Seek urgent veterinary help now

Difficulty breathing, open-mouth breathing or blue, grey or very pale gums
Collapse, unresponsiveness, repeated seizures or sudden severe weakness
Straining to urinate, repeated unsuccessful litter-tray visits or producing no urine
Major trauma, uncontrolled bleeding, severe burns or a suspected broken bone
Suspected poisoning, including lilies, antifreeze, human medicines or dog-only flea products
A swollen painful abdomen, persistent retching or severe ongoing vomiting

What to do while calling

Phone your vet or their out-of-hours provider and describe exactly what you can see.
Follow their instructions. Do not give human medicines or induce vomiting unless a veterinary professional tells you to.
Keep your cat quiet, warm and safely contained. Handle breathing or injured cats as little as possible.
Take packaging, plant samples or medication information with you when poisoning is possible.