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 ...

Zyrtec is a brand name for the drug cetirizine. “This is a second-generation antihistamine, which is less sedating than the ...

Claritin-D, Allegra-D, and Zyrtec-D all contain a decongestant called ... Don't hesitate to use generic brands. The same anti-histamine in Zyrtec, for example, is available as Aller-Tec at Costco ...