The medication know as prostaglandin analogue is included in the category of drugs know asBuy careprost eye drop. It accomplishes this by lowering the intraocular pressure. It does this by increasing the flow of fluid from the inside of the eye into the bloodstream, which in turn reduces the pressure that has built up inside of the eye. Your vision may be harmed if the pressure inside your eye is elevated to an unhealthy level. Take it as directed on the bottle and at the appropriate intervals. Should you stop taking it, the pressure that is normally controlled in your eye will return to its previous level.