Single-Use Containers. For mild to moderate dry eye, including Lasik dryness (If used for post-operative [e.g. Lasik] dryness and discomfort, follow your eye doctor's instructions.). Refresh Brand is the no. 1 doctor recommended (Verispan's Physician Drug & Diagnosis Audit (PDDA), February 2000 - January 2005. Long-lasting relief plus protection. No preservatives. Refresh Plus Lubricant Eye Drops does more than just soothe and relieve dry and irritated eyes. It also provides long-lasting moisturizing protection in a formula that contains many of the same healthy quantities as natural tears. Formulated for mild-to-moderate dry eye, Refresh Plus is preservative-free for sensitive eyes, and can be used as often as needed to provide 24-hour comfort. What Can Cause Dry Eye? Heat and air conditioning; Computer use and reading; Wind and sun; Certain medications; Natural aging process; Lasik procedures. Made in Ireland. Original strength, preservative-free formula | Relieves mild symptoms of eye dryness | Instantly moisturizes and lubricates | Designed to act like your own natural tears | Great for sensitive eyes | On-the-go single use vials | Can be used after LASIK or other eye surgeries. Follow your eye doctor's instructions if you are using REFRESH RELIEVA PF after an eye surgery (e.g., LASIK) to relieve dryness and discomfort. | The in preservative-free artificial tears.IRI Artificial tears preservative-free dollar and unit sales by manufacturer, 52 weeks ending 11/29/20.