Overview Study to Investigate the Efficacy and Tolerability of AZD1446 in Adult ADHD Patients. Status: Completed Trial end date: 2010-08-01 Target enrollment: Participant gender: Summary The purpose of this study is to determine whether 2 weeks of treatment with AZD1446 compared to placebo improves ADHD symptoms and is well tolerated. Phase: Phase 2 Details Lead Sponsor: AstraZeneca