Adderall and Mydayis[10] are trade names for a mixture drug referred to as combined amphetamine salts ("MAS" items) made up of 4 salts of amphetamine. The mixture is composed of equivalent pieces racemic amphetamine and dextroamphetamine, which produces a (3:1) ratio (by fat) involving dextroamphetamine and levoamphetamine, the two enantiomers of a