Allergan Refresh Plus Lubricant Eye Drops provides immediate, long lasting relief plus protection from dryness and irritation. Refresh Plus dose more than just soothe and relieve your eyes. Allergan Refresh Plus Lubricant Eye Drops also protects against further irritation with its unique long-lasting lubricant, CMC. Refresh Plus Lubricant Eye Drops is preservative-free to eliminate the potential irritation to your eyes caused by the preservatives found in some bottled eye drops.Safe to use as often as necessary, Refresh Plus provides 24-hour comfort for dry, irritated eyes.Many things can make your eyes feel dry, scratchy, burning, or uncomfortable. Air conditioners or heaters. Computer use. Reading.Some medications.Wind.Or a reduction in the amount of tears your body produces - tears which help to lubricate and nourish your eyes.Refresh Plus Lubricant Eye Drops restores the moisture your eyes crave with a special formula that has some of the same healthy qualities as natural tears.