Adderall and Mydayis[ten] are trade names for a combination drug known as mixed amphetamine salts ("MAS" items) containing four salts of amphetamine. The mixture is composed of equivalent sections racemic amphetamine and dextroamphetamine, which makes a (three:1) ratio (by bodyweight) amongst dextroamphetamine and levoamphetamine, the two enantiomers of amphetamine. https://pillspulse.com/product-category/adderall/