Is Marijuana Toxic to Horses?
Yes — marijuana is toxic to horses.
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
- Vomiting
- Diarrhea
- Drooling
- Reduced appetite
Toxic parts
Leaves, buds, edibles and oils
Toxic compound
THC (tetrahydrocannabinol)
What to do now
- Call your vet or a pet poison control line immediately — don't wait for symptoms.
- Do not induce vomiting unless a vet tells you to.
- Bring the plant, label or packaging with you so the vet knows exactly what your horse ate.
- Note roughly how much was eaten and when.
Good to know
Pets exposed to cannabis, especially edibles, can become wobbly, sleepy, dribble urine and have a slow heart rate. Edibles may also contain chocolate or xylitol.
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Frequently asked questions
Is marijuana toxic to horses?
Yes — marijuana is toxic to horses. Pets exposed to cannabis, especially edibles, can become wobbly, sleepy, dribble urine and have a slow heart rate. Edibles may also contain chocolate or xylitol.
What are the symptoms of marijuana poisoning in horses?
Vomiting. Diarrhea. Drooling. Reduced appetite.
What should I do if my horse ate marijuana?
Call your vet or a pet poison control line immediately — don't wait for symptoms. Do not induce vomiting unless a vet tells you to. Bring the plant, label or packaging with you so the vet knows exactly what your horse ate. Note roughly how much was eaten and when.
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