Overview Tasimelteon for the Treatment of Non-24-hour Sleep-Wake Disorder (N24HSWD) in Blind Individuals With no Light Perception Status: Completed Trial end date: 2015-01-01 Target enrollment: Participant gender: Summary The purpose of this study is to evaluate the safety of tasimelteon in male and female patients who suffer from Non-24-Hour Sleep-Wake Disorder. Phase: Phase 3 Details Lead Sponsor: Vanda Pharmaceuticals