179
Participants
Start Date
November 30, 2006
Primary Completion Date
February 28, 2011
Study Completion Date
August 31, 2011
Tropisetron
10 mg/day
Placebo
placebo
Risperidone
6mg/day
Baylor College of Medicine - Michael E. DeBakey VA Medical Center, Houston
Beijing Hui-Long Guan Hospital, Beijing
National Institute of Mental Health (NIMH)
NIH
Baylor College of Medicine
OTHER