Adderall and Mydayis[10] are trade names for a mixture drug named blended amphetamine salts ("MAS" items) made up of 4 salts of amphetamine. The combination is made up of equal elements racemic amphetamine and dextroamphetamine, which makes a (three:1) ratio (by body weight) in between dextroamphetamine and levoamphetamine, the two enantiomers of a