This is a Phase 2, multi-center, Investigator-masked, randomized, parallel-group study to evaluate the tolerability, efficacy and safety of VOS versus Restasis® over a 28-day treatment period in subjects with mild to moderate DED. Approximately 90 subjects will be randomized to either VOS or Restasis® at approximately 7 centers located in the US
Evaluate the tolerability, efficacy and safety of VOS versus Restasis® in subjects with mild to moderate Dry Eye Disease (DED).