Mucinex vs. Mucinex DM

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When you need some aid shaking that chest congestion, Mucinex and Mucinex DM are two nonprescription drugs that might help. Which one make you reach for ? here ’ s some information comparing these two drugs to help you figure out if one of them might work good for you .

Active ingredients

Mucinex and Mucinex DM both contain the drug guaifenesin. This is an expectorant. It helps loosen mucus from your lungs so that your coughs are more generative. A productive cough brings up the mucus that causes chest of drawers congestion. This helps you breathe better. It besides makes it easier for you to get rid of germs that may be trapped in the mucus that you cough up. Mucinex DM contains an extra drug called dextromethorphan. This drug helps control your cough. It works by affecting signals in your genius that trigger your cough reflex. This lessens your cough. You might find this ingredient ’ randomness legal action peculiarly helpful if long bouts of coughing have made your throat huffy and made it harder for you to sleep.

Forms and dosage

Regular tablets

Both Mucinex and Mucinex DM are available as tablets you take by sass. You can take one or two tablets of either drug every 12 hours. For either drug, you should not take more than four tablets in 24 hours. The tablets should not be used in people younger than 12 years. shop for Mucinex .

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Maximum-strength tablets

Mucinex and Mucinex DM tablets besides both come in maximum-strength versions. These medicines contain double the amount of active ingredients. You should take no more than one maximum-strength pad every 12 hours. Do not take more than two tablets in 24 hours. denounce for Mucinex DM. The promotion for the regular-strength and maximum-strength products is like. however, the promotion for the maximum-strength product includes a red streamer across the acme of the box that indicates that it ’ south maximum military capability. Be certain to double check if you ’ re taking the regular interpretation or the maximum-strength version to ensure you don ’ t incidentally take excessively much .


There is besides a liquid version of Mucinex DM available, but only in the maximum-strength form. Talk to your doctor or pharmacist to decide which imprint is right for you. Mucinex DM liquid is entirely for people 12 years or older. workshop for liquid Mucinex DM. There are Mucinex liquid products that are made particularly for children 4 to 11 years of historic period. These products are labeled “ Mucinex Children ’ s ” on the package. shop for children ’ second Mucinex.

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Side effects

The drugs in Mucinex and Mucinex DM don ’ t normally cause obtrusive or annoying english effects at the recommend dose. Most people tolerate these medications very well. however, at higher dosages, the likelihood of side effects from the drugs in Mucinex and Mucinex DM increases. The chart below lists examples of possible side effects of Mucinex and Mucinex DM .Common side effectsMucinexMucinex DMconstipation✓diarrhea✓✓dizziness✓✓drowsiness✓✓headache✓✓nausea, vomiting, or both✓✓stomach pain✓✓rash✓✓Serious side effectsMucinexMucinex DMconfusion✓feeling jittery, agitated, or restless*✓kidney stones*✓✓very severe nausea or vomiting or both✓ *when used at a high dosage

*when used at a high dose


If you take early medications, talk to your sophisticate or pharmacist to make certain the drugs don ’ triiodothyronine interact with Mucinex or Mucinex DM. Some drugs for treating depression, early psychiatric disorders, and Parkinson ’ second disease can interact with the dextromethorphan in Mucinex DM. These drugs are called monoamine oxidase inhibitors, or MAOIs. Examples of these drugs include :

  • selegiline
  • phenelzine
  • rasagiline

The interaction between these drugs and Mucinex DM can cause a unplayful reaction known as serotonin syndrome. This reaction can be life threatening. Symptoms of serotonin syndrome include :

  • increased blood pressure
  • increased heart rate
  • high fever
  • agitation
  • overactive reflexes
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Do not take Mucinex at the lapp meter as an MAOI. You should besides wait at least two weeks after stopping discussion with an MAOI before using Mucinex DM. Keep reading: Serotonin syndrome symptoms, treatment, and more »

Misuse warning

Combining this drug with alcohol can be highly dangerous. besides, dextromethorphan, one of the ingredients in Mucinex DM, is a normally misused drug. It can cause a gamey or euphoria when used in high doses. It can even cause hallucinations. This has been called “ robo-tripping ” or “ skittling. ” This type of pervert is identical dangerous and can possibly lead to death.

Pharmacist’s advice

Taking the follow steps can help ensure that you get the drug that ’ s justly for you. For the best results :

  • Make sure to specify to your pharmacist whether your cough is an unproductive (dry) cough or a productive (wet) cough.
  • Drink plenty of water while taking Mucinex or Mucinex DM to help loosen the mucus that’s causing your cough and congestion.
  • Stop using Mucinex or Mucinex DM if your cough lasts longer than 7 days, if it comes back after going away, or if you get a fever, rash, or a headache that won’t go away. These could be signs of a serious illness.