Adderall and Mydayis[ten] are trade names for a mixture drug known as combined amphetamine salts ("MAS" solutions) made up of 4 salts of amphetamine. The combination is made up of equivalent parts racemic amphetamine and dextroamphetamine, which provides a (3:1) ratio (by body weight) between dextroamphetamine and levoamphetamine, the two enantiome… Read More