Adderall and Mydayis[10] are trade names for a mix drug known as combined amphetamine salts ("MAS" products and solutions) made up of 4 salts of amphetamine. The mixture is made up of equivalent parts racemic amphetamine and dextroamphetamine, which produces a (3:1) ratio (by weight) between dextroamphetamine and levoamphetamine, https://pillspulse.com/product-category/adderall/