Permethrin Horse Fly Spray That Kills On Contact — Made in Canada
GHS Extenda Shield is a ready-to-use, veterinary-grade insect spray from Remedy Animal Health that kills and repels horse flies, mosquitoes, ticks, lice, and 10+ other biting pests. Formulated for Canadian barns, pastures, and trails — no mixing, no measuring, just spray.
Pests It Kills & Repels
- Horse flies, stable flies, deer flies, face flies, horn flies
- Mosquitoes — reduces vectors for West Nile and EEE
- Ticks — Lyme disease vector control
- Lice, gnats, black flies, chiggers
Why Horse Owners Choose Extenda Shield
- Triple-action formula — 0.5% permethrin + 1.0% piperonyl butoxide + 0.1% pyrethrins for kills-on-contact AND residual repellency
- Ready-to-use 1L pump spray — no dilution, no special equipment
- Made in Canada — manufactured by Remedy Animal Health for Canadian climate and pest pressure
- Multi-species labeled use — horses, ponies, cattle, and other listed livestock
- Long-lasting protection — fewer applications, less fly-stress on your animals
Ideal For
- Pasture turnout during peak horse fly season
- Daily barn and stall application
- Trail riding, shows, hauling, gymkhanas
- Ranches, dairy operations, beef cattle producers
- Boarding facilities and lesson barns
How To Use
Shake well. Apply as a coarse spray to wet the hair coat thoroughly — focus on legs, shoulders, neck, back, and tail. Avoid eyes, mouth, and open wounds. Re-apply as needed for continuous protection.
Active Ingredients
Permethrin 0.5%, Piperonyl Butoxide 1.0%, Pyrethrins 0.1%
Important Safety Information
Contains permethrin. Do NOT use on cats or species not listed on the label. Do not apply to foals under 3 months. Do not use on horses intended for slaughter. For external use on animals only. Keep out of reach of children. If irritation occurs, consult a veterinarian.
What's In The Box
One 1L bottle of GHS Extenda Shield with pre-installed pump sprayer head.
Need the bulk size?
Save per millilitre with our GHS Extenda Shield 4L Refill Jug — ideal for stables, ranches, and high-volume users.
Made in Canada by GHS / Remedy Animal Health. Ships from Canada.
- Regular price
- $49.99
Permethrin Horse Fly Spray That Kills On Contact — Made in Canada
GHS Extenda Shield is a ready-to-use, veterinary-grade insect spray from Remedy Animal Health that kills and repels horse flies, mosquitoes, ticks, lice, and 10+ other biting pests. Formulated for Canadian barns, pastures, and trails — no mixing, no measuring, just spray.
Pests It Kills & Repels
- Horse flies, stable flies, deer flies, face flies, horn flies
- Mosquitoes — reduces vectors for West Nile and EEE
- Ticks — Lyme disease vector control
- Lice, gnats, black flies, chiggers
Why Horse Owners Choose Extenda Shield
- Triple-action formula — 0.5% permethrin + 1.0% piperonyl butoxide + 0.1% pyrethrins for kills-on-contact AND residual repellency
- Ready-to-use 1L pump spray — no dilution, no special equipment
- Made in Canada — manufactured by Remedy Animal Health for Canadian climate and pest pressure
- Multi-species labeled use — horses, ponies, cattle, and other listed livestock
- Long-lasting protection — fewer applications, less fly-stress on your animals
Ideal For
- Pasture turnout during peak horse fly season
- Daily barn and stall application
- Trail riding, shows, hauling, gymkhanas
- Ranches, dairy operations, beef cattle producers
- Boarding facilities and lesson barns
How To Use
Shake well. Apply as a coarse spray to wet the hair coat thoroughly — focus on legs, shoulders, neck, back, and tail. Avoid eyes, mouth, and open wounds. Re-apply as needed for continuous protection.
Active Ingredients
Permethrin 0.5%, Piperonyl Butoxide 1.0%, Pyrethrins 0.1%
Important Safety Information
Contains permethrin. Do NOT use on cats or species not listed on the label. Do not apply to foals under 3 months. Do not use on horses intended for slaughter. For external use on animals only. Keep out of reach of children. If irritation occurs, consult a veterinarian.
What's In The Box
One 1L bottle of GHS Extenda Shield with pre-installed pump sprayer head.
Need the bulk size?
Save per millilitre with our GHS Extenda Shield 4L Refill Jug — ideal for stables, ranches, and high-volume users.
Made in Canada by GHS / Remedy Animal Health. Ships from Canada.
- Regular price
- $49.99
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