Adderall is a widely prescribed medication used to treat attention deficit hyperactivity disorder (ADHD) and narcolepsy. It is a combination of amphetamine and dextroamphetamine, which work by affecting certain chemicals in the brain to help improve focus, attention, and impulse control. Adderall is known for its effectiveness in managing symptoms of ADHD, such as inattention, hyperactivity, and impulsivity, allowing individuals to better function in their daily lives.