Other Information: store at room temperature. Misc: Soothing relief. Previously tears naturale ll. GenTeal Tears Mild Lubricant eye drops. Contains Polyquad preservative, a safe and comfortable preservative, gentle enough for even sensitive eyes. Questions? In the U.S call 1-800-757-9195 (Mon-Fri 9AM-5PM CST) alcon. Country of Origin: USA.