It is mainly used in cases of weakness of the spleen and stomach, lack of food and drink, bloating and fullness of the stomach and stomach, and loose stools and less food. It’s precautions, digestive tract diseases are mainly related to diet, so generally avoid some cold and greasy food, in addition to fried and fried food should also be eaten less, the diet is mainly light. It is not suitable for acute gastroenteritis, such as abdominal pain, diarrhea, mucus-purulent stools, and it is not suitable for dry mouth, heat in the hands and feet, distension in the stomach and abdomen, lack of food and drink, and some cases of indigestion due to stomach yin deficiency. The specific medication should be combined with the clinical situation and guided by the doctor’s interview.