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Dangerous
Large doses of melatonin are harmful to dogs.
While small vet-prescribed doses are sometimes used, large amounts cause lethargy, digestive upset, and hormone disruption. Xylitol-containing formulations are especially dangerous.
Dangerous
Large doses of melatonin are harmful to cats.
Can cause lethargy, stomach upset, and hormonal disruption. Cats are more sensitive due to smaller body size. Only use under veterinary guidance.
If your dog has eaten this food and shows signs of distress (vomiting, diarrhea, lethargy, tremors, or seizures), contact your veterinarian immediately.