Adderall 30 mg this combination drug is used to treat attention deficit hyperactivity disorder ADHD. It works by changing the levels of certain natural substances in the brain. Amphetamine / Dextroamphetamine belongs to a class of medicines known as stimulants. It helps to raise your attention, focus on activities and control behavioral problems. It also helps you organize your tasks and improve your listening skills.This medication is prescribed only by doctors to treat hyperactivity disorder. Hyperactive disorder is mostly found in children, so it is considered a sensual medicine in the United States. Some people are misusing the medicine, and selling the fake Adderall in pharma street stores.