Amphetamine is a potent central nervous system stimulant that has been used in medicine for nearly a century. Chemically, it belongs to the phenethylamine class and exists in two enantiomers: dextroamphetamine (more potent) and levoamphetamine. The racemic mixture or dextroamphetamine alone is prescribed under brand names such as Adderall, Dexedrine, and Vyvanse (lisdexamfetamine, a prodrug […]