Overview Methylphenidate and Driving Ability in Adult Patients With Attention-Deficit Hyperactivity Disorder Status: Completed Trial end date: 2006-02-01 Target enrollment: Participant gender: Summary The primary purpose of this study is to determine the effects of methylphenidate versus placebo on driving ability of adult ADHD patients. Phase: Phase 4 Details Lead Sponsor: Utrecht Institute for Pharmaceutical SciencesTreatments: Methylphenidate