Diarrhea is also known as diarrhea. Eating ice cream leads to diarrhea should firstly suspend eating raw and cold food, and secondly increase water intake appropriately and take oral medication, commonly used drugs are Montelukast and Saccharomyces boulardii. Patients with diarrhea are prone to dehydration, so they need to increase the amount of water they drink. In addition, if the diarrhea is severe, to avoid serious electrolyte disorders, can be appropriate oral rehydration salts treatment. Oral montelukast can also be taken to improve the symptoms of diarrhea, and probiotic preparations such as Saccharomyces boulardii can help to improve the balance of intestinal flora and relieve diarrhea caused by intestinal bacteria. If the patient has severe abdominal pain, severe fatigue, mental depression, high fever or even fainting and other symptoms suggest that the disease is serious, you need to go to the hospital in a timely manner to avoid delays in the condition. You need to use the medication under the guidance of the doctor and avoid taking the medication arbitrarily.