2. Signaling Pathways
  3. Membrane Transporter/Ion Channel
  4. Potassium Channel
  5. Potassium Channel Antagonist

Potassium Channel Antagonist

Potassium Channel Antagonists (23):

Cat. No. Product Name Effect Purity
  • HY-17437A
    Mefloquine hydrochloride
    		Antagonist 99.99%
    Mefloquine hydrochloride (Mefloquin hydrochloride), a quinoline antimalarial agent, is an anti-SARS-CoV-2 entry inhibitor. Mefloquine hydrochloride is also a K+ channel (KvQT1/minK) antagonist with an IC50 of ~1 μM. Mefloquine hydrochloride can be used for malaria, systemic lupus erythematosus and cancer research.
  • HY-15209
    Repaglinide
    		Antagonist 99.88%
    Repaglinide is an insulin secretagogue for the treatment of type-2 diabetes mellitus.
  • HY-110110
    VU0463271
    		Antagonist 99.67%
    VU0463271 is a selective KCC2 antagonist, with an IC50 of 61 nM.
  • HY-122697
    ML418
    		Antagonist 99.89%
    ML418 is a potent, selective and CNS penetrating Kir7.1 potassium channel blocker. ML418 inhibits Kir7.1 with an IC50 value of 0.31 μM. ML418 can be used for the research of neurological, cardiovascular, endocrine and muscle disorders.
  • HY-14946
    Amifampridine
    		Antagonist 99.57%
    Amifampridine (3,4-Diaminopyridine) is an orally active, potent and cell permeable voltage-gated potassium (Kv) channel blocker (PCB). Amifampridine is efficacy in the reversal of BoNT/A (HY-P79153) intoxication. Amifampridine increases transmitter release from neuromuscular junctions (NMJs). Amifampridine can be used for Lambert-Eaton myasthenic syndrome (LEMS) research.
  • HY-17398
    Mitiglinide calcium
    		Antagonist 98.7%
    Mitiglinide Calcium (KAD-1229 anhydrous), an insulinotropic agent, is an ATP-sensitive K+ (KATP) channel antagonist. Mitiglinide Calcium is highly specific to the Kir6.2/SUR1 complex (the pancreatic beta-cell KATP channel). Mitiglinide Calcium can be used for the research of type 2 diabetes.
  • HY-N6776
    Penitrem A
    		Antagonist ≥99.0%
    Penitrem A is an indole diterpene neurotoxic alkaloid produced by Penicillium, acts as a selective BK channel antagonist with antiproliferative and anti-invasive activities against multiple malignancies. Penitrem A increases the spontaneous release of endogenous glutamate, gamma-aminobutyric acid (GABA) and aspartate from cerebrocortical synaptosomes, and induces tremorgenic syndromes in animals.
  • HY-B0682A
    Mitiglinide calcium hydrate
    		Antagonist 99.87%
    Mitiglinide calcium hydrate (KAD-1229), an insulinotropic agent, is an ATP-sensitive K+ (KATP) channel antagonist. Mitiglinide calcium hydrate is highly specific to the Kir6.2/SUR1 complex (the pancreatic beta-cell KATP channel). Mitiglinide Calcium hydrate can be used for the research of type 2 diabetes.
  • HY-108589
    PNU 37883 hydrochloride
    		Antagonist ≥99.0%
    PNU 37883 hydrochloride (PNU 37883A) is a selective vascular ATP-sensitive potassium (Kir6, KATP) channels blocker. PNU 37883 hydrochloride has diuretic effects with specific binding in kidney and vascular smooth muscle rather than in brain or pancreatic beta cells.
  • HY-P5154A
    Tamapin TFA
    		Antagonist 98.79%
    Tamapin TFA is a venom peptide, targeting to small conductance Ca(2+)-activated K(+) (SK) channels. Tamapin TFA is a selctive blocker of SK2 (Potassium Channel). Tamapin TFA inhibits SK channel-mediated currents in pyramidal neurons of the hippocampus. Tamapin TFA can be isolated from the Indian red scorpion (Mesobuthus tamulus).
  • HY-110110A
    VU0463271 quarterhydrate
    		Antagonist ≥98.0%
    VU0463271 quarterhydrate is a potent KCC2 antagonist, with an IC50 of 61 nM.
  • HY-B0682
    Mitiglinide
    		Antagonist
    Mitiglinide (KAD-1229), an insulinotropic agent, is an ATP-sensitive K+ (KATP) channel antagonist. Mitiglinide is highly specific to the Kir6.2/SUR1 complex (the pancreatic beta-cell KATP channel). Mitiglinide can be used for the research of type 2 diabetes.
  • HY-14946A
    Amifampridine phosphate
    		Antagonist
    Amifampridine (3,4-Diaminopyridine) phosphate is an orally active, potent and cell permeable voltage-gated potassium (Kv) channel blocker (PCB). Amifampridine phosphate is efficacy in the reversal of BoNT/A (HY-P79153) intoxication. Amifampridine phosphate increases transmitter release from neuromuscular junctions (NMJs). Amifampridine phosphate can be used for Lambert-Eaton myasthenic syndrome (LEMS) research.
  • HY-B0682S2
    Mitiglinide-d5 calcium
    		Antagonist
    Mitiglinide-d5 (calcium) is deuterium labeled Mitiglinide. Mitiglinide (KAD-1229), an insulinotropic agent, is an ATP-sensitive K+ (KATP) channel antagonist. Mitiglinide is highly specific to the Kir6.2/SUR1 complex (the pancreatic beta-cell KATP channel). Mitiglinide can be used for the research of type 2 diabetes[1][2].
  • HY-17437
    Mefloquine
    		Antagonist
    Mefloquine (Mefloquin), an orally active and potent quinoline antimalarial agent, is an anti-SARS-CoV-2 entry inhibitor. Mefloquine is also a K+ channel (KvQT1/minK) antagonist with an IC50 of ~1 μM. Mefloquine can be used for malaria, systemic lupus erythematosus and cancer research.
  • HY-B0682S1
    (2R)-Mitiglinide-d5 calcium
    		Antagonist
    (2R)-Mitiglinide-d5 (calcium) is deuterium labeled Mitiglinide. Mitiglinide (KAD-1229), an insulinotropic agent, is an ATP-sensitive K+ (KATP) channel antagonist. Mitiglinide is highly specific to the Kir6.2/SUR1 complex (the pancreatic beta-cell KATP channel). Mitiglinide can be used for the research of type 2 diabetes[1][2].
  • HY-161158
    KCNK13-IN-1
    		Antagonist
    KCNK13-IN-1 (example 71), a KCNK13 antagonist, is an anti-inflammatory agent, with an IC50 of <200 nM for IL-1 β.
  • HY-P3064
    Scyllatoxin
    		Antagonist
    Scyllatoxin (Leiurotoxin I) is a peptide toxin, it can be isolated from the venom of the scorpion (Leiurus quinquestriatus hebraeus). Scyllatoxin is a blocker of small-conductance KCa (SK) channel. Scyllatoxin enhances both norepinephrine (NE) and epinephrine (Epi) release in vivo.
  • HY-106855
    Almokalant
    		Antagonist
    Almokalant is a class III antiarrhythmic agent, acts as a potassium channel blocker, and inhibits a specific component (Ikr) of the time-dependent delayed rectifier K+ current.
  • HY-15209R
    Repaglinide (Standard)
    		Antagonist
    Repaglinide (Standard) is the analytical standard of Repaglinide. This product is intended for research and analytical applications. Repaglinide is an insulin secretagogue for the treatment of type-2 diabetes mellitus.