5-HT Receptor

D3/5-HT receptor modulator-1 (compound 5i) is a selective antagonist of the dopamine D3 and 5-HT2A receptors, and a partial agonist at the 5-HT1A receptor. It exhibits Ki values of 4.5 nM, 11.9 nM, and 15.3 nM for the dopamine D3, 5-HT2A, and 5-HT1A receptors respectively. The compound shows lower affinity for the dopamine D2 receptor, 5-HT2C receptor, and hERG channel. D3/5-HT receptor modulator-1 possesses atypical antipsychotic properties.

5-HT2 antagonist 1 is a potent 5-HT2 receptor antagonist with weak α1 adrenoceptor blocking activity.

Clozapine N-oxide is the major metabolite of Clozapine and is blood-brain barrier permeable. Clozapine N-oxide is an agonist of DREADDs and activates the DREADD receptors hM3Dq and hM4Di. Clozapine N-oxide is also a dopamine antagonist and selective muscarinic M4 receptor agonist.

5-HT1A modulator 1 exhibits high affinities for the 5-HT1A, α1-adrenergic receptor, and D2 receptor (IC50s = 2 nM, 10 nM, and 40 nM).

Tabernanthalog (TBG) is a 5-HT2A agonist. In rodents,Tabernanthalog has been found to promote structural neuroplasticity, reduce alcohol-seeking and heroin-seeking behavior, and produce antidepressant effects.

5-HT3 antagonist 3 (Compound 15b) is a high-affinity 5-HT3 receptor antagonist that binds to 5-HT3 receptors in rat brain cortical membranes (Ki: 0.25 nM).

5-HT4 antagonist 1 is an antagonist of 5-HT4 (pKi = 9.6).

Adoprazine (SLV313) is a potential atypical antipsychotic bearing potent D2 receptor antagonist and 5-HT1A receptor agonist properties.

Agomelatine (L(+)-Tartaric acid) is a specific agonist of MT1 and MT2 receptors (Kis: 0.1, 0.06, 0.12, and 0.27 nM for CHO-hMT1, HEK-hMT1, CHO-hMT2, and HEK-hMT2), and Agomelatine (S-20098). L(+)-Tartaric acid also functions as a selective 5-HT2C receptor antagonist (pKis: 6.4 and 6.2 at native porcine and cloned human 5-HT2C receptors), actively supporting research into melatonergic signaling pathways, receptor-mediated regulation, and novel psychiatric therapeutics by enabling precise modulation of circadian and serotonergic systems in cellular models to improve neuropharmacological understanding and experimental reproducibility across neuroscientific and clinical translational studies.

5-HT2A antagonist 1 is a 5-HT2A receptor blocker that may be useful in treating gastrointestinal and circulatory disorders.

cis-Urocanic acid ((E)-Urocanic acid) is a 5-HT2A receptor agonist (Kd: 4.6 nM). It is an immune modulator that induces immunosuppression by binding to the 5-HT2A receptor.

Donitriptan is a 5-HT receptor agonist with pKis of 9.4 and 9.3 for 5-HT1B and 5-HT1D, respectively.

Nexopamil racemate((Rac)-Nexopamil) is a racemate of Nexopamil. The Nexopamil racemate has potential anti-asthmatic and anti-ulcer activity.

SB 258719 is a selective antagonist of 5-HT7 receptor(pKi of 7.5).

Tedatioxetine hydrobromide (Lu AA 24530 hydrobromide) is a serotonin-norepinephrine-dopamine reuptake inhibitor and an antagonist of 5-HT2A, 5-HT2C, 5-HT3, and α1A-adrenergic receptors, which can be used to treat depression and anxiety.

SPD-473 citrate (BTS 74398 citrate) is a dopamine reuptake inhibitor, a norepinephrine transporter protein (NET) inhibitor, and a 5-hydroxytryptamine reuptake inhibitor, and is used in the study of neurological disorders and endocrine and metabolic diseases.

Didesmethyl cariprazine, a metabolite of Cariprazine, is the major cyclic active part. Didesmethyl cariprazine has a long half-life of 1-3 weeks. Cariprazine is a potent D3 preference D3/D2 receptor partial agonist of dopamine for the treatment of schizophrenia, bipolar mania, and depression, with a high affinity for d3 and d2 receptors and a moderate affinity for 5-HT 1A receptors.

Pancopride(LAS 30451) is a novel, orally available, long-acting, selective 5-HT3 receptor antagonist that blocks nitrogen mustard and dacarbazine-induced vomiting.

Oxatomide (Oxatomida) is a potent and orally active dual H1 histamine receptor and P2X7 receptor antagonist with antihistamine and antiallergic activity.Oxatomide can be used to block ATP-induced currents in the human P2X7 receptor with an IC50 value of 0.95 μM.Oxatomide has an inhibitory effect on ATP-induced Ca2+ inward currents with an IC50 value of 0.43 μM.Oxatomide inhibits 5-hydroxytryptamine. Oxatomide inhibits 5-hydroxytryptamine with an IC50 of 0.43 μM.Oxatomide is used in the treatment of immune system diseases and in the study of hypersensitivity reactions.

Donitriptan hydrochloride (Donitriptan monohydrochloride) is a potent, high efficacy agonist of 5-HT1B/1D receptors with pKis of 9.4 and 9.3, respectively

BIMU 8 is a selective agonist of 5-HT4 with EC50s of 18 nM, 77 nM, and 540 nM for wild-type 5HT4 receptor, T3.36A, and W6.48A mutant 5-HT4.

dopamine D1 receptor antagonist

Clovoxamine (DU 23811) is a 5-hydroxytryptamine reuptake, serotonin and norepinephrine inhibitor with antidepressant and anticonvulsant activity.

Hymenidin, an alkaloid isolated from the Okinawan sponge Hymeniacidon sp. is a 5-hydroxytryptaminergic receptor antagonist and voltage-gated potassium channel inhibitor with potential antiprotozoal effects.It selectively binds to FOXO1 DNA and reduces depolarization-induced elevation of cellular calcium.