The FDA Warns of New Zyrtec and Xyzal Side Effect. Here's What We Know About Treating It

Tens of millions of over-the-counter and prescription packages of cetirizine (Zyrtec) and levocetirizine (Xyzal) are purchased every year for seasonal allergies, year-round allergies and chronic hives. However, the FDA just released a warning about a new potential side effect that can occur with both medications. If you stop taking Zyrtec or Xyzal after long-term use, you may experience rare but severe itching. Also called pruritus, this itching was experienced by patients who were taking these allergy medicines every day for several months or years. According to the FDA, the most common, already-known side effects of cetirizine and levocetirizine are fatigue, drowsiness, sore throat, cough, dry mouth, nosebleed, fever, diarrhea and vomiting. The FDA estimates that 62.7 million over-the-counter packages of cetirizine and levocetirizine were bought in 2022. In the same year, about 26.8 million cetirizine and levocetirizine prescriptions for OTC and prescription products were dispense ... Read full article.