Clinically, there is no strict regulation on the medication time of Sifuotang Oral Liquid, which can be taken before and after meals, and it is recommended that patients drink it after meals. Si Mu Tang Oral Liquid is a class of eliminative proprietary Chinese medicines, composed of Mu Xiang, Citrus aurantium, Wu Yao and Betel nut, which has the efficacy of smoothing qi and descending rebelliousness, eliminating stagnation and relieving pain (eliminating stagnation and relieving pain). It can be used clinically to treat abdominal distension, abdominal pain, loss of appetite, diarrhea, constipation, crying and restlessness of children caused by dietary stagnation. The use of this drug is oral, there is no strict regulations on the time of medication, drink before or after meals can be, but because this drug is a digestive aid, so it is recommended to drink after meals. Pregnant women, intestinal obstruction, intestinal tumors, digestive tract after surgery is prohibited. Generally speaking, surgical patients should take the medicine for the first time 12 hours after surgery, and then take the medicine for the second time at an interval of 6 hours, and then take the medicine in the usual way or according to the doctor’s instruction; when taking the medicine in winter, the medicine bottle can be placed in warm water and warmed up for 5-8 minutes, and then taken; it is normal for the medicine to have a small amount of precipitation and the medicine can be shaken well and then taken in order to guarantee the efficacy of the medicine. If patients need to use the medicine, they should consult a traditional Chinese medicine practitioner to ensure the safety of the medicine.