Cough Syrup (Dextromethorphan)
DangerCough syrups often contain dextromethorphan and/or xylitol. Both dangerous.
Quick Answer: Is Cough Syrup (Dextromethorphan) Toxic to Dogs or Cats?
Use this short answer first, then read symptoms and what to do next.
Is Cough Syrup (Dextromethorphan) toxic to dogs?
Yes. Treat Cough Syrup (Dextromethorphan) as an emergency risk for dogs. Call your veterinarian or a pet poison hotline right away after exposure.
Is Cough Syrup (Dextromethorphan) toxic to cats?
Yes. Treat Cough Syrup (Dextromethorphan) as an emergency risk for cats. Call your veterinarian or a pet poison hotline right away after exposure.
Symptoms to watch for
Vomiting, agitation, tremors, seizures, xylitol toxicity
What should I do now?
Emergency. Check for xylitol. Contact vet immediately.
Dogs
Emergency risk
Cats
Emergency risk
Risk level
Danger
Symptoms
Vomiting, agitation, tremors, seizures, xylitol toxicity
What to do now
Emergency. Check for xylitol. Contact vet immediately.
Explore Related Safety Hubs
Use these hub pages for broader dog, cat, cleaner, and emergency planning guidance.
Dog Toxicity Guide
Compare Cough Syrup (Dextromethorphan) with common dog food, plant, medication, and household toxicity risks.
Open hubCat poisoningCat Toxicity Guide
See cat-specific guidance for Cough Syrup (Dextromethorphan), plants, cleaners, foods, and medication risks.
Open hubEmergency planningVet Cost Hub
Plan for emergency exams, toxin ingestion care, hospitalization, and insurance decisions.
Open hubSymptoms to Watch For
Vomiting, agitation, tremors, seizures, xylitol toxicity
What to Do
Emergency. Check for xylitol. Contact vet immediately.
Plan ahead for emergency vet bills
Poisoning, broken bones, and emergency surgery can get expensive quickly. Compare costs and accident coverage before you need it.
Pet Poisoning Emergency Checklist
A one-page checklist for symptoms, product labels, emergency contacts, and what to bring to the clinic.
Clinical References
Quick Answers
Is Cough Syrup (Dextromethorphan) poisonous to dogs?
Is Cough Syrup (Dextromethorphan) toxic to cats?
What symptoms can Cough Syrup (Dextromethorphan) cause in pets?
What should I do if my pet ate Cough Syrup (Dextromethorphan)?
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