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A multicenter, double-blind, randomized study to evaluate the effects of tasimelteon vs. placebo in participants with Delayed Sleep-Wake Phase Disorder (DSWPD)

OPEN-LABEL SAFETY STUDY OF A 1-YEAR 20MG DOSE REGIMEN OF TASIMELTEON FOR THE TREATMENT OF NON-24-HOUR SLEEP-WAKE DISORDER (N24HSWD) IN BLIND INDIVIDUALS WITH NO LIGHT PERCEPTION