Adderall comes in a typical-release form that lasts 4 to six hours and an prolonged-release variety (Adderall XR) that actually works for up to 12 several hours. Model-title Adderall XR and generic Adderall and Adderall XR can be found as amphetamine/dextroamphetamine and prolonged-release amphetamine/dextroamphetamine.Name your selection: Title sh