Adderall and Mydayis[10] are trade names for a mix drug identified as blended amphetamine salts ("MAS" merchandise) made up of 4 salts of amphetamine. The combination is composed of equal parts racemic amphetamine and dextroamphetamine, which creates a (3:1) ratio (by bodyweight) between dextroamphetamine and levoamphetamine, the two enantiomers of