Adderall and Mydayis[ten] are trade names for a combination drug identified as mixed amphetamine salts ("MAS" merchandise) containing four salts of amphetamine. The mixture is made up of equivalent parts racemic amphetamine and dextroamphetamine, which creates a (three:1) ratio (by excess weight) among dextroamphetamine and levoamphetamine, the two enantiomers https://pillspulse.com/product-category/adderall/