Not SafeVet Reviewedmedication

Can Dogs Have Tylenol? No — Destroys Red Blood Cells and Causes Liver Failure

This food is NOT safe for dogs. Keep it away from your pet.

Tylenol (acetaminophen) is extremely toxic to dogs destroying red blood cells and causing liver failure. Dogs lack the enzyme to safely metabolize acetaminophen making even small doses dangerous.

Warning Signs & Symptoms

Methemoglobinemia: brown gums, breathing difficulty, weakness, liver failure, facial swelling, death.

If Your Dog Ate This

Call vet or ASPCA Poison Control 888-426-4435 immediately. Do not induce vomiting without vet guidance.

What to Avoid

all acetaminophen — Tylenol, Panadol, and all combination cold medicines

Preparation & Serving

Call vet or ASPCA Poison Control 888-426-4435 immediately. Time is critical — liver damage begins within hours.

Did you know?

Acetaminophen toxicity in dogs was not recognized until the 1980s despite the drug being widely available since the 1950s. The mechanism — converting hemoglobin to methemoglobin — is uniquely devastating to dogs compared to most other species.

Portions & nutrition

Toxic dose (per kg body weight)
75mg/kg is potentially lethal but any amount causes damage
Serving (small dog)
never
Serving (medium dog)
never
Serving (large dog)
never
Calories (per 100g)
0
Safe frequency
Never

Source

Source: ASPCA

What You Need to Know

Acetaminophen destroys a dog's red blood cells causing them to lose the ability to carry oxygen — a condition called methemoglobinemia. Dogs show brown or blue-tinged gums, labored breathing, and extreme weakness. Liver failure follows rapidly. There is no safe dose of Tylenol for dogs.

Not sure what to do next? Read our emergency guide What to Do If Your Dog Eats Something Toxic

Want to know what other dangers are hiding in your home?

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Medical Disclaimer: This information is for educational purposes only. Always consult a licensed veterinarian before making dietary changes for your pet.