Fire and fire are folk slang, from the Chinese medicine theory explains, fire refers to internal heat, fire refers to drain heat. Chenpi in water, if consumed properly, will not cause internal heat, nor will it diarrhea fire; if consumed improperly, because of its warm nature, it may cause internal heat. Chenpi is warm and pungent in nature, with a slightly bitter flavor, and its infusion, if consumed correctly, usually does not lead to an imbalance of yin and yang in the human body, and internal fire is exuberant, triggering internal heat; because of its efficacy, there is no heat-discharging effect, and therefore will not discharge heat. If consumed inappropriately, it may cause internal heat, yellow urine and dry stools. Chenpi’s main effects are to dissolve phlegm and dry dampness, regulate qi and strengthen the spleen (to regulate qi and strengthen the spleen). It is often used clinically with Atractylodes macrocephala and Atractylodes macrocephala to improve nausea and vomiting, diarrhea, and distension and pain in the epigastrium (abdomen) caused by cold and dampness in the middle jiao, and stagnation of qi in the spleen and stomach. It can also be combined with hawthorn and shenqu to treat food stagnation (the accumulation of food in the stomach due to indigestion). It can also be combined with hemixia and poria to improve damp-phlegm coughs. Chenpi should not be used indiscriminately, especially those with internal solid heat should be used with caution, the specific use of the drug must be guided by a doctor.