Dextroamphetamine is used to treat attention-deficit hyperactivity disorder (ADHD) and narcolepsy (sleep disorder). It belongs to the group of medicines called central nervous system (CNS) stimulants.

Dextroamphetamine works in the treatment of ADHD by increasing attention and decreasing restlessness in children and adults who are overactive, cannot concentrate for very long, or are easily distracted and impulsive. This medicine is used as part of a total treatment program that also includes social, educational, and psychological treatment.