Soothing Relief for Serious Dry Eye. 28 Single-Use Vials - 0. 015 fl. oz. each. Preservative Free. Sterile. Bion Tears Lubricant Eye Dropsis an advanced tear substitute especially formulated and packaged for persistent dry eye conditions requiring frequent therapy. Lubricant Eye Dropswith Dextran 70. 01% and Hydroxypropyl Methylcellulose 2910 0. 3%. May also contain Hydrochloric Acid and/or Sodium Hydroxide and/or Carbon Dioxide to adjust pH. DM-00. Suggested Use: Make sure container is intact before use. To open,completely twist off tab. Do not pull off. Instill 1 or 2 drops in the affected eye(s) as needed. Throw away container. Do not reuse. Once opened, discard. All four containers within a pouch must be used within four days of opening the pouch. Storage:Store at room temperature. UPC: 300650419284 Weight: 0.88 lbs