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