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My 7 cats adjusted quickly to the Invisible Fence® Brand system and enjoy the freedom outdoors. I also have “cat free” areas inside ... it provides wonderful peace of mind!

– Sara
Hilton Head, SC

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Library > Health and Well Being > Common Outdoor Dog Poisons

Common Outdoor Dog Poisons


Antifreeze that contains ethylene glycol has a sweet taste and is deadly in small quantities.


  • Lawn, Rose, and Agricultural pesticides can be harmful in their concentrated form
  • Exposure to liquids or bags of granulated materials can be extremely dangerous, affecting the nervous system, often displayed in seizures


  • Antifreeze that contains ethylene glycol has a sweet taste and is deadly in small quantities
  • There are some products that contain propylene glycol and are more pet-friendly


  • Gas and Kerosene containers offer 'fun' challenges to open
  • Once opened, however, ingestion could lead to nervous disorders

Windshield washer fluid

  • This contains methanol - again a deadly poison that can cause sever depression
  • Color and taste do not deter dogs


  • Paint can be messy to clean off a dog, cans can be opened or tipped over, but generally paint is not very toxic
  • Paint stripper, on the other hand, is very toxic and can harm a dog quickly

Snail & Slug bait

  • Pets must be kept away from locations where this is spread and stored
  • Can cause seizures in pets almost instantly

De-Icing Salts

  • Salts can harm dog's paws, can be caustic to the pads of the feet
  • Certain de-icing compounds can be harmful if eaten


  • Dogs generally won't eat outdoor plants, however the Japanese Yew and Oleander can be toxic
  • Cycad or Sago Palm nuts if eaten by dogs will cause liver failure

Over-the-counter pet pest control

  • Follow directions exactly for OTC flea and tick control
  • 'Spot' treatments should be used only on the size dog noted on the package (don't use same treatment on a St. Bernard and a tea-cup Poodle) also, don't mix dog & cat spot controls
In case of an emergency get to your vet, the local animal hospital or call 1-888-4 ANI-HELP (888-426-4435). For more information visit:

Source:  Special thanks to Dr. Steven Hanson, Senior Vice President of the National Animal Poison Control Center for his contributions to this piece.

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