Zyrtec is a second-generation antihistamine used to relieve symptoms of seasonal allergies such as sneezing, runny nose, and itchy eyes. It is available OTC for use in adults and children.

The FDA decided to issue this warning after identifying 209 cases worldwide -- 180 cases for cetirizine, 27 for levocetirizine and two for both -- of this particular side effect reported between ...

Zyrtec is an effective allergy medication, but there are some Zyrtec side effects to know about, like dry mouth and sleepiness. Allergists explain what to do. Search. About Women's Health; ...

FDA warns of severe itching risk when stopping long-term use of allergy medications cetirizine and levocetirizine, affecting quality of life for some users.

The U.S. Food and Drug Administration has issued a warning about a rare but severe reaction that can happen to people who stop taking oral allergy medicines like Zyrtec or Xyzal.