Best ADHD Medication For Adults Stimulant ADHD medication works by enhancing brain function to reduce common symptoms such as hyperactivity inattention, and impulsiveness. There are several different stimulant medications that can be utilized to treat ADHD such as the methylphenidate (Ritalin), Concerta, Daytrana, Focalin and Adderall. Bupropion Bupropion, a central