英文名称
Cetirizine Dihydrochloride
分子式
C21 H25 Cl N2 O3 . 2 Cl H
Standards; Pharmaceutical/API Drug Impurities/Metabolites;
A nonsedating type histamine H1-receptor antagonist. A major metabolite of Hydroxyzine. Pharmacological activity resides primarily in the (R)-isomer. Antihystaminic.