what is terbinafine prescription for?
Terbinafine is applied to the skin to treat: 1  ringworm of the body (tinea corporis); 2  ringworm of the foot (interdigital and plantar tinea pedis; athlete's foot); 3  ringworm of the groin (tinea cruris; jock itch); 4  tinea versicolor (sometimes called âsun fungusâ); and.  yeast infections of the skin (cutaneous candidiasis).