Adderall and Mydayis[ten] are trade names for a mixture drug named blended amphetamine salts ("MAS" goods) containing four salts of amphetamine. The combination is composed of equal pieces racemic amphetamine and dextroamphetamine, which makes a (3:one) ratio (by excess weight) between dextroamphetamine and levoamphetamine, the two enantiomers of a