Effect of an Investigational Multi-Purpose Solution on Lens Moisture

Inclusion Criteria: * 18 years of age or older. * Wears silicone hydrogel contact lenses on a daily wear basis i.e. disinfects lenses every night). * Has successfully worn contact lenses for 5 days, 8 hours per day, prior to baseline visit. * Vision is correctable to 20/30 or better in each eye at distance with study lenses at baseline visit. * Other protocol-specified inclusion criteria may apply. Exclusion Criteria: * Known sensitivity or intolerance to contact lens multi-purpose solutions. * Use of any topical ocular OTC or prescribed topical ocular medications. * History or current ocular infections or ocular inflammatory events. * Ocular surgery within the past year. * Medical condition or use of medication that cause ocular side effects. * Participation in any investigational study within the past 30 days. * Other protocol-defined exclusion criteria may apply.