In general, Adderall is a prescribed drug commonly used for treating attention deficit hyperactivity disorder (ADHD) and narcolepsy (a sleeping disorder). It majorly affects the central nervous system of the patient by stimulating and boosting the chemicals released from the brain (namely, dopamine and norepinephrine) that are responsible for improving focus and hyperactiveness. Buy Adderall online to help to enhance the focus of the user diagnosed with ADHD.