Your dog's body absorbs ibuprofen quickly, and immediate action is essential to save his life. Inducing vomiting might help, but only do so after calling your vet and getting exact instructions for your situation. Hello, I'm DR. Zoe. Ibuprofen can be potentially toxic in a dog. It's dosaging range is very narrow, which means it doesn't take much to cause a problem. The less your dog ate and the larger your dog is, the better his prognosis. So what happens if you give your dog ibuprofen. Ibuprofen inhibits this enzyme – called cyclooxygenase - that produces prostaglandins that cause inflammation, fever, and pain. While it sounds like a good thing for ibuprofen to inhibit these prostaglandins, there is a big downside to that. Can dogs take ibuprofen? Let’s not bury the lede here, folks. There are no circumstances under which it’s a good idea to give human medications to your dog. My dog ate Ibuprofen What do I do? We can help! Dogs and ibuprofen and non-steroidal anti-inflammatory drugs of all forms can be a fatal mix. Dogs love eating many pills because of their sugar coating but what happens to them is dependent on their weight, the type of medication, be it Advil, Aleve, ibupofen, etc., and how long it has been since. yesterday my brother and sister found my dog in the kitchen eating from a bottle of ibuprofen, they ran to me and told me what they saw. i freaked out and asked how much he ate and they said that he only ate a couple. i ran to my computer and googled it but i really didnt find enough answers. If a dog eats Advil, or ibuprofen, toxicity can occur. Advil can inhibit effective blood flow to the dog's kidneys and cause significant stomach irritation, according to Vet Street. Ibuprofen and naproxen can be toxic to dogs and cats, but cats are much more susceptible to this toxicity than dogs are. A single 200-milligram ibuprofen tablet can be toxic to a cat or small- to medium-sized dog; toxic effects can occur rapidly and damage the kidneys and stomach. Ibuprofen toxicity most commonly happens when dogs eat several tablets. This commonly happens when they chew or eat a bottle of the owner’s medication. Also, well-meaning owners can accidentally over-dose their dog with ibuprofen.