R Robitussin Cold Cough and Flu (Apap/Dextromethorphan/Guaifenesin/Pse) by adhealth32 January 25, 2011 What is Robitussin Cold Cough and Flu (Apap/Dextromethorphan/Guaifenesin/Pse)? Acetaminophen is a pain reliever and fever…