Table 1 Antihistamines categorized by generation
From: Fexofenadine: review of safety, efficacy and unmet needs in children with allergic rhinitis
First-generation | antazoline, chlorphenamine, clemastine, cyproheptadine, dimetindene, diphenhydramine, hydroxyzine, ketotifen, promethazine, triprolidine |
Second-generation | acrivastine, azelastine, bilastine, cetirizine, desloratadine (metabolite of loratadine), ebastine, emedastine, fexofenadine (metabolite of terfenadine), levocetirizine (enantiomer of cetirizine), loratadine, mizolastine, olopatadine, rupatadine |