Alcon Systance Hydration UD Lubricant Eye Drops 0.7 ml, 30 Pack entrap water to promote hydration, lubrication and provide prolonged, long lasting relief. It also allows restoration of the damaged cells in the ocular surface. For the temporary relief of burning and irritation due to dryness of the eye. May also be used for rewetting of all silicone hydrogel and soft (hydrophilic) contact lenses for minor irritation, discomfort and blurring. Prolonge, long-lasting relief for dry eyes. Suitable for use with soft contact lenses. Comes in 30 vials (0.7 ml each).