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Thyroid Medication

Dangerous

Thyroid hormone overdose causes severe metabolic and cardiac symptoms.

Medications🐶 Toxic to Dogs🐱 Toxic to Cats

Symptoms

Vomiting, diarrhea, hyperactivity, rapid heart rate, weight loss

What To Do

Contact vet immediately.

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Also known as: thyroid medication, levothyroxine, synthroid

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Disclaimer: This information is for educational purposes only and is not a substitute for professional veterinary advice. If you suspect your pet has ingested something toxic, contact your veterinarian or the ASPCA Animal Poison Control Center (888-426-4435) immediately.