Adderall and Mydayis[ten] are trade names for a mix drug called mixed amphetamine salts ("MAS" goods) containing four salts of amphetamine. The combination is made up of equivalent areas racemic amphetamine and dextroamphetamine, which makes a (3:1) ratio (by excess weight) in between dextroamphetamine and levoamphetamine, The 2 enantiomers https://pillspulse.com/product-category/adderall/