192581-24-1

BIIL-260 hydrochloride is a potent and long-acting orally active leukotriene B(4) receptor LTB4 antagonist, with anti-inflammatory activity. BIIL-260 hydrochloride interacts with the LTB4 receptor in a saturable, reversible, and competitive manner, has high affinity to the LTB4 receptor on isolated human neutrophil cell membranes with Ki values of 1.7 nM[1].

LTB₄: 1.7 nM (Ki)

[1] Birke FW, et al. In vitro and in vivo pharmacological characterization of BIIL 284, a novel and potent leukotriene B(4) receptor antagonist. J Pharmacol Exp Ther. 2001 Apr;297(1):458-66. PMID:11259574