Welcome to a special episode of AllergyTalk, a roundup of the latest in the field of Allergy and Immunology by the American College of Allergy, Asthma & Immunology!
On May 16, 2025, the FDA issued an alert regarding a rare but serious side effect of severe pruritus after discontinuing long-term use of cetirizine and levocetirizine. In this episode, we’ll discuss the background of this important announcement and what it means for our patients!
We are joined by Michael S. Blaiss, MD, clinical professor of pediatrics at the Medical College of Georgia and past-president and former Executive Medical Director of the American College of Allergy, Asthma, and Immunology. He has been a consultant for multiple companies manufacturing second generation antihistamines.
Resources:
FDA Drug Safety Communication on Cetirizine and Levocetirizine
ACAAI Advice on Speaking Points Regarding FDA Alert
Previous articles describing this side effect:
Popular Podcasts
Cold Case Files: Miami
Joyce Sapp, 76; Bryan Herrera, 16; and Laurance Webb, 32—three Miami residents whose lives were stolen in brutal, unsolved homicides. Cold Case Files: Miami follows award‑winning radio host and City of Miami Police reserve officer Enrique Santos as he partners with the department’s Cold Case Homicide Unit, determined family members, and the advocates who spend their lives fighting for justice for the victims who can no longer fight for themselves.
Dateline NBC
Current and classic episodes, featuring compelling true-crime mysteries, powerful documentaries and in-depth investigations. Follow now to get the latest episodes of Dateline NBC completely free, or subscribe to Dateline Premium for ad-free listening and exclusive bonus content: DatelinePremium.com
Stuff You Should Know
If you've ever wanted to know about champagne, satanism, the Stonewall Uprising, chaos theory, LSD, El Nino, true crime and Rosa Parks, then look no further. Josh and Chuck have you covered.