Thick and hard dead skin on feet may be caused by callus, corns, athlete’s foot, eczema and other diseases, you need to choose the appropriate way of treatment for the disease, including general treatment, medication, surgical treatment and so on. 1. Callus, corns: for callus, corns caused by dead skin on the feet is very thick and hard, daily choice of suitable shoes and socks, avoid walking for a long time. You can follow the doctor’s instructions for external use of salicylic acid ointment, urea cream, vitamin A acid ointment and other drugs, which can soften the keratin, regulate cell differentiation, so as to remove the dead skin on the feet. If the patient is corns, if necessary, can perform corns digging out surgery. 2. Tinea pedis: for tinea pedis caused by dead skin on the feet, need to pay attention to personal hygiene, you can follow the doctor’s instructions for external use of salicylic acid ointment, to remove the dead skin on the feet. At the same time, follow the doctor’s instructions for external use of econazole, miconazole and other antifungal drugs, to promote the recovery of the disease. 3. Eczema: especially chronic eczema, there will be thickening of the skin on the feet, mossy, flaky, will also be manifested in the dead skin is very hard and thick, this time you need to use keratinolytic agents such as urea ointment, salicylic acid ointment, and then the joint use of glucocorticosteroid ointment, such as hydrocortisone ointment, and so on. There are many reasons why the dead skin on the feet is very thick and hard, it is recommended that the patient go to the hospital for examination and treatment under the guidance of the doctor. Drugs need to be used in accordance with medical advice.