The FDA reported that the cause of the itching is currently unknown, although there are indications of a “causal relationship ...

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 ...

Cetirizine is a generic over-the-counter medication used to treat certain types of allergies. Learn about its uses, dosage, side effects, and more.

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 FDA said cetirizine and levocetirizine are the allergy medicines that could cause the itching side effect. They are sold under the brand names Zyrtec and Xyzal, respectively.

Cetirizine, which is used to treat allergies, can cause side effects. Learn about its more common, mild, and serious side effects and how to manage them.

Just in time for allergy season, a recent FDA warning describes a new side effect for those who take Zyrtec or Xyzal long-term. This is what you should know.

Zyrtec and Claritin are similar over-the-counter allergy medicines. Your choice may come down to a subtle difference.

Cetirizine has been available OTC since 2007 and levocetirizine since 2017. According to estimates, over 60 million packages of the two OTC drugs were sold at U.S. retail outlets in 2022.

Combining Cetirizine with alcohol can trigger side-effects and alter the drug's efficacy.