Psoriasis, also known as psoriasis, is usually not completely curable and some patients may require lifelong treatment. Psoriasis can be treated in a variety of ways, including topical medications, oral medications, biological agents, and other treatments. 1. Topical medication: Psoriasis usually cannot be cured completely, and once you get sick, you may have repeated attacks. Topical medicines can be given under doctor’s guidance, such as tacrolimus ointment, pimecrolimus cream, mometasone furoate ointment, carbotriol, calcipotriol, etc., which have the effect of anti-inflammation and inhibiting skin cell proliferation. 2. Oral drugs: oral drugs commonly used in clinical practice, including cyclosporine, methotrexate, Avicenna, etc. The drugs can inhibit cell proliferation and have anti-inflammatory effects after taking. 3. Biological agents: commonly used biological agents include adalimumab, stavudine, ezekizumab, etc., which can play an anti-inflammatory role by blocking the relevant inflammatory pathway. 4. Other treatments: Other treatment modalities include photochemotherapy, such as narrow-spectrum mid-ultraviolet light therapy, which can inhibit the immune response. The appearance of erythema, papules, plaques covered with silvery-white scales with itching, it is recommended to go to the dermatology department of the hospital, under the guidance of the doctor to give the appropriate medication or other forms of treatment.