Lung nodule belongs to the category of “accumulation” in Chinese medicine, Hua Tangerine Red and Fatty Sea have no direct therapeutic effect on it, but they have the effect of clearing heat and moistening the lungs (removing heat to nourish the lungs), and drying dampness and resolving phlegm (removing phlegm by drying dampness in the body). Hua Tangerine Hong is pungent, bitter and warm in nature. It belongs to the lung and spleen meridians. It has the effects of regulating qi and relaxing zhong (regulating the qi of the spleen and stomach), drying dampness and resolving phlegm, and is used in treating coughs with damp phlegm and cold phlegm. It is used to treat cough, asthma and phlegm caused by phlegm and turbidity obstructing the lungs, and is often used in combination with Hanxia and Poria. Fat Hai Hai (胖大海), sweet in flavor and cold in nature. It belongs to the lung and large intestine meridians. It has the effect of clearing heat and moistening the lung, inducing pharyngeal dysphagia, moistening the intestines and laxative. It is used for mute voice with lung heat, dry cough without phlegm, dry and sore throat, hot nodule and closed stool, headache and red eyes. If patients with lung nodules have symptoms such as cough with much sputum and dry and painful throat, taking the above medicines has some relief effect, but cannot directly treat the disease. Although there is no clear adverse reaction to the above medicines, it is recommended to take the medicines under the guidance of a Chinese medicine practitioner and not to take the medicines on your own, so as to avoid delaying the condition or having adverse reactions.