Adderall and Mydayis[ten] are trade names for a mixture drug termed mixed amphetamine salts ("MAS" goods) that contains four salts of amphetamine. The mixture is composed of equal areas racemic amphetamine and dextroamphetamine, which makes a (three:one) ratio (by pounds) between dextroamphetamine and levoamphetamine, the two enantiomers of ampheta