Herpes zoster belongs to the category of Chinese medicine “snake string sores”, and its medicinal treatment should be carried out on the evidence, generally can use gentian diarrhea liver soup, in addition to the damp stomach ling soup, etc. for treatment. The liver meridian is hot, the symptoms of the skin lesions bright red, burning stinging pain, blister wall tension, bitter mouth and dry throat, upset and irritable, dry stools, yellow urine, treatment should be to clear the liver fire, detoxification and pain relief, the formula with gentian diarrhea liver soup plus subtractions. In the case of spleen deficiency and dampness, the lesions are pale in color, the pain is not obvious, the wall of the blisters is loose, the mouth is not thirsty, the food is scarce and the abdomen is bloated, and the stools are loose from time to time, the treatment is to strengthen the spleen and promote dampness, detoxification and pain relief, and the formula is to remove the dampness of the stomach and the ling soup with additional subtractions. In the case of qi stagnation and blood stasis, the symptoms are that the local pain will not stop after the rash is alleviated or subsided, radiating to the nearby parts, the pain is intolerable, restlessness, and in severe cases, it can last for months or longer, the treatment is to regulate qi and activate blood, and to clear the blood channels to stop the pain, and the formula is to use the Peach and Red Four Substance Soup with additions and subtractions. After the discomfort should be timely medical treatment, in the physician’s evidence under the guidance of the choice of drug treatment, not self-medication, so as not to delay the condition.