A293 (AVE1231) is a potent and antiarrhythmic compound and selective inhibitor of two-pore-domain potassium channel TASK-1 (KCNK3, hK2P3.1).A293 (AVE1231) is an inhibitor of hKv1.5 currents with predominant action on channels in their open state.A293 (1 uM) prominently depolarized arterial smooth muscle and increased basal tone level and contractile responses to methoxamine of arteries from young rats but had almost no effect in adult rats.Pharmacological inhibition of atrial TASK-1 currents via A293 (AVE1231) exerts antiarrhythmic effects in vivo as well as in silico, resulting in acute cardioversion of paroxysmal trial fibrillation (AF).

A novel, highly potent positive modulator of Kv7 channels with EC50 of 100 nM (Kv7.2-Kv7.5).

VU 0606170 (also referred to as VU0606170) is a selective inhibitor of the sodium-activated potassium channel KNa1.1, also known as Slack or Slo2.2. This compound has shown specificity for Slack channels over other related potassium channels, making it a valuable tool for studying the physiological and pathological roles of KNa1.1.

The first potent, selective, CNS penetrating inward rectifier potassium channel Kir7.1 (KCNJ13) inhibitor with IC50 of 0.31 uM.

E-4031 is a benzenesulfonamide antiarrhythmic agent; blocks the ATP-sensitive potassium channel.

CTIBD is a novel potent activator of the BKCa channel with EC50 of 3.9 uM.CTIBD showed significantly higher potency compared with three other known BKCa activators: NS 1619, NS 11021, and rottlerin.CTIBD induced a reversible potentiation of macroscopic outward currents of the BKCa channel, CTIBD activates both rSlo/rβ1 and rSlo/rβ4 coexpressed channels mainly by decreasing the closing rate of the channel.CTIBD concentration-dependently reduced ACh-induced contractions in isolated rat urinary bladder strips. CTIBD effectively restored frequent voiding contraction and lowered voiding volume without affecting other bladder function parameters in acetic acid-induced overactive bladder (OAB) model (i.p. 20 mg/kg).

Ebio1 is a selective voltage-gated potassium channel KCNQ2 activator. Ebio1 activates KCNQ2 by generating an extended channel gate with greater conductance at a saturation voltage (+50 mV).

Lu AA41178 is a potent, pan-selective Kv7.2-7.5 opener with EC50 of 1.5, 0.6 20.5, and 37.0 uM for Kv7.2, Kv7.2/7.3, Kv7.4 and Kv7.5, respectively.Lu AA41178 displays no activity at Kv7.1 channels, has no potentiating impact on currents through GABAA ion channels, and a clean off-target profile against common cardiac ion channels.Lu AA41178 significantly increased the seizure thresholds in mice, demonstrating anticonvulsant efficacy in the maximum electroshock seizure threshold test and PTZ seizure threshold test.Lu AA41178 demonstrated antipsychotic-like activity by reducing amphetamine-induced hyperlocomotion in mice as well as lowering conditioned avoidance responses in rats, significantly reduced immobility in mouse model with antidepressant predictivity.

NS 11021 is an activator of large-conductance Ca2+-activated potassium channels (BKCa, KCa1.1).

VU0546110 (VU 0546110) is a potent, selective inhibitor of the sperm-specific potassium channel SLO3 with IC50 of 1.29 uM, impairs sperm function.

H3B-120 is a competitive, selective and allosteric inhibitor of carbamoyl phosphate synthetase 1 (CPS1) with IC50 of 1.5 μM and Ki of 1.4 μM. H3B-120 exhibits anti-tumor activity.

ZVS-08 is a selective inhibitor of the voltage-gated potassium channel KV10.1 with IC50 of 3.7 uM.

VU0935685 is a potent, selective inhibitor of SLACK potassium channels with IC50 of 0.32 uM in in whole-cell, voltage-clamp electrophysiology (EP) assays, demonstrates selectivity versus hERG.

VU0542270 is the first selective inhibitor of vascular Kir6.1/SUR2B KATP channel with IC50 of 129 nM, >300-fold selective over other members of the Kir channel family.

TTQC-1 is a potent activator of the large-conductance Ca2+-activated K+ channel (BKCa channel), directly and reversibly activates the macroscopic current of BKCa channels expressed in Xenopus oocytes from both sides of the cellular membrane, increases the

Tamapin TFA salt is a venom peptide from the Indian red scorpion (Mesobuthus tamulus), potent and selective inhibitor of small conductance calcium-activated potassium channel 2 (SK2, KCNN2) with IC50 of 24 pM.

SCR2682 is a potent, selective neuronal voltage-gated potassium Kv7/KCNQ/M channel opener (activator) with EC50 of 9.8 nM (Kv7.2/Kv7.3), 100-fold more potency than retigabine.

NPBA-4 is a potent selective TWIK2 channel inhibitor with IC50 of 8.41 uM. shows little to no effects on TWIK1 channel.

NPBA is a potent, selective pharmacological activator for K2P channel TASK-3 with EC50 of 6.7 uM (TASK-3 whole-cell currents), shows good selectivity between TASK channels.

NIP-142 (NIP142) is an anti-arrhythmic agent by targeting cardiac K+ channel Kv1.5 (Kv1.5) currents, inhibits the steady-state phase with IC50 of 4.75 uM.

ML308 (ML 308) is a potent, selective inhibitor of two-pore domain potassium channel KCNK9 (TASK-3, K2P9.1) with IC50 of 130 nM in thallium influx fluorescent assays and 413 nM in automated electrophysiology assays, respectively.

LAKI (Light Activated K+ channel Inhibitor) is a specific photoswitchable inhibitor of the pain-related two-pore-domain potassium (K2P) TREK and TRESK channels.

C101248 is the first selective small-molecule inhibitor of tandem pore domain halothane-inhibited K+ channel 1 (THIK-1) with IC50 of 50 nM for both mouse and human THIK-1.

BK channel modulator BC5 is an allosteric modulator of BK type Ca2+-activated K+ channels, interacts with the CTD-VSD interface and specifically modulates the Ca2+ dependent activation mechanism.

AUT00201 is a potent, selective Kv3 potassium channel modulator with potential for the treatment of rare epilepsy syndromes.

ACOU085 (ACOU 085) is a potent small-molecule agonist of Kv7.4 (KCNQ4) channel with higher potency than ML-213 in the nanomolar range.

ACOU001 (ACOU 001) is a potent small-molecule agonist of Kv7.4 (KCNQ4) channel with potential effect against ge-related hearing loss (ARHL) and other hearing impairments related to compromised KV7.4 function.

3hi2one-G4 is a highly selective small molecule activator targeting GIRK4 homomeric channels, does not activate GIRK2, GIRK1/2 or GIRK1/4 channels.

A low micromolar (EC50=9.7 uM, K2P2.1), selective activator of temperature- and mechano-sensitive K2P potassium channels.

Minoxidil sulfate, a potent and ATP-sensitive K+ channel opener, is the sulfated metabolite of minoxidil. Minoxidil sulfate is considered as a vasodilator to promote hair growth in vivo.