Adderall and Mydayis[ten] are trade names for a combination drug referred to as blended amphetamine salts ("MAS" items) that contains 4 salts of amphetamine. The mixture is composed of equal elements racemic amphetamine and dextroamphetamine, which makes a (three:one) ratio (by excess weight) amongst dextroamphetamine and levoamphetamine, The 2 ena