2. Signaling Pathways
  3. Membrane Transporter/Ion Channel
  4. P2X Receptor
  5. P2X Receptor Antagonist

P2X Receptor Antagonist

P2X Receptor Isoform Comparison

P2X Receptor Antagonists (73):

Cat. No. Product Name Effect Purity
  • HY-50697
    A-740003
    		Antagonist 99.59%
    A-740003 is a potent, selective and competitive P2X7 receptor antagonist with IC50 values are 18 and 40 nM for rat and human P2X7 receptors, respectively.
  • HY-112461A
    NF449 octasodium
    		Antagonist ≥99.0%
    NF449 octasodium is a highly potent P2X1 receptor antagonist, with IC50s of 0.28, 0.69, and 120 nM for rP2X1, rP2X1+5, P2X2+3, respectively. NF449 octasodium is a Gsα-selective G Protein antagonist. NF449 octasodium suppresses the rate of GTP[γS] binding to Gsα-s, inhibits the stimulation of adenylyl cyclase activity, and blocks the coupling of β-adrenergic receptors to Gs.
  • HY-13290
    KN-62
    		Antagonist 99.45%
    KN-62 is a selective and reversible inhibitor of calmodulin-dependent protein kinase II (CaMK-II) with a Ki of 0.9 μM for rat brain CaMK-II. KN-62 directly binds to the calmodulin binding site of CaMK-II. KN-62 displays noncompetitive antagonism at P2X7 receptors in HEK293 cells, with an IC50 value of approximately 15 nM.
  • HY-14483A
    AF-353 hydrochloride
    		Antagonist
    AF-353 hydrochloride is a potent, selective and orally bioavailable P2X3/P2X2/3 receptor antagonist, with a pIC50 of 8.0 for both human and rat P2X3, and with a pIC50 of 7.3 for human P2X2/3.
  • HY-15488A
    A 438079 hydrochloride
    		Antagonist 99.92%
    A 438079 (hydrochloride) is a potent, and selective P2X7 receptor antagonist with pIC50 of 6.9.
  • HY-122575
    Aurintricarboxylic acid
    		Antagonist
    Aurintricarboxylic acid is a nanomolar-potency, allosteric antagonist with selectivity towards αβ-methylene-ATP-sensitive P2X1Rs and P2X3Rs, with IC50s of 8.6 nM and 72.9 nM for rP2X1R and rP2X3R, respectively. Aurintricarboxylic acid is a potent anti-influenza agent by directly inhibiting the neuraminidase. Aurintricarboxylic acid is an inhibitor of topoisomerase II and apoptosis. Aurintricarboxylic acid is a selective inhibitor of the TWEAK-Fn14 signaling pathway. Aurintricarboxylic acid also acts as a cystathionine-lyase (CSE) inhibitor with an IC50 of 0.6 μM. Aurintricarboxylic acid is a modifier of miRNAs that regulate miRNA function, with an IC50 of 0.47 µM.
  • HY-15488
    A 438079
    		Antagonist 99.88%
    A 438079 is a potent, and selective P2X7 receptor antagonist with pIC50 of 6.9.
  • HY-101911
    5-BDBD
    		Antagonist 99.94%
    5-BDBD, a potent and selective P2X4 receptor antagonist, inhibits rP2X4R-mediated currents, with an IC50 of 0.75 μM. 5-BDBD completely blocks the basal and acute hyperalgesia induced by nitroglycerin (NTG).
  • HY-101588
    Gefapixant
    		Antagonist 99.33%
    Gefapixant is an orally active and potent purinergic P2X3 receptor (P2X3R) antagonist, with IC50 values of ~30 nM versus recombinant hP2X3 homotrimers and 100-250 nM at hP2X2/3 heterotrimeric receptors. Gefapixant can be used for the research of chronic cough and knee osteoarthritis.
  • HY-136026
    Camlipixant
    		Antagonist 99.94%
    Camlipixant (BLU-5937) a potent, selective, non-competitive and orally active P2X3 homotrimeric receptor antagonist with an IC50 of 25 nM against hP2X3 homotrimeric. Camlipixant shows potent anti-tussive effect and no taste alteration. Camlipixant can be used for the research of unexplained, refractory chronic cough.
  • HY-101418
    JNJ-47965567
    		Antagonist 99.79%
    JNJ-47965567 is a centrally permeable, high-affinity, selective P2X7 antagonist, with pKis of 7.9 and 8.7 for human and rat P2X7, respectively. JNJ-47965567 can be used to probe the role of central P2X7 in rodent models of CNS pathophysiology.
  • HY-101044
    PPADS tetrasodium
    		Antagonist
    PPADS tetrasodiuma is a non-selective P2X receptor antagonist. PPADS tetrasodiuma blocks recombinant P2X1, -2, -3, -5 with IC50s ranging from 1 to 2.6 μM. PPADS tetrasodiuma blocks native P2Y2-like (IC50~0.9 mM) and recombinant P2Y4 (IC50~15 mM) receptors. PPADS tetrasodiuma is an inhibitor of the reverse mode of the Na/Ca2+ exchanger in guinea pig airway smooth muscle.
  • HY-123857
    JNJ-55308942
    		Antagonist 99.92%
    JNJ-55308942 is a high-affinity, selective, brain-penetrant P2X7 functional antagonist (hP2X7: IC50=10 nM, Ki=7.1 nM; rP2X7: IC50=15 nM, Ki=2.9 nM). JNJ-55308942 is orally bioavailable, binds to brain P2X7 and blocks IL-1β release from adult rodent brain.
  • HY-130605
    BAY-1797
    		Antagonist 99.42%
    BAY-1797 is a potent, orally active, and selective P2X4 antagonist, with an IC50 of 211 nM against human P2X4. BAY-1797 displays no or very weak activity on the other P2X ion channels. BAY-1797 shows anti-nociceptive and anti-inflammatory effects.
  • HY-108669
    AZ10606120 dihydrochloride
    		Antagonist 99.38%
    AZ10606120 dihydrochloride is a selective, high affinity antagonist for P2X7 receptor (P2X7R) at human and rat with an IC50 of about 10 nM. AZ10606120 dihydrochloride is little or no effect at other P2XR subtypes. AZ10606120 dihydrochloride has anti-depressant effects and reduces tumour growth.
  • HY-15568
    A-317491
    		Antagonist 98.77%
    A-317491 is a potent, selective and non-nucleotide antagonist of P2X3 and P2X2/3 receptors, with Kis of 22, 22, 9, and 92 nM for hP2X3, rP2X3, hP2X2/3, and rP2X2/3, respectively. A-317491 is highly selective (IC50>10 μM) over other P2 receptors and other neurotransmitter receptors, ion channels, and enzymes. A-317491 reduces inflammatory and neuropathic pain by blocking P2X3 and P2X2/3 receptor-mediated calcium flux.
  • HY-100483
    A-804598
    		Antagonist 98.55%
    A-804598 is a CNS penetrant, competitive and selective P2X7 receptor antagonist with IC50s of 9 nM, 10 nM and 11 nM for mouse, rat and human P2X7 receptors, respectively.
  • HY-108676
    NF023 hexasodium
    		Antagonist 99.7%
    NF023 hexasodium is a selective and competitive P2X1 receptor antagonist, with IC50 values of 0.21 μM, 28.9 μM, > 50 μM and > 100 μM for human P2X1, P2X3, P2X2, and P2X4-mediated responses respectively.
  • HY-101910
    PSB-12062
    		Antagonist 98.70%
    PSB-12062 is a potent and selective P2X4 antagonist with an IC50 of 1.38 μM for human P2X4.
  • HY-108675
    PPNDS tetrasodium
    		Antagonist
    PPNDS tetrasodium is a selective and competitive meprin β inhibitor (IC50: 80 nM, Ki: 8 nM), and also inhibits ADAM10 (IC50: 1.2 μM). PPNDS tetrasodium is also a P2X1 receptor antagonist. PPNDS is an agonist for the ATP receptor of Paramecium. PPNDS tetrasodium potently inhibits polymerases from viruses. PPNDS tetrasodium can be used in the research of infection and cancers.