Adderall and Mydayis[10] are trade names for a combination drug termed combined amphetamine salts ("MAS" items) made up of 4 salts of amphetamine. The combination is made up of equivalent pieces racemic amphetamine and dextroamphetamine, which creates a (3:one) ratio (by weight) in between dextroamphetamine and levoamphetamine, The 2 enantiomers of