Clinical Trial: Withdrawal Study to Demonstrate the Maintenance Effect in the Treatment of Non-24-Hour Sleep-Wake Disorder

Study Status: Completed
Recruit Status: Completed
Study Type: Interventional

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Official Title: A Randomized Withdrawal Study to Demonstrate the Maintenance of Effect of 20 mg Tasimelteon in the Treatment of N24HSWD

Brief Summary: The purpose of this study is to evaluate the maintenance effect and safety of 20 mg tasimelteon versus placebo in subjects suffering from Non-24-Hour Sleep-Wake Disorder.