Adderall comes in a normal-launch variety that lasts 4 to six hrs and an extended-launch form (Adderall XR) that actually works for up to twelve several hours. Brand-name Adderall XR and generic Adderall and Adderall XR can be obtained as amphetamine/dextroamphetamine and extended-launch amphetamine/dextroamphetamine. The best strategy to find o