There is no such thing as “the best combination of Chen Pi”. Chenpi can be combined with many kinds of traditional Chinese medicines, and there is no clear clinical effect of the best, Chenpi has the effect of regulating qi and strengthening the spleen (regulating qi and strengthening the spleen), drying dampness and resolving phlegm (removing phlegm in the body by drying dampness), and combining with Hovenia ciliata, ginger, and Pinellia ternata to achieve better therapeutic effect. 1. With Citrus aurantium: Chenpi can move qi, remove flatulence and dry dampness, it is a good product for the treatment of epigastric (abdominal) distension and fullness of qi stagnation and dampness obstruction in spleen and stomach, and less food and vomiting and diarrhea, while Citrus aurantium can break down qi to eliminate accumulation and resolve phlegm to disperse lumps, the two can be used for the discomforts due to the stagnation and dampness obstruction of spleen and stomach and the thoracic paralysis (chest tightness and pain) caused by the intersection of phlegm and qi. 2. With ginger: Chenpi has the property of bitter descending, which is good for treating vomiting and hiccups, while ginger can warm up the stomach and stop vomiting (treating vomiting caused by stomach cold by warming up the spleen and stomach), and dissolve phlegm to stop coughing, so the two can be used for those who have vomiting and hiccups caused by cold. 3. Combine with Semixia: Chenpi is bitter and warm, which is good at drying dampness and resolving phlegm, and can regulate qi and broaden the chest, which is the key medicine for treating damp phlegm and cold phlegm. Half-summer can dry dampness and resolve phlegm, lower the rebelliousness and stop vomiting (stop the upward rush of gastric qi, stop vomiting), eliminate lumps and dissipate lumps and knots, no matter for treating coughs of damp phlegm and coughs of cold phlegm, Pi Chen can be used together with Half-summer. However, Chenpi is pungent, bitter and dry, and its warmth can help heat, so it should be used with caution for those who have solid internal heat and red tongue with little fluid, and Chinese medicine treatment focuses on evidence-based treatment.