306
Participants
Start Date
July 31, 2006
Primary Completion Date
June 30, 2009
Study Completion Date
November 4, 2010
naltrexone implant
naltrexone implant is 1000 mg naltrexone
oral naltrexone
oral naltrexone 50 mg/day
oral placebo naltrexone
oral placebo naltrexone resembles active medication
placebo implant
placebo implant resembles active medication
Pavlov Medical University, Saint Petersburg
University of Pennsylvania, Philadelphia
National Institute on Drug Abuse (NIDA)
NIH
St. Petersburg State Pavlov Medical University
OTHER
University of Pennsylvania
OTHER