Overview Phase 1 Naltrexone-Bupropion-Methamphetamine Interaction Study Status: Completed Trial end date: 2012-06-01 Target enrollment: Participant gender: Summary The study is to primarily measure safety and interactions between oral doses of Naltrexone/Bupropion and i.v. Methamphetamine. Phase: Phase 1 Details Lead Sponsor: National Institute on Drug Abuse (NIDA)Treatments: BupropionBupropion hydrochloride, naltrexone hydrochoride drug combinationMethamphetamineNaltrexone