After the child swallowed the coin, the coin is more oval, will not be sharp, will rarely lead to mucosal damage bleeding, you can use diarrhea drugs, or food to make it from the anus, commonly used drugs have oral 20% mannitol, has the effect of diarrhea, in addition to observing the situation at the same time, to observe the child has not appeared to have nausea, vomiting and other symptoms. If there is abdominal pain, it may be that the coin is blocked in the gastrointestinal tract, or it may be that the metal inside the coin stimulates the mucosa of the gastrointestinal tract, resulting in inflammation or damage to the mucosa, leading to the coin inside the intestinal tract is stuck in the pressure and can not be active, you need to go to the hospital in a timely manner to check the abdominal X-rays, to observe the coin there is no progressive activity, if there is activity is the possibility of discharging the coin, if it is a long time to stay in a position, there may be a need for surgery. If the coin stays in a certain position for a long time, it may have to be removed by surgery, or by gastroscopy or enteroscopy.