absorbine UltraShield EX is a compelling option.

Rating
9.7
Active Ingredients
Formulation Type
Duration of Effectiveness

Most important from
3642 reviews

Active Ingredients
The inclusion of sunblock and lanolin not only protects animals but also makes their coats shiny and sleek.
Formulation Type
The product's versatility as both a horse spray and a premise spray is highly valued for keeping barns bug-free.
Duration of Effectiveness
This stuff actually works! It repels and kills bugs instantly, providing relief for horses with allergies.
Safety and Skin Sensitivity
The spray is effective on a wide range of pests, including fleas on dogs, bringing immediate relief.
Ease of Application
It makes a noticeable difference in reducing gnats and other pests, with a pleasant scent that enhances the environment.
#3

Farnam Tri-Tec 14 Fly Spray for Horses – Long-Lasting Insect Repellent Kills and Repels Flies, Gnats, Ticks & Mosquitoes, Conditions Coat – Up to 14 Days Protection – 128 oz

Rating
8.8
Duration of Effectiveness
Ease of Application

Most important from
926 reviews

Duration of Effectiveness
This spray effectively keeps flies away, impressing even professionals like farriers.
Ease of Application
The large refill jug is preferred due to issues with smaller spray bottle sprayers, offering better convenience for regular use.

Farnam Tri-Tec 14 Fly Spray is a liquid insect repellent designed especially for horses, offering protection against flies, gnats, mosquitoes, ticks, and other pests. Its main active ingredient is Permethrin, which is known for effective insect control. The spray is notable for its long-lasting effect, providing up to 14 days of protection under ideal conditions, which is longer than many similar products. This makes it a good choice for horse owners looking for less frequent application.

The formulation includes coat conditioners that help maintain a healthy, shiny coat, which is a nice bonus beyond just repelling insects. The product is water resistant, but heavy rain or washing will require reapplication to keep the protection strong. Application is flexible: it can be sprayed over the body or wiped on the horse’s face carefully to avoid sensitive areas like eyes and nose. However, since it contains Permethrin, it’s important to follow safety instructions, especially washing hands after use and not applying it to horses meant for meat consumption.

The spray comes in a large 128-ounce refill size, which is economical for regular use, though it’s a heavy container that might be less convenient for small-scale users. Customers rate it highly for effectiveness and scent. While it generally suits all horse breeds and life stages, you should still monitor your horse for any skin sensitivity at first use. Farnam Tri-Tec 14 provides strong, long-lasting horse fly repellent protection that balances insect defense with coat care, making it ideal for those wanting reliable and less frequent treatments.

Rating
8.8
Duration of Effectiveness
Ease of Application

Most important from
926 reviews

Duration of Effectiveness
This spray effectively keeps flies away, impressing even professionals like farriers.
Ease of Application
The large refill jug is preferred due to issues with smaller spray bottle sprayers, offering better convenience for regular use.

Buying Guide for the Best Horse Fly Repellents

Choosing the right horse-fly repellent is crucial for ensuring the comfort and health of your horse. Horse-flies can cause irritation, stress, and even transmit diseases. When selecting a repellent, it's important to consider various factors to find the best fit for your horse's needs. Here are some key specifications to look at and how to navigate them.
Active IngredientsActive ingredients are the chemicals or natural substances that repel or kill horse-flies. This spec is important because it determines the effectiveness and safety of the repellent. Common active ingredients include DEET, permethrin, and natural oils like citronella. DEET and permethrin are highly effective but can be harsh on sensitive skin, while natural oils are gentler but may need more frequent application. Choose an active ingredient based on your horse's skin sensitivity and the level of fly infestation.
Formulation TypeFormulation type refers to the form in which the repellent is available, such as sprays, wipes, gels, or lotions. This is important because it affects ease of application and coverage. Sprays are quick and cover large areas, wipes are convenient for targeted application, gels provide long-lasting protection, and lotions can be soothing. Consider your horse's temperament and the areas you need to cover when choosing a formulation type.
Duration of EffectivenessDuration of effectiveness indicates how long the repellent will work before needing reapplication. This is crucial for maintaining continuous protection. Some repellents last for a few hours, while others can provide protection for several days. If your horse spends a lot of time outdoors or in areas with high fly activity, a longer-lasting repellent may be more suitable. For shorter outings or less infested areas, a shorter duration may suffice.
Water ResistanceWater resistance refers to the repellent's ability to remain effective after exposure to water, such as rain or sweat. This is important for horses that are active or live in humid climates. Water-resistant repellents ensure that your horse remains protected even when wet. If your horse sweats a lot or is often exposed to rain, choose a water-resistant repellent to maintain effectiveness.
Safety and Skin SensitivitySafety and skin sensitivity are about how gentle the repellent is on your horse's skin. This is important to prevent irritation or allergic reactions. Some horses have sensitive skin and may react to certain chemicals. Look for repellents labeled as safe for sensitive skin or hypoallergenic. If your horse has had reactions to repellents in the past, opt for natural or milder formulations.
Ease of ApplicationEase of application refers to how simple and quick it is to apply the repellent. This is important for ensuring that you can effectively cover your horse without causing stress. Some products come with easy-to-use spray nozzles, while others may require more effort to apply evenly. Consider your own convenience and your horse's behavior when choosing a product that is easy to apply.

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