Western medical treatment of psoriasis is divided into topical drugs, systemic drugs, biological agents, physical therapy, which is called leukoderma in traditional Chinese medicine and is mainly based on evidence-based treatment. Western medical treatment of psoriasis mainly includes: topical drugs: glucocorticoid ointment, such as hydrocortisone ointment. Systemic drugs: immunosuppressants, such as cyclosporine; glucocorticoids, such as methylprednisolone. Biological agents: e.g. Enasipro injection. Physical therapy: photochemotherapy, laser, etc. Traditional Chinese medicine treatments for psoriasis include: blood-heat internalization: use Rhinoceros Jiao Di Huang Tang plus reduction treatment. Blood deficiency and wind dryness: use angelica drink for treatment. Qi and blood stagnation syndrome: using peach red four things soup plus reduction treatment. Dampness and toxicity obstruction：select castor seed and dampness seepage soup. Fire and toxicity blazing syndrome: treat with clearing plague and defeating toxin drink. If you suffer from psoriasis, its treatment should consult the clinician, follow the doctor’s instructions, the use of drugs should be under the guidance of the doctor.