Drugs Information: Cetirizine

Basic Information

ID DDInter343
Drug Type small molecule
Molecular Formula C21H25Cln2O3
Molecular Weight 388.895
Description Cetirizine is a selective Histamine-1 antagonist drug used in allergic rhinitis and chronic urticaria.
ATC Classification R06AE07
IUPAC Name 2-(2-{4-[(4-Chlorophenyl)(Phenyl)Methyl]Piperazin-1-Yl}Ethoxy)Acetic Acid
InChI Inchi=1S/C21H25Cln2O3/C22-19-8-6-18(7-9-19)21(17-4-2-1-3-5-17)24-12-10-23(11-13-24)14-15-27-16-20(25)26/H1-9,21H,10-16H2,(H,25,26)
InChI Key ZKLPARSLTMPFCP-UHFFFAOYSA-N
Canonical SMILES OC(=O)COCCN1CCN(CC1)C(C1=CC=CC=C1)C1=CC=C(Cl)C=C1
Useful Links DrugBank ChEMBL PubChem

Interactions with Cetirizine

Severity level ID Name Mechanism Detail