Adderall and Mydayis[ten] are trade names for a mixture drug termed blended amphetamine salts ("MAS" products) containing 4 salts of amphetamine. The combination is made up of equivalent areas racemic amphetamine and dextroamphetamine, which creates a (3:1) ratio (by weight) between dextroamphetamine and levoamphetamine, The 2 enantiomers of amphetamine. https://pillspulse.com/product-category/adderall/