Adderall and Mydayis[ten] are trade names for a mix drug termed mixed amphetamine salts ("MAS" merchandise) made up of 4 salts of amphetamine. The combination is composed of equal areas racemic amphetamine and dextroamphetamine, which provides a (three:one) ratio (by excess weight) involving dextroamphetamine and levoamphetamine, The 2 enantiomers