Zyrtec (cetirizine) and Zyrtec-D (cetirizine and pseudoephedrine) have similar names and uses. However, the key difference between the medications is that, in addition to cetirizine, Zyrtec-D ...

Pseudoephedrine, in comparison ... as well as antihistamine tablets like Zyrtec, Claritin, Allegra, and Xyzal,” Dr. Parikh ...

Doctors note that people with conditions like heart disease or glaucoma should exercise caution when using it. Read more at ...

Cetirizine HCl 5mg, pseudoephedrine HCl 120mg; ext-rel tabs. Hydroxyzine sensitivity. Narrow-angle glaucoma. Urinary retention. Severe hypertension or coronary artery disease. During or within 14 ...

Claritin-D, Allegra-D, and Zyrtec-D all contain a decongestant called pseudoephedrine, the same active ingredient that powers Sudafed. It makes your nose feel less stopped up by narrowing the ...