A 30-year old man presents to your clinic for this painful plaque on his foot. He hasn't tried to treat it before and wants to sta treatment because it's painful. What is the most appropriate first-line therapy for this patient?

Lesion appears to be CORN. A corn is a sharply demarcated callosity occurring over a bony prominence, usually on the hand or foot, and is painful. If corns are painful, shave away some of the thickened skin to relieve pain and pressure in the affected area. Imiquimod: Use in Anogenital was Salicylic acid: keratolytic, used in the treatment of acne, dandruff, seborrhea, psoriasis and was.