HB 2504 -- Scheduling of Controlled Substances Sponsor: Roorda This bill removes any compound, mixture, or preparation containing any detectable quantity of pseudoephedrine, its salts, isomers, and salts of isomers from the list of Schedule V controlled substances and adds any material, compound, mixture, or preparation which contain any quantity of pseudoephedrine to the list of Schedule II controlled substances.Copyright (c) Missouri House of Representatives