Terbinafine (as HCl) 1%. ≥12yrs: apply twice daily (AM & PM). Improvement may continue for 2–6 weeks after therapy completed. T. pedis (interdigital), t. corporis, t. cruris: apply for 1 week ...
But, if you have a nail infection of the big toe or your nails grow very slowly, you may need to take the tablets for up to 6 months. It may take several months after you stop taking Lamisil ...