Safety and Efficacy of Two Artificial Tears in Dry Eye Subjects

Inclusion Criteria:

- Current use of an artificial tear at least twice daily, for at least three months
prior to Day 1, on average

- Ability/agreement to wear habitual correction (glasses) during study period

Exclusion Criteria:

- Known allergy or sensitivity to the study product(s) or its components

- Anticipate contact lens wear during the study, or subject has worn contact lenses in
the last six months

- Chronic use of systemic medications which may affect a dry eye condition

- Active ocular allergy or infection

- Use of Restasis® or other topical cyclosporine products within 3 months prior to Day
1

- Current use of any topical ophthalmic medications, have used within 2 weeks prior to
Day 1, or are likely to use during study.