Overview Safety and Efficacy of SPD465 in Adults With ADHD Status: Completed Trial end date: 2006-01-06 Target enrollment: Participant gender: Summary The purpose of the study is to evaluate how safe and how well SPD465 works compared to placebo in adults with ADHD. It is hypothesized that SPD465 will achieve an extended duration of clinical benefit. Phase: Phase 2 Details Lead Sponsor: ShireTreatments: AmphetamineDextroamphetamine