Other Information: Store away from heat. Protect from freezing. Use only if imprinted tape seal on top and bottom flaps are intact and clearly legible. Use before expiration date marked on container. Store at 59-86 degrees F (15-30 degrees C). Retain this carton for future reference. Misc: Preservative-free. Ointment for nighttime dry eye relief. Sterile. Make your dry eyes feel better with the brand doctors recommend. Refresh P.M. ointment provides strong, soothing nighttime relief for more intense dry, irritated eyes. Ideal for use at bedtime. Made in the USA.