Effective allergy and nausea relief medication for treating symptoms and motion sickness. Antidepressant medication that helps with depression and smoking cessation without weight gain. Powerful NSAID for pain relief and inflammation, commonly used for arthritis and injuries. All-day allergy relief without the drowsiness. Learn about Zyrtec-D (cetirizine / pseudoephedrine) usage and dosing. Read the latest news and reviews about the drug as well as potential side effects and popular alternatives. Zyrtec-D Allergy Relief & Nasal Decongestant Tablets combine the proven allergy relief of Zyrtec with a powerful nasal decongestant to relieve allergy symptoms and nasal congestion. Dilated blood vessels can cause nasal congestion (stuffy nose). Zyrtec-D is a combination medicine used to treat cold or allergy symptoms such as nasal and sinus congestion, sneezing, itching, watery eyes, or runny nose. Zyrtec-D may also be used for purposes not listed in this medication guide. Learn about ZYRTEC-D®: active ingredients, uses, side effects and how ZYRTEC-D® can help relieve your allergy and congestion symptoms and more. Zyrtec-D is a combination of cetirizine and pseudoephedrine. This medication is both an antihistamine and a decongestant. It treats symptoms of allergies. ZYRTEC-D (cetirizine, pseudoephedrine) Tablets are indicated for the relief of nasal and non-nasal symptoms associated with seasonal or perennial allergic rhinitis in adults and children 12 years of age and older. Learn how ZYRTEC-D® tablets – which combine Zyrtec with a powerful decongestant - can provide relief from nasal and ocular allergy symptoms. Also read about ingredients, dosing, and more. ZYRTEC-D ® Allergy Relief and Nasal Decongestant Tablets contain 5 mg cetirizine HCl antihistamine and 120 mg pseudoephedrine decongestant for relief from nasal congestion, sinus pressure, and allergy symptoms caused by pollen, dust, pet dander, mold, and other airborne allergens. What it is: Cetirizine (Zyrtec)—second-generation antihistamine for hay fever and hives. Typical dose: 10 mg once daily; 5 mg may suffice for mild symptoms or kidney impairment. 2026 note: Widely available OTC; generic cetirizine matches brand for most patients.