Adderall and Mydayis[10] are trade names for a mix drug called blended amphetamine salts ("MAS" products) containing 4 salts of amphetamine. The combination is made up of equal elements racemic amphetamine and dextroamphetamine, which generates a (3:1) ratio (by weight) between dextroamphetamine and levoamphetamine, The 2 enantiomers of amphetamine. https://adderall55443.blogsidea.com/35370940/invest-in-adderall-on-the-net-what-is-adderall-exactly-what-are-its-best-advantages