There's been a growing interest in this product ever since it was introduced. And it's no wonder. LATISSE® is the first and only FDA approved prescription treatment for inadequate or not enough eyelashes, growing them longer, fuller and darker. LATISSE® solution is a growth treatment for lashes. In fact, it's the only FDA-approved treatment clinically proven to grow lashes. And it's the only lash growth product of its kind available by prescription. LATISSE® grows lashes longer, fuller and darker. LATISSE® solution is a once-nightly treatment you apply topically to the base of your upper eyelashes, as instructed by your doctor. Then, gradually, the results come in. You may start to see more length in as little as 4 weeks and you should achieve full growth in 16 weeks.