Adderall and Mydayis[10] are trade names for a mixture drug known as combined amphetamine salts ("MAS" items) that contains 4 salts of amphetamine. The combination is composed of equal pieces racemic amphetamine and dextroamphetamine, which generates a (3:one) ratio (by bodyweight) between dextroamphetamine and levoamphetamine, The 2 enantiomers of