Hundreds of people who stopped using allergy medications like Zyrtec and Xyzal noticed an uncomfortable new side effect, the ...

If you've been taking Zyrtec or Xyzal for your worsening allergy symptoms, there's a new side effect you should know about.

The U.S. Food and Drug Administration has issued a warning about a rare but severe reaction that can happen to people who ...

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

Although the side effect is rare, the FDA said some patients experienced severe itching that required medical attention.

The agency will require manufacturers to add a warning to prescription and OTC labeling about the risk of itching and the ...

The two antihistamines are approved for seasonal allergic rhinitis in individuals 2 years and up, along with perennial ...

WASHINGTON - The FDA has issued a warning about a rare but severe itching side effect linked to popular allergy medications.

People who regularly use the allergy medications Zyrtec or Xyzal may experience severe itching when they stop, the U.S. Food ...

The FDA warns that longtime users of popular allergy medications may experience "severe itching" after stopping use.

Over-the-counter allergy medicines like cetirizine (Zyrtec) and levocetirizine (Xyzal ... like watery eyes and sneezing, but now the FDA indicates that both drugs have a new risk.