The Scholl Verruca Removal System is for the treatment of common warts on the feet and hands. The disc system limits spread to the surrounding skin, so you will have beautiful looking feet again, in a flash. Scholl Verruca Removal System Scholl Verruca Removal System is a type of plaster treatment which is commonly used for removing warts from hands and feet. These medicated plasters are designed in small discs that surround the verruca or wart.