tremors, seizures and death
, salivation, vomiting, tachycardia (rapid heartbeat)
Onion: (cats are more sensitive), gastrointestinal upset, hemolytic anemia, heinz body anemia, hemogloinria, destroys red blood cells
Grapes, Raisins, Prunes: kidney failure, as little as a single serving of grapes or raisins can kill a dog. It takes anywhere from 9 oz to 2 lbs of grapes and raisins (between .041 and 1.