Adderall and Mydayis[10] are trade names for a mix drug referred to as blended amphetamine salts ("MAS" items) made up of four salts of amphetamine. The combination is composed of equivalent areas racemic amphetamine and dextroamphetamine, which provides a (three:one) ratio (by weight) amongst dextroamphetamine and levoamphetamine, The 2 enantiomer