Adderall XR 25 mg is a prescription medication used in the treatment of Attention Deficit Hyperactivity Disorder (ADHD). It belongs to a class of drugs known as central nervous system (CNS) stimulants and contains a combination of amphetamine salts (amphetamine and dextroamphetamine). These stimulants work by increasing the levels of dopamine and norepinephrine in the brain, which helps improve attention, focus, and impulse control.