Efficacy and Safety of an Ophthalmic Solution in Patients With Allergic Conjunctivitis

Inclusion Criteria: * Able to be dosed in both eyes, able and willing to make the required study visits and to follow instructions. * Negative urine pregnancy test if female of childbearing potential and use adequate birth control throughout the study period. * Diagnostic skin test indicative of allergy for cat hair, cat dander, grasses, ragweed, dust mite, dog dander, cockroach and/or trees within 24 months prior to Visit 1 or at Visit 1. * History of seasonal or perennial allergic conjunctivitis for at least 1 year prior to Visit 1. * Best-corrected visual acuity of 55 or greater in each eye as measured by ETDRS (letters read method). * Manifest a positive bilateral Conjunctival Allergen Challenge (CAC) test response. * Willing to discontinue contact lens wear for at least 72 hours prior to Visit 1 and throughout the study. * Other protocol-defined inclusion criteria may apply. Exclusion Criteria: * Known history or presence of persistent dry eye syndrome, or currently requires frequent use of artificial tears, gels or lubricants, presence of punctal plugs, use of Restasis®, or topical ocular corticosteroids for dryness of eyes. * Presence of an ocular condition that may affect the study outcomes. * History or evidence of ocular surgery (including refractive procedures such as LASIK, PRK and RK) within 6 months of Visit 1. * Presence of signs/symptoms of active allergic conjunctivitis at the start of Visits 1, 2, 3A, or 4. * History of anaphylactic reaction to any allerg…