A first generation histamine H1 receptor antagonist (Ki = 2.6 nM) that also inhibits muscarinic acetylcholine receptors (Ki = 22 nM); penetrates the CNS, depressing central H1 receptor activity, which may relate to its sedative properties.

A copper and zinc chelator and an irreversible inhibitor of aldehyde dehydrogenase (IC₅₀ = 0.1 mM) that has been indicated for the treatment of alcohol dependence; targets the ubiquitin-proteasome pathway, induces ROS, activates JNK and p38 pathways, and inhibits NF-κB activity in…