Grapes and raisins cause kidney failure in dogs. One careless raisin can cause kill your canine friend. Symptoms of kidney failure include vomiting, depression, excessive drinking, and lethargy. Eventually, urine production halts and tremors start. Never leave your dog unattended near grapes, raisins, carrot salad, fruit cake, oatmeal cookies, raisin bran, dolmas, or yogurt covered raisins.