Adderall and Mydayis[10] are trade names for a mix drug named blended amphetamine salts ("MAS" solutions) containing four salts of amphetamine. The mixture is made up of equivalent areas racemic amphetamine and dextroamphetamine, which provides a (3:1) ratio (by body weight) between dextroamphetamine and levoamphetamine, the two enantiomers of amph