Efficacy and Safety of Circadin for Non-24 Hour Sleep-Wake Disorder in Totally Blind Subjects

PHASE2CompletedINTERVENTIONAL

Enrollment

Participants

Timeline

Start Date

February 28, 2006

Primary Completion Date

August 31, 2007

Study Completion Date

October 31, 2007

Conditions

Non-24 Hour Sleep-Wake DisorderBlindness

Interventions

DRUG

melatonin (Circadin)

2 mg prolonged release melatonin tablets once daily 2 hours before going to bed

DRUG

placebo

one tablet per day 2 hours before going to bed

Trial Locations (2)

Clinlabs, Inc., New York

Sleep Disorders Center of Atlanta, Atlanta