The dead skin callus of the heel in medicine refers to callus, which can be improved through medication, physical therapy and other ways. 1. medication: callus patients can follow the doctor’s instructions for external salicylic acid ointment, urea cream and other drugs; or external adapalene gel and other vitamin A acid drugs, with softening, exfoliation of the role of keratin. 2. Physical therapy: patients can also choose cryotherapy, using the low temperature of liquid nitrogen to make the affected tissues necrotic crust and fall off; or through carbon dioxide laser therapy, the use of laser heat, the local lesion destruction. For patients with callus, it is recommended to go to a regular hospital, under the guidance of the doctor, avoid blindly using medication on their own.