Cat. No. 3489
Alternative Name: Hismanal
Chemical Name: 1-[(4-Fluorophenyl)methyl]-N-[1-[2-
Biological ActivityOrally active, potent histamine H1 antagonist (IC50 = 4 nM) that displays 20-fold, > 250-fold and > 250-fold selectivity over 5-HT, dopamine and muscarinic acetylcholine receptors respectively. Exhibits antimalarial activity in multidrug resistant strains in vitro (IC50 = 227 - 734 nM). Also potent KV11.1 (hERG) channel blocker (IC50 = 0.9 nM) that displays cardiotoxicity in vivo.
The technical data provided above is for guidance only.
For batch specific data refer to the Certificate of Analysis.
Certificate of Analysis / Safety Data Sheet
Laduron et al (1981) In vitro and in vivo binding characteristics of a new long-acting histamine H1 antagonist, astemizole. Mol.Pharmacol. 21 294.
Cavalli et al (2002) Towards a pharmacophore for drugs inducing the long QT syndrome: Insights from a CoMFA study of hERG K+ channel blockers. J.Med.Chem. 45 3844. PMID: 12190308.
Chong et al (2006) A clinical drug library screen identifies astemizole as an antimalarial agent. Nat.Chem.Biol. 2 415. PMID: 16816845.
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Keywords: Astemizole, supplier, Potent, hERG, K+, channel, blockers, histamine, H1, antagonists, histaminergic, Orally, active, potent, Potassium, KV, Channels, Human, Ether-A-Go-Go, Gene, voltage-gated, voltage-dependent, Receptors, Histamine, KV11.1
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June 28 - July 3, 2014