Careprost is the best option for treating hypotrichosis, a congenital deficiency of hair on the eyelashes. This approach helps to grow long, dark and dense eyelashes quickly. This drug improves hair growth to makes eyelashes grow longer and faster. It is one of the most popular eyelash growth products used for growing eyelashes and making it thicker, longer and healthier. Careprost was initially made for treating glaucoma, but its side-effect caused thicker, darker and longer eyelashes. People who have a lack of hair in their eyelashes use this solution as a remedial option to grow their eyelashes.