In clinical practice, Chuanbei generally refers to the motherwort of Chuanbei. Water boiled with Phellodendron Bark has the effects of clearing heat and moistening the lungs (removing heat to moisturize the lungs), resolving phlegm and relieving cough, and regulating qi and strengthening the spleen (regulating qi and strengthening the spleen). 1. Pericarpium Citri Reticulatae has the effects of regulating qi and strengthening the spleen, drying dampness and resolving phlegm (removing phlegm by drying dampness). It is mainly used in treating Qi stagnation in the spleen and stomach, vomiting, hiccups, damp phlegm, cold phlegm cough, chest paralysis (chest tightness and pain) and other conditions. However, it should be noted that Chenpi is dry and should not be used for patients with Yin deficiency and internal heat. 2. Chuan Bei Mu has the efficacy of clearing heat and moistening the lungs, resolving phlegm and relieving cough, dispersing knots and eliminating carbuncle (evacuating knots and eliminating carbuncle toxins). It is mainly used in the treatment of lung-heat and dry cough, dry cough with little sputum, cough due to yin deficiency, cough due to labor, blood in sputum, scrofula (mainly refers to tuberculosis of lymph nodes of the neck), mammary carbuncle and carbuncle. When using it, it should be noted that during the period of taking it, avoid eating spicy and stimulating food. In summary, the two together have the effect of clearing heat, resolving phlegm and relieving cough, but the effect of boiling water is effective, and can not replace the medication to treat the disease. If necessary, it is recommended to go to the regular hospital, under the guidance of professional physicians to identify the treatment.