After the baby swallowed the coin, the following treatment should be done: 1. If there is no abnormal performance after swallowing the coin, parents should not panic at this time, they can send the coin to the hospital for examination and diagnosis, or stay at home for observation. Because the coin is smooth, if smoothly into the gastrointestinal tract can generally be discharged with feces, parents can observe the stool within 1-3 days, if the coin can be found to prove that there is no problem. 2, if the coin is swallowed after the scene of nausea, choking, vomiting and other phenomena, proving that the coin is stuck in the throat or esophagus and other parts, then must be sent to the hospital for treatment. 3, if the coin is swallowed If the coin is not found in the stool within 1-3 days, it proves that the coin is stuck in a part of the intestine, and should be sent to the hospital for examination to remove the coin.