Mucinex vs Robitussin – What is the best medicine for acute cough?

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Mucinex vs Robitussin - What is the best medicine for acute cough?


It is an expectorant that helps loosen mucus from the lungs so that your cough is considerably more productive. The FDA approved this drug for the first time in 1952 and, at present, it is manufactured by Reckitt Benckiser, a British multinational company.

Mucinex DM contains the drug guaifenesin (which helps eliminate phlegm or mucus from the chest when you have congestion from the flu or the common cold) and dextromethorphan (a class of medications called antitussives, which work by reducing activity in the body part). brain). what causes the cough).

While this medication can help control symptoms, it is essential to understand that it does not shorten the duration or cure a common cold. More importantly, smokers with asthma, chronic cough and other lung disorders who take this medication are not recommended.


It is used to relieve cough caused by bronchitis, the common cold, and other respiratory conditions. Take this medication orally with or without food, as directed by your health care provider, usually every 12 hours.

Side effects and precautions

Common side effects may include:

musculoskeletal pain (muscle, bone or joint); nausea; hypersensitivity reaction; Sore throat; Respiratory tract infection; itchy rash; inflammation of the respiratory tract; stomach ache; Vomiting Diarrhea.

Tell your health care professional if you experience signs and symptoms of allergy. These symptoms may include:

urticaria; eruption; cough; difficulty breathing; swelling of the lips, face, tongue or throat; Itch; wheezing

There are many drug interactions with this expectorant, therefore, people who use prescription or over-the-counter medications should consult their healthcare provider before taking it.

Pregnancy and lactation

There are no well-controlled and adequate studies in pregnant women, therefore, it is best to avoid this medication during pregnancy. Also, it is not known exactly if this medication passes into breast milk, therefore, consult your healthcare professional before using this expectorant if you are breast-feeding a baby.

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Avoid consuming alcoholic beverages or smoking cigarettes while taking this medication, as it may cause some adverse interactions.

More importantly, do not take this medication at the same time as a monoamine oxidase inhibitor, since the interaction between MAOIs and this expectorant can cause the serotonin syndrome, which is potentially fatal. The signs and symptoms of serotonin syndrome include:

hyperactive reflexes; agitation; high fever; incrise of cardiac frecuency; Increased blood pressure.


It is a brand name and a registered trademark for prescription and over-the-counter cold and cough medicines produced and sold by Pfizer, a leading research-based biopharmaceutical company.

the active ingredient In Robitussin, DM is guaifenesin (a medication that relieves congestion of the chest by thinning the mucus, therefore, it is easier to expel and expel the airways) and dextromethorphan (a drug that suppresses cough by reducing activity in the part of the brain that causes coughing).

Side effects Y Precautions

Side effects can include:

vomiting nausea; gastrointestinal irritation; abdominal cramps; abdominal pain; feeling drowsy allergic reactions (difficulty breathing, hives, swelling of the tongue, face or throat); dizziness.

Some reports say that the two drugs in this product can work against each other since dextromethorphan prevents coughing, while guaifenesin makes mucus easier to expel.

Do not take this medicine if you are using an MAOI (medications that are generally used for psychiatric, depressive or emotional disorders), as well as for 14 days after stopping the monoamine oxidase inhibitor medication.

The dose is based on your medical condition, age and response to the medication, therefore, do not take this medication more often than indicated or increase the dose.

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Taking too much dextromethorphan (DXM) can cause sensations outside the body, loss of motor control and hallucinations, which makes this drug a target of abuse. Some consumers also describe the effects similar to marijuana poisoning.

Because DXM is a legal drug, available to anyone of any age in the United States, most of the people who abuse it are young.

An overdose of dextromethorphan may pose the following health risks:

muscle spasms; Gastrointestinal spasms; fast heartbeats; high blood pressure; slow breathing seizures blurred vision; paranoia; nausea; feeling sleepy constipation; coma.

Mucinex vs Robitussin – What is the best medicine for acute cough?

Both medications contain guaifenesin and dextromethorphan, but, because Mucinex is a long-acting form, it lasts longer than other similar products. The problem is that these medications have many side effects and are not very effective.

For example, according to a Cochrane Collaboration 2008 In the meta-analysis of over-the-counter medications for acute cough in adults and children, there was not enough high-quality clinical data to test whether these drugs are effective or not.

In addition, a 2014 study published in the journal Respiratory Care concluded that guaifenesin does not help people with a cold to expel excess mucus.

On the other hand, a December 2007 study He compared the effects of a single nocturnal dose of honey-flavored dextromethorphan with no treatment in nighttime cough and concluded that dextromethorphan was not better than any treatment.

Mucinex vs Robitussin – What is the best medicine for acute cough? Source:

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