Adderall and Mydayis[10] are trade names for a combination drug termed mixed amphetamine salts ("MAS" goods) made up of four salts of amphetamine. The combination is made up of equal areas racemic amphetamine and dextroamphetamine, which generates a (three:one) ratio (by body weight) amongst dextroamphetamine and levoamphetamine, The 2 enantiomers