Overview Effects of Smoked Marijuana on Risk Taking and Decision Making Tasks Status: Completed Trial end date: 2008-03-01 Target enrollment: Participant gender: Summary The purpose of this study is to investigate the effects of smoked marijuana on both risk taking and decision making tasks. Phase: Phase 1 Details Lead Sponsor: New York State Psychiatric InstituteCollaborator: National Institute on Drug Abuse (NIDA)Treatments: Dronabinol