Terbinafine 1% Cream is an antifungal medicine. It works by stopping the growth of the fungus causing the infection. This will relieve symptoms of itching, soreness, and irritation and clear up the rash on your skin. This medicine is effective in treating a wide range of fungal infections all over the body including the athlete’s foot. You should keep using it for as long as it is prescribed even if your symptoms have gone. This will ensure that the infection is completely cured and prevent it from coming back.