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Mucinex D
(Guaifenesin / Pseudoephedrine)

Ala-Hist Ir

Breaks up mucus and relieves congestion. Mucinex D (Guaifenesin / Pseudoephedrine) is good if you have a stuffy nose and a cough with mucus, but it could keep you up at night.Coming soon.
How it works
Mucinex D (Guaifenesin / Pseudoephedrine) is a combination medicine. Guaifenesin (an expectorant) breaks up and thins out mucus. Pseudoephedrine (a decongestant) clears your sinuses.Coming soon.
Type of medication
Coming soon.
Available as
  • Extended release
  • Pill
  • Liquid
Used for (click to learn more)
  • Allergic rhinitis Anaphylaxis
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Reviews & ratings
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5.158105939004815Mucinex D1246reviews
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Side effects

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

FDA side effect reports for Mucinex D »

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

FDA side effect reports for Brompheniramine »
Risk factors for serious side effects
  • Coming soon.
Pregnancy category
No specific alcohol-related info.No specific alcohol-related info.
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.
No specific sex-related info.No specific sex-related info.
No specific sleep-related info.No specific sleep-related info.
No specific weight-related info.No specific weight-related info.
Upsides and benefits
  • Mucinex D (Guaifenesin / Pseudoephedrine) is a combination medicine that relieves multiple cold symptoms. It's good to use if you have sinus and chest congestion.
  • Helps loosen the mucus in your airways so that you can cough it up more easily.
  • Works well to clear nasal congestion and help you breathe better.
Coming soon.
Downsides and risks
  • Pseudoephedrine, the decongestant in Mucinex D (Guaifenesin / Pseudoephedrine), can make your heart race or make you feel anxious and restless.
  • Doesn't work as well if you use it for more than 4 days at a time.
  • Although you don't need a prescription to get Mucinex D (Guaifenesin / Pseudoephedrine), you need to show a photo ID to buy it in the drugstore.
  • Mucinex D (Guaifenesin / Pseudoephedrine) isn’t useful if you have a dry cough.
Coming soon.
Tips from our pharmacists for people taking the medication
  • Drink plenty of fluids while taking Mucinex D (Guaifenesin / Pseudoephedrine) because liquid helps break down mucus.
  • Follow age-specific dosing instructions on how much to take. Don't take more than the recommended dose.
  • You need to show an ID to buy Mucinex D (Guaifenesin / Pseudoephedrine) in the drugstore because it contains pseudoephedrine.
  • Don't take Mucinex D (Guaifenesin / Pseudoephedrine) too close to bedtime since it can keep you awake.
  • Can cause an irregular or fast heartbeat, and can raise your blood pressure.
Coming soon.
Learn more
More about Mucinex DSide effectsReviews & ratingsAlternativesFDA package insert
More about BrompheniramineSide effectsFDA package insert
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