SEN 12333 is a nicotinic acetylcholine receptor (nAChR) agonist. SEN 12333 displays functional antagonism at histamine H3 receptors (IC50 = 103 nM) and weak agonist activity at human ganglionic α3 nAC
hRs (IC50 = 8.5 渭M). Neuroprotective in a rodent model of quisqualic acid-induced cholinergic degeneration. SEN 12333 is a brain penetrant and orally bioavailable.