FDA Safety Communication on Withdrawal Itch from Cetirizine and Levocetirizine
If your child uses or has been using the antihistamines cetirizine (Zyrtec) or levocetirizine (Xyzal) as a maintenance therapy, this one’s for you — and yes, this includes you grown‑ups too!
The U.S. Food & Drug Administration (FDA) recently issued a safety alert about a rather unexpected outcome: