It is a combination of amphetamines and dextromethorphan. Amphetamines and dextromethorphan are central nervous system stimulants that affect chemicals in the brain and nerves that help control hyperactivity and continuity. Adderall is used to treat narcolepsy and deficit hyperactivity disorder (ADHD). People can buy Adderall from any medical store easily. Now you can also Buy Adderall Online without prescription and any hurdle from online medical stores.