In our latest question and also answer, ours pharmacist discusses even if it is or no it yes to take it Zyrtec (cetirizine) through Mucinex.

You are watching: Can i take zyrtec and mucinex together


Jay asked

This afternoon around 4pm i took a Zyrtec because that allergy related symptoms, 6 hours I take it Mucinex rapid max to help with runny nose and sneezing. I uncovered out the both have antihistamine in them and also I to be concerned around if i took also much. Both have actually 10mg of antihistamine in them. Need to I be worried?


You don"t have to be worried. If you take it Zyrtec and also Mucinex Fast-Max sixhours apart, the worst friend are likely to suffer is added drowsiness and also drymouth. Utilizing alcohol or various other drugs v either or both of this medicationswill most likely intensify the drowsiness considerably. This may significantly impair yourability to drive or use machinery, so please usage caution and be safe.

Mucinex Fast-Max is a product heat in which there are multiple versions intended to treat a variety of symptoms. Reviewing the ingredients of all the Fast-Max line ofproducts, the nighttime arrays contain one of two people diphenhydramine or doxylamineas one antihistamine.

A quick lesson ~ above antihistamines. There are two main families ofantihistamines, let’s call them old-school and new-school to do it less complicated toremember.

Old-school antihistamines incorporate drugs prefer

Diphenhydramine (Benedryl)Doxylamine(Unisom, NyQuil)Chlorpheniramine(Chlor-Trimeton, Chlor-Tabs)

These medicine block histamine receptors in both thebrain and the rest of the body; they likewise interact with several various other receptortypes. This renders them good at relieving allergy symptoms, but additionally gives castle afew unpleasant next effects, specifically sedation/drowsiness, dried mouth, anddry eyes.

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New-school antihistamines incorporate drugs like:

Cetirizine (Zyrtec)Fexofenadine (Allegra)Loratadine (Claritin)

These drugs, unequal the old-school ones, room designed so that they can’tcross the barrier that protects the mind from harmful chemicals in your blood.The result is they deserve to only block histamine receptors found in the remainder of yourbody, and not in the brain, and also so they develop allergy relief with much lessdrowsiness and also other side effects.

That said, this doesn’t median they can’tmake you drowsy, and also taking lock with other antihistamines, alcohol, or drugsthat influence the main nervous device (bupropion, benzodiazepines likealprazolam or clonazepam, and others) have the right to produce considerable additive effectsthat can impair your capacity to make decisions or operate a vehicle.

Again, mixingthese substances need to be avoided if possible, and also if friend must, use caution.Thanks for her question!