Is Aspirin Toxic to Pets?
Yes — aspirin is toxic to cats. Yes — aspirin is 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.
- Toxic compound
- Acetylsalicylic acid
- Toxic parts
- Tablets
- Also known as
- bayer
Symptoms
Cats (toxic)
- Vomiting (sometimes with blood)
- Black tarry stool
- Not eating
- Increased thirst and urination
- Lethargy
- Seizures at high doses
Dogs (toxic)
- Vomiting (sometimes with blood)
- Black tarry stool
- Not eating
- Increased thirst and urination
- Lethargy
- Seizures at high doses
What to do
If your cat ate aspirin
- 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 cat ate.
- Note roughly how much was eaten and when.
If your dog ate aspirin
- 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 dog ate.
- Note roughly how much was eaten and when.
Good to know
Aspirin can cause stomach ulcers and bleeding in dogs, and cats cannot process it well. Never give it without vet direction.
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Frequently asked questions
Is aspirin toxic to cats?
Yes — aspirin is toxic to cats. Common signs include vomiting (sometimes with blood), black tarry stool, not eating.
Is aspirin toxic to dogs?
Yes — aspirin is toxic to dogs. Common signs include vomiting (sometimes with blood), black tarry stool, not eating.
Which parts of aspirin are toxic?
Tablets.
What makes aspirin toxic?
Acetylsalicylic acid.
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