Glass wire causes itchy skin, belongs to contact dermatitis, can be adjusted by general treatment, local medication, systemic medication and other measures. 1. General treatment: first of all, you should avoid re-exposure to the glass wire sensitizer, avoid scratching the skin lesions, you can use a cool towel, ice cold compress, relieve edema, relieve itching. 2. Local medication: topical glycerite lotion, with astringent, antipruritic, anti-allergic effect; glucocorticoid ointment, such as compound dexamethasone ointment, hassinide ointment, etc., with anti-inflammatory, anti-allergic effect. 3. Systemic medication: If the itching is severe, you can take antihistamines such as cetirizine and loratadine for treatment. Glass wire caused by itchy skin, it is recommended to seek timely medical attention, the drug needs to be used under the guidance of a doctor.