Adderall and Mydayis[10] are trade names for a mixture drug called combined amphetamine salts ("MAS" goods) that contains four salts of amphetamine. The combination is made up of equivalent pieces racemic amphetamine and dextroamphetamine, which produces a (3:1) ratio (by bodyweight) involving dextroamphetamine and levoamphetamine, The 2 enantiomer