Psoriasis is also known as psoriasis. The treatments for having psoriasis and diabetes are controlling blood sugar and targeting psoriasis treatment. 1. Control blood sugar: use glucose-lowering drugs such as metformin, glipizide or insulin injection as prescribed by doctor, cooperate with diet control and appropriate exercise to maintain stable blood sugar. 2. For psoriasis treatment: the treatment of psoriasis is mainly to control the symptoms and improve the quality of life of patients. Topical drug treatment includes retinoic acid, calcium-modulated phosphatase inhibitors, etc. For moderate to severe psoriasis, immunosuppressants such as cyclosporine are commonly used; biological agents and physical therapy can also be applied. Patients who appear to have psoriasis and diabetes should be treated under the guidance of a doctor.