Compare Mucinex DM vs. Brompheniramine

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

Mucinex Dm
(Dextromethorphan / Guaifenesin)

Ala-Hist Ir
(Brompheniramine)

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.Coming soon.
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Reviews & ratings
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Side effects
Mucinex DMBrompheniramine

We haven’t found good data for Mucinex DM side effects.

FDA side effect reports for Mucinex DM »

We haven’t found good data for Brompheniramine side effects.

FDA side effect reports for Brompheniramine »
How it works
Mucinex DMBrompheniramine
Mucinex Dm (Dextromethorphan / Guaifenesin) is a combination medicine. Guaifenesin is an expectorant that breaks up and thins out mucus. Dextromethorphan is a cough suppressant.Coming soon.
Type of medication
Mucinex DMBrompheniramine
Cough suppressantExpectorantOver-the-counter
Coming soon.
Available as
Mucinex DMBrompheniramine
  • Pill
  • Extended release
  • Liquid
  • Pill
  • Liquid
Used for (click to learn more)
Mucinex DMBrompheniramine
  • Allergic rhinitis Anaphylaxis
Risk factors for serious side effects
Mucinex DMBrompheniramine
    • Using other medications that affect serotonin
      Detailed Mucinex Dm (Dextromethorphan / Guaifenesin) risks & warnings »
      Coming soon.
      Pregnancy category
      Mucinex DMBrompheniramine
      NFDA pregnancy category (Unknown)

      The FDA hasn’t classified this medicine’s effects on unborn babies. Talk with your doctor about this medicine if you’re pregnant or planning on it.

      See the FDA package insert
      NFDA pregnancy category (Unknown)

      The FDA hasn’t classified this medicine’s effects on unborn babies. Talk with your doctor about this medicine if you’re pregnant or planning on it.

      See the FDA package insert
      Alcohol
      No specific alcohol-related info.No specific alcohol-related info.
      Food
      No specific food-related info.No specific food-related info.
      Kidneys and liver
      No specific kidneys and liver-related info.No specific kidneys and liver-related info.
      Sex
      No specific sex-related info.No specific sex-related info.
      Sleep
      No specific sleep-related info.No specific sleep-related info.
      Weight
      No specific weight-related info.No specific weight-related info.
      Upsides and benefits
      Mucinex DMBrompheniramine
      • 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.
      Coming soon.
      Downsides and risks
      Mucinex DMBrompheniramine
      • 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.
      Coming soon.
      Tips from our pharmacists for people taking the medication
      Mucinex DMBrompheniramine
      • Cough suppressant starts working in 15 to 30 minutes.
      • Follow age-specific dosing instructions on how much to take. Don't take more than the recommended dose.
      • Drink plenty of fluids while taking Mucinex Dm (Dextromethorphan / Guaifenesin) because liquid helps break down mucus.
      • If your cough lasts more than 7 days, call your doctor.
      Coming soon.
      Learn more
      More about Mucinex DMSide effectsReviews & ratingsAlternativesFDA package insert
      More about BrompheniramineSide effectsFDA package insert