Stubborn constipation in general, if you simply consume the four mill soup does not have much effect, but if you consume the addition of rhubarb, Citrus aurantium and other medicines of the four mill soup, to relieve the symptoms of constipation room friends some therapeutic effect. Si Mo Tang is a qi regulator, composed of ginseng, sedum, aconite, betel nut, etc. It has the effect of moving qi and lowering rebelliousness (promoting the downward movement of upwardly rebellious qi), and relaxing the chest and dispersing knots (relaxing the knotted qi in the chest). It is mainly used for treating liver qi stagnation (poor transportation of qi and blood in the liver, emotional depression) syndromes, such as fullness in the lower part of the heart (mainly referring to the distension and discomfort in the stomach), and distension and fullness in the chest and diaphragm. This medicine does not have much effect on stubborn constipation, but if Chinese herbs such as rhubarb and Citrus aurantium are added to Si Mu Tang, since rhubarb can diarrhea and attack accumulation, clear heat and fire (remove heat and fire from the body), it is mainly used for treating constipation with stagnation, while Citrus aurantium can dissolve phlegm and remove platitudes, break down qi and eliminate stagnation, and it is mainly used for treating stagnation of the intestines and stomach. The use of Si Mu Tang can relieve constipation to a certain extent, but this medicine cannot completely cure persistent constipation. The adverse reactions and contraindications of Si Mu Tang are not clear, and it should be used with caution for those with spleen deficiency and kidney deficiency, as well as for other patients under the guidance of a doctor.