Best ADHD Medication For Adults Stimulant ADHD medication helps to improve brain function , reducing common symptoms such as hyperactivity lack of focus, and impulsiveness. There are a variety of stimulant drugs that can be used to treat ADHD like methylphenidate (Ritalin), Concerta, Daytrana, Focalin and Adderall. Bupropion Bupropion, a central