There is no fastest and most effective way to stop vomiting. Vomiting is related to physical factors such as overeating and excessive mental stress, and does not require special treatment. It is also considered to be related to gastroenteritis, high blood pressure, etc., which needs to be treated with medication or surgery as prescribed by the doctor. 1. Physiological factors: Vomiting is easy to occur when the organism has overeating, excessive mental stress or anxiety, and severe sleep deprivation, etc. Usually, no special treatment is needed. Usually there is no need for special treatment, and it can be relieved after proper adjustment of diet, mindset and supplemental sleep. 2. Gastroenteritis: In the acute stage, patients need to take oral saline or intravenous rehydration, and fasting is required in case of severe vomiting. Vomiting patients need to follow the medical advice to apply metoclopramide, ondansetron and other antiemetic drug treatment, but also available omeprazole, rabeprazole and other proton pump inhibitors. Pain can be relieved by antispasmodic and analgesic drugs such as atropine and belladonna tablets. Some patients with gastroenteritis need to be prescribed antibiotics such as azithromycin and norfloxacin, and intestinal probiotics such as Bifidobacterium bifidum and Bacillus licheniformis. 3. Hypertension: Those who are clearly caused by hypertension need to control the condition with medication to relieve the vomiting phenomenon. Commonly used drugs include diuretics such as furosemide and hydrochlorothiazide, beta-blockers such as metoprolol and bisoprolol, calcium channel blockers such as nifedipine and verapamil, and angiotensin-converting enzyme inhibitors such as captopril and benadryl. There are many causes of vomiting, such as peptic ulcer, acute hepatitis, cerebral hemorrhage, cerebral embolism, pyloric obstruction and so on. It is recommended that the patient be examined in order to clarify the cause of the disease and then follow the doctor’s instructions for treatment.