A practical guide to tell mild from serious — but when in doubt, always ask your vet.
Last reviewed: 2026-09-05 · Reference ranges: ASPCA, Pet Poison Helpline & Merck Veterinary Manual
Veterinary advice recommended today — For most cases, follow the home-care steps below and call your vet the same day if warning signs appear.
Cats can “cough” with asthma or hairballs. Repeated coughing, or coughing with open-mouth breathing, needs veterinary attention.
Contact your vet if any of these apply:
Reduce dust and keep your cat calm. If the cough repeats today or your cat breathes with effort, call your vet the same day.
Your vet may examine the airway, take X-rays and prescribe medication for asthma, infection or other causes.
Coughing comes from the airway and sounds like a honk or hack. Gagging or retching comes from the belly. If you are unsure, film it and show your vet — the sound helps a lot.
Yes — coughing with blue or pale gums, open-mouth breathing, collapse, or if your pet swallowed something that could block the airway. Otherwise, a cough lasting more than a few days still warrants a vet visit.
Same symptom in Dog: see Dog Coughing — causes and home care can differ by species.
This page is educational triage information, not a diagnosis. Pets vary — when in doubt, ask your vet. In an emergency, contact your local emergency clinic or pet poison hotline directly.