Zyrtec-D Allergy Relief & Nasal Decongestant Tablets relieve allergy symptoms & sinus congestion by combining the proven relief of Zyrtec allergy medicine plus a powerful nasal decongestant. With 5 milligrams of the antihistamine cetirizine hydrochloride & 120 milligrams of pseudoephedrine hydrochloride, Zyrtec-D gets to work on your allergy congestion in as little as 30 minutes & provides 12 hours of relief from allergy symptoms such as runny nose, itchy, watery eyes, sneezing, itchy throat & nose, sinus pressure & nasal congestion. The extended release allergy relief tablets temporarily relieve the symptoms due to hay fever or other respiratory allergies. Zyrtec-D 2-in-1 allergy medicine is effective in treating indoor allergies caused by dust, mold & pet dander, as well as outdoor allergies from pollen from trees, weeds, and grasses. Zyrtec-D allergy medicine & nasal decongestant is suitable for use by adults & children 12 years & older for allergy & nasal congestion relief.