Formerly available by prescription-only in both the United States and Canada, cetirizine, a second-generation antihistamine used in the treatment of hay fever and allergies, is now available as an over-the-counter remedyË™in both countries; in the United States the trade name is Zyrtec? and it is manufactured and distributed by the McNeil Consumer Healthcare Division of McNEIL-PPC, Inc. The company offers a range of indoor and outdoor allergy relief products that temporarily relieve symptoms due to hay fever or other upper respiratory allergies such as a runny nose; sneezing; itchy, watery eyes and itching of the nose or throat. Selections include 10 mg tablets, allergy liquid gel caplets, oral dissolve tablets, antihistamine tablets, children?s allergy relief tablets, original prescription strength 24-hour allergy medicine and more. Don?t let allergies catch you off guard ? get the facts to better manage your allergies.