81
Participants
Start Date
March 31, 2003
Primary Completion Date
May 31, 2007
Study Completion Date
May 31, 2007
Memantine
Memantine
placebo
placebo
Research Foundation for Mental Hygiene, Inc., New York
National Institute on Drug Abuse (NIDA)
NIH
Research Foundation for Mental Hygiene, Inc.
OTHER
New York State Psychiatric Institute
OTHER