A Common Mistake

• According to the American Society for the Prevention of Cruelty to Animals, ibuprofen is the No. 1 cause of accidental poisoning in cats and dogs.
  
  

Dangerous Effects

• When given to a dog, ibuprofen can cause stomach ulcers, internal bleeding, kidney failure and even death.
  
  

Signs of Ibuprofen Toxicity

• A dog who has ingested a dangerous amount of ibuprofen will show classic symptoms of poisoning, including vomiting, diarrhea, stumbling, lethargy and abdominal pain.
  
  

Toxicity Threshold

• Even very low doses of ibuprofen can cause stomach ulcers in dogs. A dog should never ingest more than 50 mg of ibuprofen per pound of body weight.
  
  

What to Do

• If you know or suspect that your dog has ingested ibuprofen, contact a veterinarian or the ASPCA poison-control hotline (888 426-4435) immediately. Prompt treatment can save your pet's life.