General battery appearance have hard iron package, mild bite battery if not bite through the skin, inside the liquid did not flow out of the case, the general small children will not be poisoned. But if the battery bite is more serious, the liquid inside leaks out, it is possible that children will be swallowed into the stomach, resulting in systemic poisoning. If this is the case, usually must be given immediately to the throat to induce vomiting, as far as possible to the inside of the liquid out of the body, and immediately sent to the hospital to do the relevant treatment. After arriving at the hospital, gastric lavage or diarrhea is usually arranged first to expel the poison out of the body as soon as possible. Then observe the condition, if there are symptoms of poisoning, such as nausea, vomiting, abdominal pain, diarrhea, usually given symptomatic treatment. However, if the symptoms are serious, such as coma, convulsions, shock, the relevant rescue treatment must be done.