There is no fastest and most effective way to treat vomiting, which is often treated with phenothiazines, dopamine receptor antagonists, antihistamines, 5-HT receptor antagonists, and antacids. 1. Phenothiazines: antipsychotic drugs, can reduce anxiety and nervousness, as well as hallucinations and other psychiatric symptoms, in addition to inhibiting the role of vomiting reflex. Commonly used drugs are chlorpromazine, note that Parkinson’s disease, Parkinson’s syndrome, myelosuppression and so on are prohibited. 2. Dopamine receptor antagonists: act on dopamine receptors to stop vomiting, in addition to promoting gastrointestinal motility. Commonly used are domperidone, mosapride and so on. Mechanical intestinal obstruction, gastrointestinal bleeding and other patients prohibited the above drugs. 3. Antihistamines: can relieve vomiting symptoms, commonly used isoprinosine, phenylephrine, ranitidine and so on. 4.5-HT receptor antagonist: commonly used as endansetron, which can be used in combination with metoclopramide. 5. Antacids: can neutralize stomach acid and reduce stomach discomfort, representative drugs such as calcium carbonate. If there is any discomfort, it is necessary to improve the relevant examination under the guidance of the doctor to clarify the diagnosis, and need to standardize the treatment, so as to avoid delaying the condition. Drugs need to be used under the guidance of a professional physician, and should not be used arbitrarily.