AZ10606120 dihydrochloride is a selectable, potent, high-affinity receptor antagonist with K D values of 1.4 and 19 nM at human and rat P2X 7 receptors, respectively. AZ10606120 dihydrochloride inhibits tumor growth and has anti-angiogenic activity. AZ 10606120 acts as a negative allosteric modulator when bound to a site coupled to the ATP binding site.

A 438079 hydrochloride (A-438079 HCl) is a potent and selective P2X7 receptor antagonist with pIC50 of 6.9.

Opiranserin (VVZ-149) hydrochloride is a dual antagonist of glycine transporter type 2 (GlyT2) and serotonin receptor 2A (5HT2A), with IC50s of 0.86 and 1.3 μM, respectively. It shows antagonistic activity on rP2X3 (IC50=0.87 μM). It is development as an injectable agent for the treatment of postoperative pain.

BX430 is used for chronic pain and cardiovascular disease and it is a potent and selective noncompetitive allosteric human P2X4 receptor channels antagonist with an IC50 of 0.54 μM. BX430 has species specificity.

Indophagolin is a potent, indoline-containing autophagy inhibitor with IC50 of 140 nM. Indophagolin antagonizes the purinergic receptor P2X4 as well as P2X1 and P2X3 with IC50s of 2.71, 2.40 and 3.49 μM, respectively.

Lu AF27139 is an effective and selective antagonist of P2X7 receptor (IC50s of 12 and 2.4 nM for human and rat, Kis of 22, 54, and 13 nM for mouse, human, and rat, respectively). Lu AF27139 can be used in CNS diseases studies.

PSB-12062 (N-(p-Methylphenylsulfonyl)phenoxazine) is a potent and selective antagonist of P2X4(IC50 of 1.38 μM for human P2X4).

Gefapixant (AF219) is a P2X3 receptor (P2X3R) antagonist with IC50 of ~30 nM at recombinant hP2X3 homotrimers and 100-250 nM at hP2X2/3 heterotrimeric receptors.

Opiranserin is a development as an injectable agent for the treatment of postoperative pain. Opiranserin is a non-opioid and non-NSAID analgesic candidate and is a dual antagonist of glycine transporter type 2 (GlyT2) and serotonin receptor 2A (5HT2A) (IC50s: 0.86 and 1.3 μM, respectively). Opiranserin displays antagonistic activity on rP2X3 (IC50=0.87 μM).

A-804598 is a competitive and selective P2X7 receptor antagonist (IC50: 10 nM, rat; 9 nM, mouse; 11 nM, human).

AF-353 (Ro-4), an effective and orally bioavailable antagonist of the P2X3/P2X2/3 receptor, inhibits human and rat P2X3 (pIC50= 8.0).

BAY-1797 is an orally active and selective P2X4 antagonist (IC50: 211 nM against human P2X4) with anti-nociceptive and anti-inflammatory effects. BAY-1797 displays no or very weak activity on the other P2X ion channels.

A-317491 (ABT 202) is a non-nucleotide P2X3 ( Ki: 22 nM) and P2X2/3 receptor (Ki: 9 nM) antagonist, which inhibits calcium flux mediated by the receptors.

Aurintricarboxylic acid (NSC-4056) is a strong inhibitor of topoisomerases and other nucleases. It is a potent inhibitor of ribonuclease and topoisomerase II by preventing the binding of the nucleic acid to the enzyme.

5-BDBD is a potent and selective P2X4 receptor antagonist. 5-BDBD inhibits rP2X4R-mediated currents with an IC50 of 0.75 μM. 5-BDBD completely blocked the basal and acute hyperalgesia induced by NTG.

JNJ-47965567 (JNJ-479655) is a selective antagonist of the purinergic receptor P2X subtype 7 (P2X7), a ligand-gated ion channel(with pKis of 7.9 and 8.7 for human and rat P2X7, respectively).

Eliapixant (BAY 1817080) (BAY 1817080) is a potent and selective P2X3 receptor antagonist, with an IC50 of 8 nM. Eliapixant can be used for the research of refractory chronic cough.

A 438079 is a potent, and selective antagonist of P2X7 receptor (pIC50: 6.9).

A-740003 (A 740003) is an effective and specific P2X7 receptor antagonist (IC50: 18/40 nM, for rat/human). It can reduce nociception in animal models of persistent neuropathic and inflammatory pain, and also reduce neuroblastoma tumor growth in mice.

GW791343 dihydrochloride (GW791343 (HCl)) is a P2X7 allosteric modulator.

Sivopixant (S-600918) (S-600918) is a potent and selective antagonist of P2X3 receptor (P2X3 IC 50 =4.2 nM; P2X2/3 IC 50 =1100 nM). Sivopixant shows strong analgesic effect .

KN-62 is a potent and specific Ca2+/calmodulin-dependent protein kinase II (CaMKII) inhibitor with Ki of 0.9 μM.

RO3 is a selective antagonist of homomeric P2X3 and heteromeric P2X2/3 receptor

GW791343 trihydrochloride (GW791343 3HCl) is aHCl salt form of GW791343, which is a non-competitive allosteric modulator of human P2X7 receptor inhibitor with pIC50 of 7.

CE-224535 (PF-04905428) is a selective antagonist of P2X7 receptor. CE-224535 can be used in disease-modifying antirheumatic studies.

AZD9056 hydrochloride is a P2X7 inhibitor，Which plays a significant role in pain-causing diseases and inflammation.

PPADS tetrasodiuma is a potent P2X receptor antagonist and inhibitor of the inverse mode of Na/Ca²⁺ exchange in guinea pig airway smooth muscle and is neuroprotective against glutamate/NMDA toxicity.PPADS tetrasodiuma inhibits P2X1, P2X-2, P2X-3, and P2X- 5. 5.

1. Bullatine A, a diterpenoid alkaloid of the genus Aconitum, possesses anti-rheumatic, anti-inflammatory and anti-nociceptive effects, may be used for the treatment of neurodegenerative diseases such as arthritis.