Compare Robitussin Multi-Symptom Cold CF vs. Mucinex DM

Head-to-head comparisons of medication uses, side effects, ratings, and more.

Robitussin Multi-Symptom Cold Cf (Dextromethorphan / Guaifenesin / Phenylephrine)

Over-the-counter
Relieves cold symptoms.

Robitussin Multi-Symptom Cold Cf (Dextromethorphan / Guaifenesin / Phenylephrine) is okay for loosening congestion in your throat and sinuses, but it could prevent you from coughing the mucus up.

Breaks up mucus and relieves cough.

Mucinex Dm (Dextromethorphan / Guaifenesin) is okay for loosening congestion in your chest and throat, but it could prevent you from coughing the mucus up. It comes as an extended-release tablet and a short-acting liquid.

5.4/ 7 average rating with 15 reviewsforMucinex DM
Upsides
  • Robitussin Multi-Symptom Cold Cf (Dextromethorphan / Guaifenesin / Phenylephrine) is a combination medicine that relieves multiple cold symptoms. It's good to use if you have a stuffy nose, congestion, and a cough.
  • Helps loosen the mucus and phlegm that builds up in productive and wet coughs.
  • The decongestant (phenylephrine) has fewer side effects than other decongestants like pseudoephedrine. It doesn't raise your blood pressure and heart rate as much, or cause as much trouble falling asleep.
  • Mucinex Dm (Dextromethorphan / Guaifenesin) is a combination medicine that relieves multiple cold symptoms. It's good to use if you have chest congestion and a cough.
  • Helps loosen the mucus and phlegm that builds up in productive and wet coughs.
  • The extended release version of Mucinex DM lasts up to 12 hours.
Downsides
  • Robitussin Multi-Symptom Cold Cf (Dextromethorphan / Guaifenesin / Phenylephrine) isn’t useful if you have a dry cough without mucus or phlegm.
  • Two of the medications in this product could potentially work against each other. Guaifenesin makes mucus easier to cough up, while dextromethorphan stops you from coughing.
  • Phenylephrine doesn't last as long as other oral decongestants like pseudoephedrine.
  • You shouldn't use it if you have high blood pressure.
  • Mucinex Dm (Dextromethorphan / Guaifenesin) isn’t useful if you have a dry cough without mucus or phlegm.
  • The two medications in this product could potentially work against each other. Guaifenesin makes mucus easier to cough up, while dextromethorphan (the "DM" in Mucinex Dm (Dextromethorphan / Guaifenesin)) stops you from coughing.
  • Can cause sleepiness, dizziness, and an upset stomach.
Used for
Dosage forms
  • Liquid
  • Pill
  • Extended release
  • Liquid
No pricing information available
No pricing information available
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Reviews
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15 
73%
think this treatment is worth it
73%
think this treatment works well
13%
think this treatment is a hassle

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Side effects
The Robitussin Multi-Symptom Cold Cf (Dextromethorphan / Guaifenesin / Phenylephrine) FDA package insert doesn’t have numbers about how common side effects are.
The Mucinex Dm (Dextromethorphan / Guaifenesin) FDA package insert doesn’t have numbers about how common side effects are.
Risks and warnings
  • Serotonin syndrome

    Using other medications that affect serotonin

  • High blood pressure

    History of high blood pressure

    ...and 1 more risk factors

  • Harm to unborn babies

    Women of childbearing age

See more detailed risks and warnings
  • Serotonin syndrome

    Using other medications that affect serotonin

See more detailed risks and warnings