What Are Careprost Eye Drops? What Are They Used For? These are eye drops that have a high quality serum that lets your eyelashes become fuller, longer and darker, just like the kind you see in the movies and the magazines. And if you happen to have short eyelashes or hypotrichosis, these eye drops will not only give you eyelashes that are much longer and thicker, but they will also add color to your eyelashes. How is this even possible you might wonder? But the truth is that this is very much possible, as Careprost Eye Drops with Brush contain as their active ingredient - Bimatoprost Ophthalmic Solution. These eye drops of Careprost are simply superb as they not only increase the growth of your eyelashes, but they are also great for: The treatment of glaucoma, in which the medicine has to be dropped straight into the eye. But when used for the purpose of getting better eyelashes, the medicine has to be dropped onto the eyelid. Reduction in the pressure built up within the ...