Children coughing and vomiting in the middle of the night may be due to symptoms caused by cough stimulation, may also be due to gastrointestinal colds, and may be due to gastroesophageal reflux and so on. 1. Children coughing in the middle of the night if more violent, due to the chest cavity pressure changes dramatically, and then through the diaphragm and affect the intra-abdominal pressure and intra-gastric pressure changes, resulting in children vomiting symptoms. 2. Children with gastrointestinal colds are infected with viruses such as Coxsackie virus, so not only do they have colds and coughs, but they also have gastrointestinal symptoms such as vomiting, bloating, abdominal pain, and diarrhea. 3. Gastroesophageal reflux (GERD) is a condition in which the contents of the stomach reflux during the night while the child is lying down. If the refluxed material flows back into the throat, airway, or mouth, the child may experience coughing and vomiting. In addition to the above factors, other causes can also lead to symptoms of coughing and vomiting in the middle of the night, it is recommended to consult a doctor in time to identify the cause and ask the doctor to deal with it.