20
Participants
Start Date
June 30, 2012
Primary Completion Date
May 31, 2013
Study Completion Date
May 31, 2013
Melatonin
20 mg oral single dose
Melatonin
30 mg oral single dose
Melatonin
50mg oral single dose
Melatonin
100mg oral single dose
University of Aberdeen, Aberdeen
University of Aberdeen
OTHER