Evaluation of Clinical Outcomes After the Use of SYSTANE® HYDRATION

Inclusion Criteria: * Willing and able to attend all study visits; * Use of non-BAK (Benzalkonium Chloride) artificial tears at least once a day, for at least 3 months prior to Screening Visit; * Diagnosis of Dry Eye (by a health care professional) for at least 3 months prior to Screening Visit; * Other protocol-defined inclusion criteria may apply. Exclusion Criteria: * Women of childbearing potential who are pregnant or breast feeding; * Any hypersensitivity to the use of the study products or an allergy to any ingredient(s) contained within study products; * Ocular abnormalities in either eye that could adversely affect the safety or efficacy outcome; * Active ocular infection (bacterial, viral, or fungal) or active inflammation not associated with dry eye; * Use of chronic systemic medications: (prescription, over the counter, vitamins/supplements) on a stable dose for less than 30 days prior to Screening Visit, or any anticipated change in dosing regimen during the course of the study; * History of ocular or intraocular surgery or serious ocular trauma in either eye within 6 months prior to Screening Visit; * Any medical condition (systemic or ophthalmic) that may, in the opinion of the Investigator, preclude the safe administration of study products or safe participation in the study; * Use of any topical ocular over-the-counter or prescribed medications in either eye (with the exception of artificial tears/gels/ lubricants) 2 weeks prior to Screening Visit; * Contact lens use within 2 weeks prior to Screening Visit and unwilling to avoid contact lens use during the course of the study; * Unwilling to avoid the use of additional artificial tears (other than the study products) throughout the study; * Other protocol-defined exclusion criteria may apply.