There is no such thing as a secret recipe for diarrhea. Diarrhea can be caused by gastroenteritis, irritable bowel syndrome, Crohn’s disease and other diseases. According to different causes, patients can follow the doctor’s instructions to use general treatment, medication and other ways of treatment. 1. Gastroenteritis: Patients with gastroenteritis may have diarrhea, nausea and vomiting. It is recommended to eat a small number of meals, mainly light and easy to digest food, to reduce the burden on the gastrointestinal tract. Can follow the doctor’s instructions oral ceftazidime anti-infection, montelukast antidiarrheal treatment. 2. Irritable Bowel Syndrome: If the diarrhea is caused by irritable bowel syndrome, patients may be accompanied by heartburn, nausea, abdominal pain and other symptoms. Patients can take oral loperamide hydrochloride capsules, compound phenethylpiperidine and other antidiarrheal drugs to relieve the symptoms of diarrhea. 3. Crohn’s disease: If diarrhea is caused by Crohn’s disease, it may be accompanied by abdominal pain, fever and other symptoms. It is recommended that patients take salicylic acid drugs such as salicylazosulfapyridine and mesalazine for treatment. If suffering from moderate to severe Crohn’s disease, oral budesonide capsules and other glucocorticoid drugs can be taken for treatment. There are many causes of diarrhea, it is recommended to go to the hospital to clarify the cause of the disease, and follow the doctor’s instructions to treat the cause.