About cetirizine hydrochloride
About 2-(4-(4-Chlorobenzhydryl)-1-piperazinyl)ethoxyacetic acid・2hydrochloride
About CTZH
About Zyrtec
About Ceterizine hydrochloride
About histamine H1-receptor blocker
About otological drug
About dermatologic preparation
About antihistaminic
About antiallergic agent