Sterile. Convenient preservative-free vials. No. 1 doctor recommended brand (Survey of ophthalmologists and optometrists, Harris Interactive, December 2008). Extended protection. Fast symptom relief. Open your eyes to a breakthrough in comfort with Systane Ultra Lubricant Eye Drops. Systane Ultra preservative-free vials elevates the science of dry eye therapy to a new level so you can have relief from dry eye anytime, anywhere. From first blink, eyes feel lubricated and refreshed. Feel the difference in dry eye relief with Systane Ultra.