Is Mucinex Safe With Heart Medication?

Mucinex has no reported drug interactions.

Is Mucinex Safe With Heart Medication?
Dec 25, 2018

punkin asked

I take meds for my heart, both blood pressure and blood thinners. Which Mucinex is safe for me?

At a glance

  • Mucinex (guaifenesin) has no known drug interactions with blood pressure or blood thinner medication.

Answer

Blood Pressure Title

It's always a good idea to look into potential drug interactions between the prescription medication you take, and over-the-counter (OTC) products you are looking at purchasing.

This is especially true with heart medications (e.g. for blood pressure) and blood thinners (e.g. Coumadin) as several OTCs have significant interactions with them.

For one example, over-the-counter NSAIDs, like ibuprofen and naproxen, should generally not be taken by individuals who are also on high blood pressure medication. NSAIDs can increase blood pressure and overall cardiovascular risk (1).

When it comes to Mucinex (guaifenesin) however, you are pretty safe when it comes to dangerous interactions.

Mucinex is an OTC expectorant, which helps to thin and loosen mucous secretions.

It works by reducing both the thickness and adhesiveness of bronchial secretions. This allows our mucociliary mechanism to better remove them from the upper and lower airway.

Unlike many over-the-counter drugs, Mucinex has very few reported drug interactions and none are reported with any blood pressure or blood thinner medication.

Mucinex Interactions

Although your question doesn't mention any specific medications you are taking, as mentioned above, Mucinex (guaifenesin) is not known to interact with any blood pressure or blood thinner medication.

In fact, most studies report that Mucinex has no know interactions at all (2, 3)!

It also has one of, if not the best, clinical safety profiles of any OTC cough/cold medication.

One study reports that it has the lowest reported frequency of both minor and major side effects:

"In a continuous safety surveillance analysis of 8 common cough and cold drugs conducted from 2008 through 2014, guaifenesin [Mucinex] showed the lowest number of “at least potentially related” non-fatal adverse event (AE) cases (1%) out of a total of 5610 index drug reports. Guaifenesin [Mucinex] had the lowest frequency of mentions for non-fatal AEs by system organ class (SOC) at estimated supra-therapeutic and even at estimated unknown dosing."

When drug interactions are reported with Mucinex, it most likely involves other ingredients.

For example, Mucinex DM, which contains both guaifenesin and dextromethorphan, has several interactions, but only due to dextromethorphan.

Which Mucinex?

Going back to your question in regard to which Mucinex product is safe for you, without knowing your full medication list or history, regular Mucinex (guaifenesin) is your best option. It comes in both a regular, and 'extra' strength product.

You should speak with your doctor or local pharmacist regarding whether or not other Mucinex products (e.g. Mucinex DM, Mucinex Fast-Max) are safe for you.

Ingredients To Avoid

The following drug ingredients should generally be avoided and only taken under the recommendation of your doctor if you are on any sort of heart medication:

NSAIDs (ibuprofen or naproxen)

NSAIDs can not only raise blood pressure and overall cardiac risk (i.e. increase risk of stroke and heart attack), they also thin the blood.

If you are taking blood thinners, they could increase the risk of major bleeding events.

Nasal Decongestants

Decongestants, like pseudoephedrine and phenylephrine, can raise blood pressure and may also increase the risk of certain cardiac events (4).

Other

The above are general 'classes' of medication that should be avoided. However, there may be specific interactions between what you are taking and other over the counter medications not listed above. Always check with your doctor or pharmacist before taking.

References
  1. Cardiovascular Risk of Nonsteroidal Anti-Inflammatory Drugs: An Under-Recognized Public Health Issue. PubMed
  2. Role of guaifenesin in the management of chronic bronchitis and upper respiratory tract infections. PubMed
  3. Recommendations for the proper use of nonprescription cough suppressants and expectorants in solid-organ transplant recipients. PubMed

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