Itchy skin is mostly seen in eczema, urticaria, tinea corporis, pruritus, and so on. It is recommended to clarify the cause first and give glucocorticoids, antihistamines, antifungal and anti-itching drugs for treatment as prescribed by the doctor. 1. Eczema: related to genetics, allergies, chronic diseases and other internal and external factors, eczema caused by itching, mainly glucocorticoid drug therapy, such as topical hydrocortisone cream, halometasone cream, methylprednisolone tablets, etc., which can control the patient’s condition. 2. Urticaria: The cause of urticaria is complicated, related to allergy, immunity and other problems, which may cause urticaria leading to itchy skin. Antihistamines can be given, such as Olopatadine Hydrochloride, Levocetirizine Hydrochloride, Ibastin, etc., which can relieve itching of the skin. Biological agents, such as omalizumab, can be given if necessary for the treatment of chronic urticaria. 3. Ringworm: dermatophytes erode the skin and cause itching. It can be treated with topical clotrimazole cream, miconazole nitrate cream, tretinoin econazole cream, and oral itraconazole capsules and terbinafine hydrochloride tablets if necessary. 4. Pruritus: Pruritus causes itching, it is recommended to avoid scratching stimulation, pay attention to moisturizing care, severe oral loratadine and other drugs. In summary, the causes of itchy skin are more, it is recommended to pay attention to daily care, if necessary, to the hospital dermatology department, follow the doctor’s instructions standardized treatment, do not self-medication.