Creams& hygiene . You can use clotrimazole1percent cream 3 times a day or lamasil cream twice a day. Be sure to apply it 1 inch beyond the ring of fungus ( it is not a worm) and conitinue application for 5 days after all signs are gone. It is highly contagious. Don't share towels. Once used be sure to put it right into the wash to protect others. If you touch it, wash your hands right away!
Terbinafine cream. Should work, if that's what you've got.