Mesenteric lymphadenitis vomited 6 times, considering that it is related to the inflammation and enlargement of ileocecal lymph nodes, and the symptoms of vomiting can be relieved by dietary regulation, intravenous rehydration and medication. 1. Dietary regulation: Due to the inflammation and enlargement of the lymph nodes at the end of the ileum, the function of the gastrointestinal tract is affected, so the diet should be mainly fluids and semi-fluids, light and easy to digest, such as porridge, soft noodles, etc., with small amount of meals, so as to avoid the burden on the gastrointestinal tract and aggravate the infection. 2. Intravenous rehydration: Due to the inflammation and enlargement of the lymph nodes at the end of the ileum, affecting the function of the gastrointestinal tract, and the patient’s vomiting is more obvious, rehydration therapy can be carried out under the guidance of the doctor, through the intravenous replenishment of saline, glucose solution, etc., and the need to replenish the electrolytes, such as potassium chloride, calcium gluconate and so on. 3. Drug treatment: If mesenteric lymphadenitis is caused by bacterial infection, amoxicillin, cefixime and other drugs can be given as prescribed by the doctor; if it is caused by viral infection, ribavirin, interferon and other drugs can be given as prescribed by the doctor. It is recommended to go to the hospital in time, under the guidance of the doctor, to avoid delaying the condition, causing other harm.