455
Participants
Start Date
March 31, 2012
Primary Completion Date
April 30, 2013
Study Completion Date
April 30, 2013
Zopiclone
7.5 mg before sleep, the evening before surgery
Alprazolam
0.5 mg at awakening, the day of surgery
placebo
given night before surgery and at awakening, the day of surgery
Clinique Sévigné, Cesson
Centre Paul Papin, Angers
Clinique St Leonard, Trélazé
University Hospital, Angers
Dept of Anesthesia, Hôpital Maison Blanche, Reims
Dept of Anesthesia, Le Mans
Dept of Anesthesia, Hôpital Tenon, Paris
Dept of Anesthesia, Hôpital Foch,, Suresnes
University Hospital, Angers
OTHER_GOV