Ketotifen Ophthalmic Solution With Emedastine in Patients With Seasonal Allergic Conjunctivitis

Inclusion Criteria: * Age 3 years or older. * History of seasonal allergic conjunctivitis * Presence of bilateral ocular itching/conjunctival hyperaemia (redness) at baseline: 1. at least intensity degree 2 for itching, and 2. at least intensity degree 4 for composite score of itching and conjunctival hyperaemia Exclusion Criteria: Other systemic/ophthalmic conditions * Presence of any form of allergic conjunctivitis other than seasonal allergic conjunctivitis (e.g. perennial allergic conjunctivitis, vernal keratoconjunctivitis, atopic keratoconjunctivitis, giant papillary conjunctivitis). * Active bacterial or viral conjunctivitis or history of ocular herpes. * Presence or history of severe dry eye. Previous treatments * Any systemic or ocular corticosteroids within two (2) weeks prior to randomization. * Any systemic or ocular mast cell stabilizers within two (2) weeks prior to randomization. * Any other ophthalmic medication within three (3) days prior to randomization. Other protocol-defined inclusion/exclusion criteria may apply