Naluzotan hydrochloride (PRX 00023 hydrochloride) is a hERG K+ channel blocker with an IC50 value of 3800 nM and is commonly used in the study of anxiety and depression.Naluzotan hydrochloride is also a novel, potent, and selective 5-HT1A agonist, with an IC50 value of about 20 nM and a Ki value of about 5.1 Naluzotan hydrochloride is also a novel, potent and selective 5-HT1A agonist with an IC50 of approximately 20 nM and a Ki of approximately 5.1 nM.

5-HT1A:20 nM, 5-HT1A:5.1 nM, ERG K+ (human):3800 nM