Fexofenadine hydrochloride (brand names include Allegra® and Telfast®) is an antihistamine drug used in the treatment of hayfever and similar allergy symptoms. It was developed as a successor of and alternative to terfenadine, an antihistamine with potentially fatal contraindications.

GoldBamboo

... FEXOFENADINE (Allegra®) is an antihistamine. It reduces allergy symptoms of hay fever (seasonal allergic rhinitis), and may reduced itching of the skin in those people with chronic itchy skin rashes. Generic fexofenadine capsules and tablets are not yet available. ...
Drug Digest - more...

Fexofenadine Systematic (IUPAC) name 2-[4-[1-hydroxy-4-[4-(hydrox ...
Wikipedia - [full article]

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