Keep vomiting may be related to acute gastroenteritis, increased intracranial pressure, diabetic ketosis and other causes, need to treat the cause, there is no clear most effective method. 1. For acute gastroenteritis, oral chlorpromazine, metoclopramide and other antiemetic drugs; if it is clear that it is caused by bacterial infection, you can take levofloxacin and other antibiotics. Drugs should be taken under the guidance of a physician. 2. For those caused by increased intracranial pressure, such as encephalitis, the application of dehydrating drugs such as mannitol as prescribed by the doctor can help relieve the symptoms of vomiting. 3. For diabetic ketoacidosis, rehydration and insulin therapy can be prescribed, while correcting electrolyte and acid-base balance imbalance. The vomiting may also be caused by other reasons, if the symptoms continue to be unrelieved, it is recommended to consult a doctor in a timely manner, under the guidance of a doctor to determine the cause and targeted treatment, do not take medication, in order to avoid delaying the condition.