Psoriasis is the role of Chinese medicine “white mange” category, acacia has cool blood. The efficacy of laxative effect, can be used for the treatment of psoriasis is wind-heat and blood dry evidence, can be combined with rhinoceros horn dihuang soup or cool blood dihuang soup with subtractions. Sophora is the dried flowers and flower buds of the leguminous plant Sophora japonica. It is bitter in taste and slightly cold in nature. It belongs to the liver and large intestine meridians. It has the effects of cooling Blood to stop bleeding (cooling and moisturizing the blood to prevent bleeding), and clearing the liver and diarrhoea (removing liver fire). It is used in treating blood in stool, hemorrhoidal blood, bloody diarrhea, metrorrhagia (excessive menstrual flow or dribbling), vomiting blood, epistaxis, liver-heat, redness in the eyes, headache and dizziness. Wind-heat and Blood-dryness syndrome: bright red skin lesions, continuous appearance of skin lesions, increase in erythema, scraping off the scales to see shiny film, punctate hemorrhage, and homomorphic reaction; accompanied by heartburn, thirst, dry stools, and yellow urine. Treatment: clearing heat and removing toxins (removing heat and toxins from the body), cooling blood and activating blood circulation. Representative formula: Rhinoceros Horn Dihuang Tang or Cool Blood Dihuang Tang with subtractions. It is recommended that patients seek medical treatment in time and use medication under the guidance of a doctor, do not take medication on your own.