Different causes such as external factors, fungal infections, hand eczema and other causes of dry cracked fingers and hard skin need different drugs, common urea cream, ketoconazole cream, dexamethasone cream and so on. 1. External factors: such as air dryness caused by hand skin dehydration so that the fingers cracked, hard skin. At this time you need to pay attention to hand care, can be applied locally urea cream, vitamin E milk, etc. to moisturize the hands. 2. Fungal infections: fungal infections such as trichophyton and other infections caused by ringworm, resulting in skin keratin layer hyperplasia, thus causing the symptoms of dry cracked fingers and hard skin. At this time, you can follow the doctor’s instructions for external ketoconazole cream, terbinafine hydrochloride cream and other treatment, and at the same time need to carry out life interventions such as keeping hands clean, avoid eating spicy and stimulating food. 3. Hand eczema: chronic eczema on the hands can cause skin roughness, hypertrophy and hardness, finger skin dry cracks, but also can be accompanied by obvious itching symptoms. At this time, you can follow the doctor’s instructions for external glucocorticoid preparations such as dexamethasone cream, etc., and should avoid scratching the affected area. All of the above drugs should be used under the guidance of a doctor, and it is recommended that people with dry cracked fingers and hard skin consult a doctor in a timely manner to find out the cause of the problem and actively treat it, so as not to delay the condition.