What Is the Difference Between Robitussin and Robitussin DM?

Learn the key differences between Robitussin and Robitussin DM, including their ingredients and how they relieve cough and chest congestion.

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Robitussin contains guaifenesin, an expectorant that helps to thin and loosen mucus. Robitussin DM includes both guaifenesin and dextromethorphan, a cough suppressant, making it effective for relieving cough and chest congestion.**

FAQs & Answers

  1. What does guaifenesin do in Robitussin? Guaifenesin is an expectorant that helps thin and loosen mucus in the airways, making it easier to cough up and clear chest congestion.
  2. Why does Robitussin DM have dextromethorphan? Dextromethorphan in Robitussin DM acts as a cough suppressant to reduce the urge to cough, providing relief from persistent coughing.
  3. Can I take Robitussin and Robitussin DM together? It is generally not recommended to take Robitussin and Robitussin DM together as Robitussin DM already contains the expectorant found in Robitussin plus a cough suppressant. Consult a healthcare provider before combining medications.

Watch More

For more insights on common cold and cough treatments, explore our detailed guides on expectorants, cough suppressants, and how to choose the right medicine for your symptoms.

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