2. Signaling Pathways
  3. GPCR/G Protein
    Neuronal Signaling
  4. 5-HT Receptor
  5. 5-HT Receptor Inhibitor

5-HT Receptor Inhibitor

5-HT Receptor Isoform Comparison

5-HT Receptor Inhibitors (171):

Cat. No. Product Name Effect Purity
  • HY-N0737A
    Harmine
    		Inhibitor 99.97%
    Harmine is a natural dual-specificity tyrosine phosphorylation-regulated kinase (DYRK) inhibitor with anticancer and anti-inflammatory activities. Harmine has a high affinity of 5-HT2A serotonin receptor, with an Ki of 397 nM.
  • HY-11018
    Risperidone
    		Inhibitor 99.87%
    Risperidone is a serotonin 5-HT2 receptor blocker, P-Glycoprotein inhibitor and potent dopamine D2 receptor antagonist, with Kis of 4.8, 5.9 nM for 5-HT2A and dopamine D2 receptor, respectively.
  • HY-15414
    Vortioxetine
    		Inhibitor 98.61%
    Vortioxetine (Lu AA 21004) is an antagonist of 5-HT3A and 5-HT7 receptors (Ki: 3.7 nM, 19 nM) and an inhibitor of serotonin transporter (SERT) (Ki: 1.6 nM), as well as a 5-HT1A agonist and a partial agonist of 5-HT1B (Ki: 15 nM, 33 nM).
  • HY-101456
    PCPA methyl ester hydrochloride
    		Inhibitor 99.89%
    PCPA methyl ester hydrochloride (4-Chloro-DL-phenylalanine methyl ester hydrochloride), a reversible tryptophan hydroxylase inhibitor, is a serotonin (5-HT) synthesis inhibitor. PCPA methyl ester hydrochloride crosses the blood brain barrier and reduces 5-HT central availability.
  • HY-14557
    Pimavanserin
    		Inhibitor 99.86%
    Pimavanserin is a selective, brain-penetrant, inverse agonist of the 5-HT2A receptor with pIC50 and pKd of 8.73 and 9.3, respectively.
  • HY-15414A
    Vortioxetine hydrobromide
    		Inhibitor 99.87%
    Vortioxetine (Lu AA 21004) hydrobromide is an antagonist of 5-HT3A and 5-HT7 receptors (Ki: 3.7 nM, 19 nM) and an inhibitor of 5-hydroxytryptamine transporter (SERT) (Ki: 1.6 nM), as well as a 5-HT1A agonist and a partial 5-HT1B agonist (Ki: 15 nM, 33 nM).
  • HY-B0527
    Amitriptyline
    		Inhibitor 99.94%
    Amitriptyline is an orally active tricyclic antidepressant (TCA). Amitriptyline mainly exerts its antidepressant effect by blocking SERT (Ki = 3.45 nM) and NET (Ki = 13.3 nM), thereby increasing the concentrations of 5-hydroxytryptamine (5-HT) and norepinephrine (NE) in the synaptic cleft. Amitriptyline is also an agonist at α2A and TrkA/TrkB receptors, thereby exerting analgesic and neurotrophic activities (inhibiting cell apoptosis). Amitriptyline can reduce inflammation, angiogenesis and fibrosis. Amitriptyline binds to DAT (with Ki = 2.58 μM). Amitriptyline has high affinity for a series of receptors and can antagonize muscarinic cholinergic receptors (M1/M2/M3/M4/M5 receptors) (Ki = 11-24 nM), H1 receptors (Ki = 0.5-1.1 nM), adrenergic α1 receptors (Ki = 4.4 nM), etc., resulting in a series of side effects. Amitriptyline can block sodium channels and hERG potassium channel (IC50 = 4.78 μM) and it has cardiotoxicity.
  • HY-119209
    Nefazodone
    		Inhibitor 98.01%
    Nefazodone is an orally active phenylpiperazine antidepressant. Nefazodone can potently and selectively block postsynaptic 5-HT2A receptors, and moderately inhibit 5-HT and noradrenaline reuptake. Nefazodone can also relieve the adverse effects of stress on the the immune system of mice. Nefazodone has a high affinity for CYP3A4 isoenzyme, which indicates that it has certain risk of agent-agent interaction.
  • HY-B0527A
    Amitriptyline hydrochloride
    		Inhibitor 99.94%
    Amitriptyline hydrochloride is an orally active tricyclic antidepressant (TCA). Amitriptyline hydrochloride mainly exerts its antidepressant effect by blocking SERT (Ki = 3.45 nM) and NET (Ki = 13.3 nM), thereby increasing the concentrations of 5-hydroxytryptamine (5-HT) and norepinephrine (NE) in the synaptic cleft. Amitriptyline hydrochloride is also an agonist at α2A and TrkA/TrkB receptors, thereby exerting analgesic and neurotrophic activities (inhibiting cell apoptosis). Amitriptyline hydrochloride can reduce inflammation, angiogenesis and fibrosis. Amitriptyline hydrochloride binds to DAT (with Ki = 2.58 μM). Amitriptyline hydrochloride has high affinity for a series of receptors and can antagonize muscarinic cholinergic receptors (M1/M2/M3/M4/M5 receptors) (Ki = 11-24 nM), H1 receptors (Ki = 0.5-1.1 nM), adrenergic α1 receptors (Ki = 4.4 nM), etc., resulting in a series of side effects. Amitriptyline hydrochloride can block sodium channels and hERG potassium channel (IC50 = 4.78 μM) and it has cardiotoxicity.
  • HY-N0737
    Harmine hydrochloride
    		Inhibitor 99.98%
    Harmine Hydrochloride (Telepathine Hydrochloride) is a natural DYRK inhibitor with anticancer and anti-inflammatory activities. Harmine has a high affinity of 5-HT2A serotonin receptor, with an Ki of 397 nM.
  • HY-10349A
    WAY-100635 maleate
    		Inhibitor 99.57%
    WAY-100635 maleate is a potent and selective 5-hydroxytryptamine 1A (5-HT1A) receptor antagonist with an IC50 value of 0.91 nM and Ki value of 0.39 nM. WAY-100635 maleate has pIC50 values for 5-HT1A and α1-adrenergic receptors of 8.9 and 6.6, respectively. WAY-100635 maleate is also a potent dopamine D4 receptor agonist.
  • HY-W019599
    4-Chloro-L-phenylalanine
    		Inhibitor 98.19%
    4-Chloro-L-phenylalanine (L-PCPA) is a tryptophan hydroxylase inhibitor targeting TPH1 and TPH2, with the activity of blocking serotonin biosynthesis. 4-Chloro-L-phenylalanine reduces the levels of serotonin and its metabolites in the brain without impairing the survival of serotonergic neurons. 4-Chloro-L-phenylalanine enhances anhedonic, depression-like and anxiety-like behaviors in mice with depleted noradrenergic and dopaminergic neurons. 4-Chloro-L-phenylalanine acts as a decarboxylation substrate for aromatic L-amino acid decarboxylase from Bacillus atrophaeus. 4-Chloro-L-phenylalanine can be used in studies related to Parkinson's disease.
  • HY-N0740
    Jatrorrhizine chloride
    		Inhibitor 99.82%
    Jatrorrhizine chloride is an alkaloid isolated from?Coptis chinensis with neuroprotective, antimicrobial, antiplasmodial and antioxidant activities. Jatrorrhizine chloride is a potent and orally active inhibitor of?AChE?(IC50=872 nM) over >115-fold selectivity for BuChE. Jatrorrhizine chloride reduces uptake of serotonin (5-HT) and norepinephrine (NE) via inhibition of uptake-2 transporters.
  • HY-14557A
    Pimavanserin hemitartrate
    		Inhibitor 99.91%
    Pimavanserin (ACP-103) hemitartrate is a potent and brain-penetrant5-HT 2A receptor inverse agonist with pIC50 and pKi of 8.73 and 9.3, respectively.
  • HY-W011235
    Norfluoxetine hydrochloride
    		Inhibitor 99.58%
    Norfluoxetine hydrochloride is an active N-demethylated metabolite of Fluoxetine. Fluoxetine is a selective serotonin (5-HT) reuptake inhibitor that is metabolized to Norfluoxetine hydrochloride by cytochrome P450 (CYP) 2D6, CYP2C19, and CYP3A4. Norfluoxetine hydrochloride inhibits 5-HT uptake and inhibits CaV3.3 T current (IC50 = 5 μM). Norfluoxetine hydrochloride has anticonvulsant activity.
  • HY-123205
    Oxatomide
    		Inhibitor 98.11%
    Oxatomide (KW-4354) is an orally active dual antagonist of the H1-histamine receptor and the P2X7 receptor, as well as an inhibitor of serotonin. Oxatomide possesses antihistaminic, antiallergic and anti-inflammatory activities. Oxatomide can be used in the research of allergic diseases.
  • HY-112390A
    Syk Inhibitor II
    		Inhibitor 98.15%
    Syk Inhibitor II is a potent, high selective and ATP-competitive Syk inhibitor with an IC50 of 41 nM. Syk Inhibitor II inhibits 5-HT release from RBL-cells with an IC50 of 460 nM. Syk Inhibitor II shows less potent against other kinases and has anti-allergic effect.
  • HY-U00096
    Ansofaxine hydrochloride
    		Inhibitor 99.44%
    Ansofaxine hydrochloride (LY03005; LPM570065) is a triple reuptake inhibitor; inhibits serotonin, dopamine and norepinephrine reuptake with IC50 values of 723, 491 and 763 nM, respectively.
  • HY-20696
    Tetrahydro-β-carboline
    		Inhibitor 99.40%
    Tetrahydro-β-carboline (Tryptoline) is a metabolite of tryptamine, also is a competitive serotonin reuptake inhibitor with an Ki value of 6.1 µM.
  • HY-125784
    Viloxazine hydrochloride
    		Inhibitor 98.94%
    Viloxazine hydrochloride is a non-brain-penetrant, selective norepinephrine transporter (NET) inhibitor (IC50=0.26 μM) and 5-HT receptor modulator. Viloxazine antagonizes 5-HT2B receptors (Ki=4.2 μM) and agonizes 5-HT2C receptors (EC50=32 μM), respectively, and enhances 5-HT neurotransmission by modulating 5-HT2B/C receptors. Viloxazine also competitively inhibits NET from increasing NE and DA levels in the synaptic cleft, and can be used in the study of attention deficit hyperactivity disorder (ADHD).