blue pill adderall 10mg (amphetamine/dextroamphetamine) initiates working in approximately within 30 minutes to 1 hour. Adderall is prescribed medicine for ADHD and typically highly reactive in nature. Moreover, Adderall belongs to the drug class of CNS stimulants. And it is classified as a Schedule 2 controlled substance under the Control Substance Act. It is recommended only as prescribed by the medical professionals.