Huang Jing is usually taken as a decoction in clinical practice, but the specific method of administration should follow the doctor’s instructions. Huang Jing has the effect of tonifying qi and nourishing yin, strengthening the spleen, moistening the lungs and benefiting the kidneys. Huang Jing has a sweet flavor and a neutral nature. It belongs to the spleen, lung and kidney meridians. It is used for spleen and stomach qi deficiency, tiredness and fatigue, gastric yin deficiency (insufficient yin fluid in the stomach), dry mouth and little food, lung deficiency and dry cough, coughing and hemoptysis with exertion, deficiency of essence and blood, lumbar and knee soreness and tenderness (a feeling of soreness and weakness of the lumbar and knee areas), premature whitening of the beard and hair, and internal heat and thirst (symptoms of internal fever accompanied by overeating, excessive drinking, and excessive urination), etc. It is also used to treat diarrhea with cold and diarrhea. It should be noted that it is contraindicated for those with cold and diarrhea, phlegm-dampness and stagnant Qi (stomach distension and discomfort). If you need to take this medicine, it is recommended to consult a healthcare professional.