Foot pads are known as callus in medicine, and callus can’t be cured with corns cream. Callus is mainly caused by wearing hard shoes for a long time, excessive exercise and their own bone deformities and other factors lead to long time skin extrusion and make the skin form callus. In addition, long-term exposure to chemicals and high temperature stimulation may also cause the skin to produce callus. The generic name for corns is Salicylic Acid Phenol Patch. Salicylic acid phenol cream contains petroleum jelly, lanolin, paraffin, glycerin, sesame oil and other substances. It is mainly used to treat corns, not calluses. Calluses can be treated with topical exfoliators such as salicylic acid ointment and retinoic acid ointment under a doctor’s supervision. If callus occurs, you need to go to the hospital in time, under the advice of the doctor according to their own situation timely treatment.