Adderall and Mydayis[ten] are trade names for a mixture drug known as combined amphetamine salts ("MAS" products) containing 4 salts of amphetamine. The mixture is composed of equivalent pieces racemic amphetamine and dextroamphetamine, which provides a (three:one) ratio (by fat) among dextroamphetamine and levoamphetamine, The 2 enantiomers of amp