There is no record of Er Chen Granules in the Drug Administration, and Er Chen Pills are commonly used in the market at present, which has the effect of drying dampness and resolving phlegm (removing phlegm in the body with dampness-drying medicines), regulating qi and harmonizing the stomach, and can treat cough and phlegm caused by phlegm-dampness stagnation, distension of the chest and epigastric region, and nausea and vomiting. Er Chen Wan is composed of Chen Pi, Jiang Han Xia, Poria, licorice, ginger, with the effect of drying dampness and resolving phlegm, regulating qi and stomach, mainly for the treatment of cough due to phlegm-dampness stagnation, cough and phlegm, white and easy to cluck, chest and epigastric distension, nausea and vomiting, limb drowsiness, dizziness and palpitation (heartbeat is accelerated, often accompanied by panic), chronic bronchitis, see the above symptoms. The adverse effects of Er Chen Pills have not been clarified, and spicy and greasy food is prohibited during the medication. If there is a need for medication, it is recommended to use it under the guidance of a professional physician, not blindly self-medication. If there is no significant improvement in symptoms after two weeks of taking the medicine, it is recommended to consult a doctor and adjust the treatment according to the doctor’s instructions.