Calcipotriol cannot cure psoriasis in children, but it can relieve the patient’s symptoms. Psoriasis is a skin disease caused by the interaction of many factors, and heredity and other factors, because the cause of the disease can not be removed, so at present this disease can not be cured. Calcipotriol is a vitamin D3 derivative, which can inhibit the proliferation of skin cells and induce their differentiation, thus correcting the proliferation and differentiation abnormalities of psoriasis lesions, which can improve the clinical symptoms of patients, but can not be cured fundamentally. Capotriol may cause some adverse reactions, such as itching, burning and skin irritation, occasionally erythema, dry skin, peeling, rash, and in some cases, skin atrophy and hyperpigmentation. And there is insufficient information on the safety of this drug in pediatric patients, it should be used with caution under the supervision of a physician. It should also be noted that the drug is avoided by those who are allergic to any of the components of this drug and those who have errors in calcium metabolism, severe renal insufficiency or hepatic dysfunction. If you need to use the drug, it is recommended to use it under the guidance of a doctor, not blindly self-medication to avoid adverse effects.