50
Participants
Start Date
February 29, 2012
Primary Completion Date
June 30, 2013
Study Completion Date
June 30, 2013
Melatonin
5mg of melatonin will be taken by the subject for 3 nights prior and continuing 3 nights after surgery as tolerated.
Placebo
5mg of placebo will be taken by the subject 3 nights prior to surgery and continuing 3 nights after surgery
Hospital for Special Surgery, New York
Hospital for Special Surgery, New York
OTHER