Get the long, lush lashes you’ve dreamed of having! Latisse™ lash serum (bimatoprost ophthalmic solution) 0.03% is the first and only brand name prescription treatment approved by the FDA for thin or sparse eyelashes, growing them longer, fuller and darker. With a simple one-a-day approach of one minute once a day to apply one drop per eyelid, you’ll see a visible difference in as little as 4 weeks with full results after 16 weeks.