Adderall and Mydayis[ten] are trade names for a mix drug called combined amphetamine salts ("MAS" products) containing 4 salts of amphetamine. The mixture is composed of equal elements racemic amphetamine and dextroamphetamine, which makes a (three:1) ratio (by bodyweight) involving dextroamphetamine and levoamphetamine, The 2 enantiomers of amphet