Gluten free. Fexofenadine hydrochloride tablets, 180 mg (antihistamine). 24 hr allergy. Compare to Allegra Allergy 24 HR active ingredient (This product is not manufactured or distributed by Chattem, Inc., a Sanofi Company distributor of Allegra Allergy 24 HR). Indoor/outdoor allergy relief. Sneezing. Runny nose. Itchy, watery eyes. Itchy nose or throat. 100% quality guaranteed. Made in Czech Republic. Other information: Do not use if carton is opened or printed foil under cap is broken or missing. Store between 68-77 degrees F (20-25 degrees C). Protect from excessive moisture. This product meets the requirements of USP Dissolution Test 3.