Is Permethrin Toxic to Dogs?
Yes — permethrin is mildly toxic to dogs.
PawSafe Check is for general information only and is not veterinary advice. Always contact your veterinarian or a poison control service if you think your pet has been exposed.
Symptoms to watch for
- Usually safe when used as labeled on dogs
- Skin irritation or drooling if licked
Toxic parts
Dog flea and tick spot-ons, sprays
Toxic compound
Permethrin
What to do now
- Remove any plant material from your dog's mouth and keep it out of reach.
- Gently rinse the mouth and offer fresh water.
- Call your vet if symptoms persist, get worse, or your dog is small, young or elderly.
Good to know
Dog flea products containing permethrin are extremely toxic to cats, causing tremors and seizures. Never use dog-only products on cats.
Is your pet covered for emergency vet bills?
Compare pet insurance quotes →
Frequently asked questions
Is permethrin toxic to dogs?
Yes — permethrin is mildly toxic to dogs. Dog flea products containing permethrin are extremely toxic to cats, causing tremors and seizures. Never use dog-only products on cats.
What are the symptoms of permethrin poisoning in dogs?
Usually safe when used as labeled on dogs. Skin irritation or drooling if licked.
What should I do if my dog ate permethrin?
Remove any plant material from your dog's mouth and keep it out of reach. Gently rinse the mouth and offer fresh water. Call your vet if symptoms persist, get worse, or your dog is small, young or elderly.
Related items
More about permethrin
Free printable: 25 pet-safe houseplants + emergency numbers
We only use your email to send the list and occasional pet-safety tips. Unsubscribe anytime. Privacy policy