Adderall and Mydayis[10] are trade names for a mixture drug called combined amphetamine salts ("MAS" goods) that contains 4 salts of amphetamine. The combination is made up of equal areas racemic amphetamine and dextroamphetamine, which produces a (3:1) ratio (by body weight) between dextroamphetamine and levoamphetamine, the two enantiomers of amp