
04/24/2025
WHY IS TICK CONTROL IN HORSES IMPORTANT?
Ticks are becoming an increasingly significant parasite of horses across the United States. Ticks cause localized tissue irritation, which can result in the horse constantly rubbing on trees or fences; hair coat damage; and anemia due to blood loss. Ticks also transmit a number of serious diseases including piroplasmosis, lyme disease, equine granulocytic anaplasmosis (ehrlichiosis) and equine infectious anemia. Ticks are not species-specific, so the same ticks that feed on your horse can also feed on your dog or you.
Tick prevention requires diligence to locate them on your horse and remove them; application of tick-specific repellents; and environmental controls such as reducing unmanaged ares where weeds can flourish.
Whichever repellent you choose to use, the labels should be checked to make sure they are effective against ticks, as many insect repellents are not. Products containing permethrin seem to be the most effective at tick repellency. Apply the repellent to the horse's mane, tail head, chest and underbelly before riding or turning your horses out on pasture. Don’t mix and match products without checking with your veterinarian first to make sure that they can be used together!
Mark your calendar on the day you find any ticks, as knowing the approximate time of exposure may be important in the case that your horse shows signs of illness. As always, if you have questions on tick control or the diseases they can transmit to your horses, talk to your local horse doctor!
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Source: https://aaep.org/horsehealth/tick-control-horses