Bradanicline hydrochloride (TC-5619 hydrochloride) is the hydrochloride salt form of Bradanicline. Bradanicline hydrochloride is a selective agonist for α7 nicotinic acetylcholine receptor ( nAChR ), with EC 50 of 17 nM for human α7 nAChR and K i of 1.4 nM. Bradanicline hydrochloride is used for the research of cognitive disorders and schizophrenia.