Psoriasis, also known as white mange. Drinking traditional Chinese medicine has a certain alleviating effect on the symptoms of psoriasis, but there is no definite statement on whether it can be cured or not, depending on the severity of the condition, and it is recommended to follow the doctor’s instructions to take the medicine. Psoriasis is categorized into blood-heat internalization (blood-heat evils are internalized in the body), blood deficiency and wind-dryness (blood deficiency leads to wind-dryness evils), qi and blood stagnation (qi and blood do not run smoothly), dampness accumulation, wind-cold-dampness paralysis (three kinds of evils, wind, cold, and dampness, invade the human body leading to paralysis of the limbs), and fire-poisoning blazing (fire-poisoning evils are exuberant) certificates in traditional Chinese medicine. 1. Blood-heat impregnation syndrome, the rapid development of the rash, bright red color, scales, intense itching, dry mouth and thirst, red tongue with yellow fur and stringy pulse. It can be treated with Rhinoceros Jiao Di Huang Tang. 2. Blood deficiency and wind dryness syndrome, manifested by pale color of the rash, scales reduced, conscious itching, dryness, pale tongue with little moss, fine pulse, can be treated with Angelica sinensis drink. The composition is angelica, tribulus terrestris, windbreak, white peony, thorns, astragalus, rhizoma ligustici, raw land, he shouwu, licorice. 3. Qi and blood stagnation is characterized by recurrent skin lesions, dark red rash, thick scales, dark purple tongue and astringent pulse. Tao Hong Si Wu Tang can be used. 4. Dampness and toxicity accumulation syndrome, the skin lesions are mostly seen in the skin folds, with vesicles and oozing, severe itching, red tongue, yellow and greasy moss, etc., can be used in Diospyroside Dampness Penetrating Soup. 5. Wind-cold-dampness paralysis syndrome, with red rash, white scales, swollen and painful joints, stiffness and deformity, pale tongue and white moss. Use Duhuo Sheng Tang. 6. In the case of fire and poison incandescence, the skin of the whole body is swollen, flushed, with peeling skin, with strong heat and fear of cold, with red tongue and reddish-red color, the patient can be treated with clearing plague and defeating toxin drink. The condition of psoriasis can be mild or severe, it is recommended that patients go to the hospital in time, under the guidance of the physician medication.