Dried Huang Jing should be referred to as Huang Jing, which is usually dried, and has the effects of benefiting the kidney, moistening the lungs, strengthening the spleen, tonifying the qi and nourishing the yin, and is not usually used for treating neck enlargement. Huang Jing is flat in nature, sweet in taste, and belongs to the spleen, lung and kidney meridians. It has the effects of benefiting the kidneys, moistening the lungs, strengthening the spleen, tonifying qi and nourishing yin, and is mainly used in the treatment of internal heat and thirst (symptoms such as internal fever accompanied by excessive eating, drinking and urination), premature whitening of the beard and hair, lumbar and knee soreness and tenderness (a feeling of soreness and weakness of the lumbar and knee), deficiency of essence and blood, coughing up blood with exertion, coughing up blood, coughing up dryness of the lungs with deficiency of the lungs, dryness of the mouth with less food and body fatigue and tiredness. Adverse effects of Huang Jing are unclear, and caution is advised for those with spleen deficiency and dampness obstruction and phlegm-dampness congestion. Huang Jing can not be used to treat neck enlargement, neck enlargement may be caused by muscle sprains, infections, enlarged lymph nodes, thyroid disease and other factors, need to treat the cause. It is recommended that patients who are not feeling well go to a regular hospital and follow the doctor’s instructions for symptomatic treatment.