Adderall is a prescription medication used to treat attention deficit hyperactivity disorder (ADHD) and narcolepsy. Adderall, a brand name, is a combination of amphetamine and dextroamphetamine, which are central nervous system stimulants. Taking Adderall may help increase the ability to focus, pay attention and control behavior.
Vyvanse dosage (lisdexamfetamine) is a central nervous system stimulant. It affects chemicals in the brain and nerves that contribute to hyperactivity and impulse control. Vyvanse is FDA-approved to treat attention deficit hyperactivity disorder (ADHD) in adults and in children who are at least 6 years old.