Common Poisons for Dogs and Cats

There are many substances around the home and garden that can potentially be toxic to dogs and cats. This is a list of the most common. If you suspect your pet may have eaten any of the following substances please call us immediately for advice (9755 4455). You can also visit our first aid for poisoned pets page. If you know the amount your dog or cat may have eaten that may be very helpful for us to determine if they have eaten a large enough amount to be toxic. You may also wish to contact the Poison Information Centre on 13 11 26  for more information.


  • Caffeine
  • Chocolate 
  • Grapes and raisins
  • Onions and garlic
  • Raw macadamia nuts
  • Xylitol – found in sugar free gum and toothpaste
  • Yeast and raw doughs containing yeast
  • Salt


  • Ibuprofen
  • Paracetamol – toxic at very low doses for cats
  • Vitamin D
  • Flavoured anti-inflammatory chews
  • Any medication may be toxic for your pet, please call if you suspect your dog or cat has eaten any medication

Garden and Shed/Garage:

  • Anti-freeze/Anti-boil (for car radiators)
  • Cycads, Zamia and Sago palm (Cycasspp.)
  • Castor Bean plant and Castor Bean oil (Ricinus communis)
  • Azalea (Rhododendron spp.)
  • Oleander (Nerium oleander)
  • Kalanchoe (Kalanchoe spp.)
  • Lily (Lilium and Hemerocallis spp.)
  • Autumn Crocus (Colchicum autumnale)
  • Rat/mouse bait
  • Snail and slug pellets
  • Fertilisers
  • Herbicides especially paraquat
  • Insecticides especially organophosphates, carbamates and pyrethrins. This includes some FLEA treatments, especially if a product designed for the skin is given orally
  • Composts, mulches and blood and bone products
  • A full list of toxic plants and their photos can be found on the American Society for the Prevention of Cruelty for Animals site

Illicit Drugs: 

  • Marijuana/Cannabis/Hash 
  • Amphetamines/’speed’
  • Opioids/Narcotics
  • Ecstasy
  • If you know or suspect your pet has been in contact with illicit drugs please do not hesitate tell us – we don’t judge and we guarantee client/patient confidentiality
Before you come to the vet please ensure:
  • You have directions to our clinic and our phone number 9755 4455
  • If possible call us on the way so we can be expecting you
  • You drive safely!