LC-Fin 1% Cream belongs to a class of drugs called antifungals primarily used to treat fungal infections of the skin like ringworm, jock itch, and athlete’s foot. Fungal infection is a skin disease in which a fungus attacks the tissue and causes infection. Fungal infections may be contagious (spread from one person to another). Ringworm is a common fungal infection of the skin that is contagious and causes a rash resembling worm in a ring shape.