Robitussin DM comes in a liquid form that you take by mouth. It comes in regular-strength, maximum-strength, sugar-free, and children’s formulations. Robitussin DM contains two active ...

Robitussin products are commonly used to treat cough and chest congestion. The main active ingredients in most products are guaifenesin and dextromethorphan Guaifenesin is an expectorant that ...

The Adult Robitussin® Peak Cold line of products includes Maximum Strength Cough + Chest Congestion DM, Cough + Chest Congestion DM, Sugar Free Cough + Chest Congestion DM, Multi-Symptom Cold ...

The active ingredient in Robitussin is dextromethorphan, while the active ingredient in Mucinex is guaifenesin. However, the DM version of each medication contains both active ingredients.

Q. I take Lexapro for depression. I’ve been fighting colds for weeks, and to treat my cold symptoms, I started taking Robitussin DM cough syrup. A few days ago, I began to experience some ...