Patients who vomit in the middle of the night can temporarily observe the degree of vomiting, if it is more intense vomiting, it is recommended that the patient to go to the hospital for further consultation, if it is a mild vomiting, you can choose to hot compress the stomach and observe the condition. Vomiting can be caused by many reasons, such as vomiting in the elderly, usually caused by improper diet or elevated intracranial pressure, usually caused by vomiting is not intense, if the vomiting is very strong, it is recommended to choose to go to the hospital for further consultation, through the oral gastroenterology and other medications or intravenous drip treatment and relief of the symptoms, coupled with the use of saline and glucose, the symptoms can be relieved. If the vomiting is caused by elevated intracranial pressure, which is usually in the form of spraying, further consultation in the hospital is required to reduce the intracranial pressure through medications such as mannitol.