It’s almost allergy season. Protect yourself with non-drowsy Allegra Allergy. Allegra starts to work in 1 hour and lasts for 24, giving you relief throughout the whole day. Now you can try Allegra at no cost! Fill out this online form and receive one free sample of Allegra Allergy! Offer valid in the U.S. only (excluding Hawaii and Alaska) and expires this coming May 17, 2015 (or while supplies last).