Elderly people with itchy and flaky skin are mostly considered to be chronic eczema, psoriasis, ringworm and other diseases, which need to be clearly diagnosed and then treated with appropriate medications, such as glucocorticosteroids, vitamin D3 derivatives, and antifungals, for the specific disease. 1. Chronic eczema: glucocorticosteroids can be used externally, such as hydrocortisone cream, mometasone furoate ointment, anti-inflammatory and anti-itching treatment; itching is obvious, oral antihistamine treatment, such as cetirizine, loratadine and so on. 2. Psoriasis: topical glucocorticoid treatment, such as tretinoin ointment, hydrocortisone cream, etc.; vitamin D3 derivatives such as carbotriol, tacalcitol, etc.; or topical calcium-modulated phosphatase inhibitors such as tacrolimus ointment, pimecrolimus cream, etc.; if necessary, oral avitaminosis A, methotrexate, cyclosporine and so on. 3. Ringworm: generally can be used externally antifungal treatment, such as ketoconazole ointment, terbinafine cream, etc.; serious condition, oral antifungal treatment, such as itraconazole. It is recommended that the patient to the regular hospital dermatology consultation, after a clear diagnosis, follow the doctor’s instructions reasonable use of drugs, not blindly self-medication.