Adderall and Mydayis[10] are trade names for a combination drug named combined amphetamine salts ("MAS" products and solutions) made up of 4 salts of amphetamine. The combination is made up of equivalent pieces racemic amphetamine and dextroamphetamine, which produces a (three:one) ratio (by pounds) in between dextroamphetamine and levoamphetamine, https://pillspulse.com/product-category/adderall/