Hand cracking peeling crust need to be based on the cause of the use of targeted ointment, generally used antifungal ointment, hormone ointment, exfoliant ointment, common causes of hand eczema, tinea versicolor and so on. 1. Hand eczema: frequent hand washing or long-term use of certain chemical substances, such as soap, laundry detergent, detergent, soap, etc., may trigger hand eczema, manifested as hand skin cracking, peeling, crusting and other symptoms, which may be accompanied by varying degrees of itching, can be localized topical hormone ointment, such as mometasone furoate ointment, haldolone ointment, etc., but also localized topical exfoliating agent ointments such as Salicylic acid ointment, etc. 2. Ringworm: ringworm is a disease caused by dermatophyte infection of the skin of the hand, manifested as peeling of the skin of the hand, blisters, cracking, crusting and other symptoms, which may be accompanied by itching, can be used topically with antifungal ointment, such as terbinafine ointment, ketoconazole ointment and so on. All of these creams have adverse reactions and are recommended to be used under medical supervision. Cracked hands peeling hard skin may also have other causes, it is recommended to go to the hospital in time to improve the examination, clear cause to give targeted treatment.