There is no such thing as the fastest way to dissolve phlegm with Chen Pi, it is recommended to be decocted or used in pills or powder as prescribed by the doctor. Pericarpium Citri Reticulatae has the effects of regulating qi and strengthening the spleen (regulating qi and strengthening the spleen), drying dampness and resolving phlegm (removing phlegm from the body by drying dampness). It can be used to treat Qi stagnation in the spleen and stomach, vomiting, hiccups, damp phlegm, cold phlegm and cough, and chest paralysis (tightness and pain in the chest). Chen Pi should not be taken if there is deficiency of qi, dry cough with deficiency of yin, vomiting of blood, or if the tongue is red with little fluid and there is solid heat in the body. The adverse effects of Chen Pi are not clear, during the period of consumption, diet should be light, avoid smoking, alcohol and spicy, cold, greasy food. If the patient has any discomfort, please go to the regular medical institutions; if you need to use Chen Pi, must be under the guidance of a professional doctor to use the drug.