Adderall and Mydayis[ten] are trade names for a mix drug termed blended amphetamine salts ("MAS" solutions) made up of four salts of amphetamine. The combination is made up of equivalent pieces racemic amphetamine and dextroamphetamine, which produces a (3:1) ratio (by excess weight) among dextroamphetamine and levoamphetamine, The 2 enantiomers of