The reasons for not being able to vomit include physiological reasons and pathological reasons, the latter commonly include indigestion, acute gastroenteritis, intestinal obstruction, etc., and its treatment mainly includes general treatment, medication, surgical treatment and so on. 1. Physiological causes: If you eat too much cold, spicy and stimulating food, which stimulates the gastrointestinal mucosa, nausea, want to vomit, can not pull out and other symptoms can occur. You can drink warm water in moderation, avoid eating cold, spicy and stimulating food, and generally can be relieved after rest. 2. Acute gastroenteritis: mainly due to eating unclean food, resulting in gastrointestinal mucosa infected by bacteria, viruses and other infections appear inflammation, can show abdominal pain, nausea, vomiting and diarrhea. You can take levofloxacin hydrochloride tablets, magnesium aluminum carbonate tablets and other drugs to control the condition and relieve the above symptoms. 3. Intestinal obstruction: In mild intestinal obstruction, conservative treatment can be accepted, which usually requires fasting, water fasting, gastrointestinal decompression, correcting the disturbance of water, electrolyte, acid-base balance, preventing infection, and so on. If conservative treatment is ineffective or if the intestinal obstruction is severe, surgery may be required. The above medications should be used under medical supervision. When the above symptoms continue to be unrelieved, medical attention should be sought promptly to avoid delay.