Evaluation of the Efficacy of OC-02 Nasal Spray on Signs and Symptoms of Dry Eye Disease (the RAINIER Study)

This was a Phase 2, multicenter, randomized, double-masked, placebo-controlled study designed to evaluate the safety and efficacy of OC-02 Nasal Spray in adult subjects with dry eye disease. Approximately 45 subjects, at least 22 years of age, with a history of dry eye disease and meeting all other study eligibility criteria were planned to be randomized to receive an application of OC-02 or placebo twice daily (BID) for 4 weeks.