Overview GBR 12909 Study in Cocaine Experienced African American Volunteers - 1 Status: Unknown status Trial end date: 2005-05-01 Target enrollment: Participant gender: Summary The purpose of this study is to assess GBR 12909 in cocaine experienced African American Volunteers. Phase: Phase 1 Details Lead Sponsor: National Institute on Drug Abuse (NIDA)Treatments: CocaineVanoxerine