Adderall and Mydayis[ten] are trade names for a mix drug identified as blended amphetamine salts ("MAS" items) made up of 4 salts of amphetamine. The combination is made up of equal elements racemic amphetamine and dextroamphetamine, which generates a (three:one) ratio (by fat) between dextroamphetamine and levoamphetamine, the two enantiomers of a