There is no fast way to stop diarrhea, according to the cause of diarrhea should follow the doctor’s instructions to choose medication, diarrhea often use drugs have antidiarrheal agents, anti-infective drugs and microecological agents. 1. Antidiarrheal agents: patients with severe diarrhea symptoms can use antidiarrheal drugs as appropriate, commonly used compound phenethylpiperidine, loperamide and so on. 2. Anti-infective drugs: the common pathogens of infectious diarrhea include bacteria, viruses, parasites, etc. This kind of diarrhea often needs anti-infective treatment for the pathogens. For diarrhea caused by bacterial infection, sensitive antibiotics such as norfloxacin can be chosen according to the drug sensitivity test, while albendazole can be used for diarrhea caused by parasitic infection. 3. Microecological agents: For diarrhea caused by intestinal flora imbalance, these drugs are often used to help restore the ecological balance of normal intestinal flora, commonly used bifidobacteria, Lactobacillus acidophilus and so on. The above drugs need to be used under the guidance of a doctor, the specific treatment program, need to be guided by a doctor in order to better treat the disease.