Itchy flaky skin may be caused by physiological factors such as dry skin, or it may be related to seborrheic dermatitis, dry eczema and other diseases, which can be relieved through general treatment, medication and other ways. 1. Physiological factors: If the itchy flaky skin is caused by dry skin, avoid excessive washing of the skin in daily life, and use moisturizers such as petroleum jelly to alleviate the phenomenon of dry skin. 2. Seborrheic dermatitis: Seborrheic dermatitis may also lead to itchy flaky skin, patients need to pay attention to their diet, try to eat less spicy and stimulating food. Can be used externally salicylic acid, sulfur preparations, with anti-dandruff, antibacterial effect. At the same time can also be used externally glucocorticoid drugs, such as dexamethasone, mometasone furoate, etc., with anti-inflammatory, anti-itching effect. 3. Dry eczema: itchy skin flakes may also be caused by dry eczema, patients should pay attention to skin moisturizing, avoid scalding skin. You can use topical glucocorticoid drugs, such as hydrocortisone, halometasone, etc., to relieve itching, anti-inflammatory effect. If the itchy skin flakes, after excluding physiological factors, it is recommended to go to a regular hospital to check, with the doctor standardized treatment, the specific medication needs to follow the doctor’s instructions.