Overview Effects of Labetalol on Human Cocaine Use - 8 Status: Completed Trial end date: 2001-12-01 Target enrollment: Participant gender: Summary The purpose of this study is to determine the effect of labetalol treatment on the subjective and physiological effects of cocaine. Phase: Phase 2 Details Lead Sponsor: National Institute on Drug Abuse (NIDA)Collaborators: University of MinnesotaUniversity of Minnesota - Clinical and Translational Science InstituteTreatments: CocaineLabetalol