levocetirizine (Xyzal)

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Introduction

Tradename: Xyzal (Low-sedating antihistamine) 2.5-5 mg PO QD

Tabs: 2.5, 5 mg

Pharmacokinetics

  • onset of action: 1 hour

elimination via liver

elimination via kidney

Adverse effects

Mechanism of action

L-isomer of cetirizine

More general terms

References

  1. Prescriber's Letter 14(9): 2007 New drug: Xyzal (levocetirizine) Detail-Document#: http://prescribersletter.com/(5bhgn1a4ni4cyp2tvybwfh55)/pl/ArticleDD.aspx?li=1&st=1&cs=&s=PRL&pt=3&fpt=25&dd=230910&pb=PRL (subscription needed) http://www.prescribersletter.com
  2. Prescriber's Letter 15(7): 2008 Comparison of Antihistamines Detail-Document#: http://prescribersletter.com/(5bhgn1a4ni4cyp2tvybwfh55)/pl/ArticleDD.aspx?li=1&st=1&cs=&s=PRL&pt=3&fpt=25&dd=240707&pb=PRL (subscription needed) http://www.prescribersletter.com
  3. 3.0 3.1 Derman C FDA Warns About Rare, Severe Itching After Stopping Cetirizine or Levocetirizine. HCPLive May 20, 2025 https://www.hcplive.com/view/fda-warns-about-rare-severe-itching-after-stopping-cetirizine-or-levocetirizine
    FDA. May 16, 2025 FDA requires warning about rare but severe itching after stopping long-term use of oral allergy medicines cetirizine or levocetirizine (Zyrtec, Xyzal, and other trade names https://www.fda.gov/drugs/drug-safety-and-availability/fda-requires-warning-about-rare-severe-itching-after-stopping-long-term-use-oral-allergy-medicines