Adderall and Mydayis[ten] are trade names for a mix drug called blended amphetamine salts ("MAS" products) that contains 4 salts of amphetamine. The combination is composed of equal sections racemic amphetamine and dextroamphetamine, which provides a (three:1) ratio (by pounds) between dextroamphetamine and levoamphetamine, the two enantiomers of a