Allergy Relief With no Compromise
All thanks to 0% brain interference from drowsiness1

While some other oral antihistamines may cause you to be drowsy, Allegra® won't.
Fexofendaine, the active ingredient in Allegra®, provides non-drowsy allergy relief with 0% brain interference, relieving allergy symptoms like sneezing, runny nose and itchy eyes. Allergy relief doesn't have to be a choice between relief and drowsiness!
0% is actually a big deal
Reach for Allegra®. Because you deserve 0%.
Zero means you're not drowsy, so you can stay awake during that exam, keep on track with your workout goals, and reduce missed school days for your kids, all while managing indoor & outdoor allergies. No more compromises, just more zeros!
1Ansotegui IJ et al. Curr Med Res Opin. 2024 Aug;40(8):1297 1309
Allegra® 24 Hour Tablets
Get fast-acting relief from seasonal allergies and symptoms like a runny nose, sneezing, itchy, watery eyes, and itchy nose or throat.
Meet your match with Allegra®
Try our Allergy Symptom Checker to discover which Allegra® might be right for you.
Fighting the Symptoms
Understanding your allergy symptoms is the first step to getting them under control; The next step is Allegra®
What are your symptoms?
- AnsoteguiIJ et al. Curr Med Res Opin. 2024 Aug;40(8):1297-1309
- Day JH et al. Ann Allergy Asthma Immunol. 1997 Dec;79(6):533-40.
- Casale TB et al. Allergy Asthma Proc. 1999 May-Jun;20(3):193-8.
- Van Cauwenberge P et al. Clin Exp Allergy. 2000;30:891–9.
- Howarth PH et al. J Allergy Clin Immunol. 1999;104:927–33.