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

Some patients may suffer from unbearable itching across their entire body after stopping common allergy medications, health ...

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

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

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

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

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.

In a statement, Kenvue, the manufacturer of Zyrtec, said, "We take patient safety very seriously and actively monitor and report any adverse events to regulatory authorities." "As FDA recognized ...

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

The itching, known medically as pruritus, was so bad that affected people described “significant and persistent impact on quality of life and ability to function.” ...

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