45-count bottle of Zyrtec 24 Hour Allergy Relief Tablets for powerful relief of your worst indoor and outdoor allergy symptoms, including runny nose, sneezing, itchy, watery eyes, and itchy nose and throat These prescription-strength allergy medicine work fast and stay strong by providing all-day allergy relief that starts working hard at hour one and works twice as hard when taken again the next day This powerful antihistamine contains 10 mg of cetirizine hydrochloride in each anti-allergy tablet and effectively treats indoor allergies caused by dust, mold, and pet dander, as well as outdoor allergies caused by tree pollen, weeds, and grasses Get effective allergy relief caused by hay fever and other upper respiratory allergies from the #1 allergist-recommended brand among over the counter oral antihistamines Suitable for those 6 years of age and older, this anti-allergy medicine provides powerful, effective relief for a full 24 hours in just a single dose Get allergy relief that starts working faster than Claritin on the first day you take it Otc Zyrtec is the same strength once available only by prescription. Begins to work in as little as 1 hour and provides effective 24-hour relief. Relieves runny nose, sneezing, itchy nose or throat and itchy, watery eyes due to indoor and outdoor allergies. Zyrtec is effective in treating outdoor allergies from the pollen of trees, weeds, and grasses (seasonal allergies)