Adderall and Mydayis[10] are trade names for a combination drug named mixed amphetamine salts ("MAS" goods) made up of 4 salts of amphetamine. The mixture is made up of equal areas racemic amphetamine and dextroamphetamine, which creates a (three:one) ratio (by fat) involving dextroamphetamine and levoamphetamine, the two enantiomers of amphetamine