Sleep Wake Disorders research hub

Evaluating the Effects of Tasimelteon vs. Placebo in Delayed Sleep-Wake Phase Disorder (DSWPD)

This study is looking at a new medicine called tasimelteon for people with a sleep problem called Delayed Sleep-Wake Phase Disorder (DSWPD). We want to see if it helps them sleep better and if it's safe compared to a dummy pill (placebo).