No, while both copyright DM and Robitussin-DM are used as cough suppressants, they don't exactly the identical medications. Robitussin-DM contains just dextromethorphan and guaifenesin mucus thinner, https://lilianefxn397928.blogdomago.com/40355532/is-copyright-dm-identical-to-robitussin-dm-cough-formula