Latisse® (bimatoprost ophthalmic solution) 0.03% is the first and only prescription treatment approved by the FDA for inadequate or sparse eyelashes - growing them longer, fuller and darker.Latisse® makes lash growth possible because of its active ingredient: bimatoprost.Latisse® is FDA approved and effective. It's a once-a-day treatment you apply topically to the base of your upper eyelashes.