Adderall and Mydayis[10] are trade names for a mixture drug called mixed amphetamine salts ("MAS" items) that contains four salts of amphetamine. The mixture is composed of equivalent parts racemic amphetamine and dextroamphetamine, which produces a (three:one) ratio (by pounds) concerning dextroamphetamine and levoamphetamine, the two enantiomers of amphetamine. https://pillspulse.com/product-category/adderall/