Adderall and Mydayis[ten] are trade names for a mixture drug known as combined amphetamine salts ("MAS" products) containing four salts of amphetamine. The combination is made up of equivalent parts racemic amphetamine and dextroamphetamine, which creates a (3:one) ratio (by pounds) among dextroamphetamine and levoamphetamine, The 2 enantiomers of