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

Earlier this month, the U.S. Food and Drug Administration (FDA) issued a warning regarding two popular allergy medications.

The U.S. Food and Drug Administration has issued a warning that people who have used certain common allergy medications may ...

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

Sometimes it takes the Food and Drug Administration a very long time to spring into action. We have been badgering the agency ...

Two common anti-allergy medications can leave you feeling scratchier than ever. The Food and Drug Administration is warning that stopping long-term use of cetirizine and levocetirizine can, in rare ...

“Reported cases were rare but sometimes serious, with patients experiencing widespread, severe itching that required medical ...

The US Food and Drug Administration (FDA) has issued a warning regarding a rare but troubling side effect experienced by some ...

(NEXSTAR) – Hundreds of people who stopped using allergy medications like Zyrtec and Xyzal noticed an uncomfortable new side effect, the U.S. Food and Drug Administration said in a warning ...

ABC News' Dr. Tara Narula explains the FDA's new alert about a rare but serious reaction that may occur when stopping long-term use of certain allergy medications such as Zyrtec and Xyzal.