No, although both copyright DM and Robitussin DM are prescribed as chest suppressants, they aren't exactly the same medications. Robitussin-DM features just dextromethorphan and guaifenesin expectorant , https://murraylhmx848980.myparisblog.com/42495648/is-copyright-dm-syrup-identical-to-robitussin-dm-cough-formula