Probiotics are a kind of bacteria beneficial to the human gastrointestinal tract, but also a kind of live bacteria, can be used to regulate the balance of intestinal flora, mainly for the treatment of acute and chronic enteritis or gastroenteritis. Because probiotics can regulate intestinal flora disorders, they can be used to improve constipation, diarrhea and other symptoms of gastroenteritis. Elimination tablets mainly help digestion, belong to the stomach, elimination of food class of drugs, mainly used for patients with symptoms of indigestion, such as food accumulation or loss of appetite, abdominal bloating, reflux, regurgitation, etc., so the two roles are different. Patients can choose to use the drug according to their own clinical symptoms, and it is best to use the drug under the guidance of a specialist.