No, even though both copyright DM Syrup and Robitussin DM are prescribed as chest suppressants, they aren't exactly the same medications. Robitussin DM includes just dextromethorphan and guaifenesin , https://caoimhevgdf441460.blogdigy.com/is-copyright-dm-syrup-identical-to-robitussin-dm-cough-formula-68001228