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Farnam Repel-X Insecticide and Repellent

Farnam Companies, Inc.


Keep your horses, and even your dogs, safe from harmful pests with Farnam Repel-X Insecticide and Repellent. This easy-to-use horse fly spray is a popular water-based formula that has been used to kill and repel flies, ticks, gnats, and mosquitoes since 1957.

Key Benefits

  • Trusted formula: This trusted repellent and insecticide has been a customer favorite since 1957.
  • Effective pest protection: Formula repels, knocks down, and kills six species of biting flies, mosquitoes, gnats, ticks, fleas, chiggers, and lice.
  • Safe for pets and their homes: Suitable for use on horses and dogs and their barns, stables, and houses.
  • Easy to use: Can be sprayed directly on horse or wiped on coat with a cloth.
  • Water-based formula: Ready-to-use formula will not leave oily residue on horse's skin and coat.
  • Active ingredients: Contains Pyrethrins, Piperonyl Butoxide, Technical and Permethrin.

Shipping & Returns

  • Important Note: All carriers are experiencing Covid-related delays.
  • Most items ship same or next business day.
  • Free shipping currently on all orders over $49 (Normally $75).
  • View Shipping & Return FAQs here