Itchy skin of lung cancer can be handled and treated through skin care, drug treatment and surgery. 1. Skin care: local skin should be cleaned well and moisturizing liquid should be applied to keep local skin moist, which can relieve symptoms to a certain extent. 2. Drug treatment: if it is caused by drug allergy in the process of lung cancer treatment, chlorpheniramine maleate tablets and loratadine tablets can be taken orally, and glycerine lotion and erythromycin ointment can be used externally for treatment. If itching is caused by jaundice in late stage of lung cancer, it can be treated with vitamin A tablets, chlorpheniramine maleate tablets and other drugs. 3. Surgical treatment: if itching of skin is caused by gallbladder jaundice in advanced stage of lung cancer, it can be treated by gallbladder drainage surgery, bile duct drainage surgery and other methods. When symptoms appear, doctors should be informed in time, and standardized treatment as well as medicines should be used under the guidance of professional physicians to avoid impacting on the body.