Halofantrine hydrochloride is a blocker of delayed rectifier potassium current. Halofantrine hydrochloride also via the inhibition of the human-ether-a-go-go-related gene (HERG) channel and a potent antimalarial agent.
AZSMO-23 is the human ether-a-go-go-related gene (hERG)-encoded potassiumchannel activator that acts by blocking hKv4.3-hKChIP2.2, hCav3.2, and hKv1.5 and activating hCav1.2/β2/α2δ.