2. Signaling Pathways
  3. GPCR/G Protein
    Neuronal Signaling
  4. 5-HT Receptor
  5. 5-HT Receptor Isoform
  6. 5-HT Receptor Antagonist

5-HT Receptor Antagonist

5-HT Receptor Antagonists (170):

Cat. No. Product Name Effect Purity
  • HY-12560A
    PNU-282987
    		Antagonist 99.93%
    PNU-282987 is a potent α7 nicotinic acetylcholine receptor (nAChR) agonist with an EC50 of 154 nM. PNU-282987 is also a functional antagonist of the 5-HT3 receptor with an IC50 of 4541 nM. PNU-282987 can be used for the research of central and peripheral nervous systems.
  • HY-W010892
    Scopolamine hydrobromide trihydrate
    		Antagonist 99.89%
    Scopolamine (Hyoscine) hydrobromide trihydrate is a high-affinity muscarinic antagonist that can cross the blood-brain barrier. Scopolamine hydrobromide trihydrate competitively antagonizes 5-HT3 receptors with an IC50 of 2.09 μM. Scopolamine hydrobromide trihydrate can induce cognitive and memory deficits in animals. Scopolamine hydrobromide trihydrate can be used in the research of preventing postoperative nausea and vomiting, motion sickness, nervous system diseases, etc.
  • HY-B1693
    Levomepromazine
    		Antagonist 99.98%
    Levomepromazine (Methotrimeprazine) is an orally active antipsychotic compound and Ca2+ release inducer. Levomepromazine inhibits SERCA pump and induces an increase in cytoplasmic Ca2+ levels. Levomepromazine has antagonistic effects on a variety of neurotransmitter receptors, including dopamine, cholinergic, serotonin, and histamine receptors. Levomepromazine can induce adaptive ER stress and autophagy. In addition, Levomepromazine has antiviral, anti-inflammatory, neuroprotective and analgesic, sedative and anti-injurious activities. Levomepromazine can be used in the study psychiatric disorders and relieving nausea and vomiting.
  • HY-B0478A
    Trazodone
    		Antagonist 99.84%
    Trazodone (AF-1161 free base) is a triazolopyridine derivative that belongs to the class of serotonin receptor antagonists and reuptake inhibitors (SARIs). Trazodone has anti-depressant and anti-insomnious activity. Trazodone exerts antagonistic properties against a1- and a2-adrenergic receptors and histamine H1 receptors, with minimal anticholinergic effects.
  • HY-B0478
    Trazodone hydrochloride
    		Antagonist 99.60%
    Trazodone hydrochloride (AF-1161) is a triazolopyridine derivative that belongs to the class of serotonin receptor antagonists and reuptake inhibitors (SARIs). Trazodone hydrochloride has anti-depressant and anti-insomnious activity. Trazodone hydrochloride exerts antagonistic properties against a1- and a2-adrenergic receptors and histamine H1 receptors, with minimal anticholinergic effects.
  • HY-16978
    TG6-10-1
    		Antagonist 99.92%
    TG6-10-1 is an EP2 antagonist, shows low-nanomolar antagonist activity against only EP2, >300-fold selectivity over human EP3, EP4, and IP receptors, 100-fold selectivity over EP1 receptors.
  • HY-B1059
    Levosulpiride
    		Antagonist 99.87%
    Levosulpiride (RV-12309) is the (S)-enantiomer of sulpiride, which is a D2 receptor a antagonist, an atypical antipsychotic agent of the benzamide class.
  • HY-B0965A
    Thioridazine
    		Antagonist 99.50%
    Thioridazine, an antagonist of the dopamine receptor D2 family proteins, exhibits potent anti-psychotic and anti-anxiety activities. Thioridazine is also a potent inhibitor of PI3K-Akt-mTOR signaling pathways with anti-angiogenic effect. Thioridazine shows antiproliferative and apoptosis induction effects in various types of cancer cells, with specificity on targeting cancer stem cells (CSCs).
  • HY-14537
    Latrepirdine dihydrochloride
    		Antagonist 99.65%
    Latrepirdine dihydrochloride is a neuroactive compound with antagonist activity at histaminergic, α-adrenergic, and serotonergic receptors. Latrepirdine stimulates amyloid precursor protein (APP) catabolism and amyloid-β (Aβ) secretion.
  • HY-101222
    SB-203186 hydrochloride
    		Antagonist 99.94%
    SB-203186 hydrochloride is a potent, selective and competitive 5-HT4 antagonist. SB-203186 hydrochloride antagonizes the 5-HT4 receptor-mediated relaxations of the carbachol-contracted rat isolated oesophagus against 5-HT with pKB values of 10.9 (rat oesophagus), 9.5 (guinea-pig ileum), and 9.0 (human colon) respectively.
  • HY-117083
    Clothiapine
    		Antagonist 99.93%
    Clothiapine, an atypical antipsychotic agent, shares with clozapine its strong antiserotonergic properties.
  • HY-B1737
    Pirenperone
    		Antagonist 98.74%
    Pirenperone (R 47465) is a 5-HT2 serotonin receptor antagonist. Pirenperone exhibits modest anxiolytic activity.
  • HY-B0478R
    Trazodone hydrochloride (Standard)
    		Antagonist
    Trazodone (hydrochloride) (Standard) is the analytical standard of Trazodone (hydrochloride). This product is intended for research and analytical applications. Trazodone (hydrochloride) (AF-1161) is an antidepressant belonging to the class of serotonin receptor antagonists and reuptake inhibitors for treatment of anxiety disorders.
  • HY-119541A
    Ampreloxetine TFA
    		Antagonist 98.30%
    Ampreloxetine (TD-9855) TFA is a potent and orally active norepinephrine (NE) and serotonin 5-HT inhibitor. Ampreloxetine TFA has the potential for the research of neurogenic orthostatic hypotension.
  • HY-121208
    Ketanserinol
    		Antagonist 98.05%
    Ketanserinol (R 46742) is a metabolite of Ketanserin (HY-10562). Ketanserinol is a competitive antagonist of the effects of 5-HT (HY-B1473A) in both arteries. The KB values are 6.5 for large coronary arteries and 6.4 for pulmonary arteries.
  • HY-W344044
    Levomepromazine maleate
    		Antagonist 99.92%
    Levomepromazine maleate (Methotrimeprazine maleate) is an N-substituted phenylthiazine antipsychotic sedative that blocks multiple receptors. Levomepromazine maleate is a potent inhibitor of CYP2D6 and is useful in the study of schizophreni.
  • HY-B0002S
    Ondansetron-d3 hydrochloride
    		Antagonist 98.78%
    Ondansetron-d3 (hydrochloride) is the deuterium labeled Ondansetron hydrochloride. Ondansetron hydrochloride (GR 38032 hydrochloride) is a serotonin 5-HT3 receptor antagonist used mainly as anantiemetic (to treat nausea and vomiting), often following chemotherapy.
  • HY-100649
    Hydroxy ziprasidone
    		Antagonist 99.53%
    Hydroxy ziprasidone is an impurity of Ziprasidone. Ziprasidone, an antipsychotic agent, is a combined 5-HT (serotonin) and dopamine receptor antagonist.
  • HY-12714
    TDHL
    		Antagonist ≥99.0%
    TDHL (Tergurid) is a dopamine receptor agonist with a Kd of 0.39 nM for D2 receptor and an orally available 5-HT-2 receptor antagonist.
  • HY-B0740R
    Cyclobenzaprine hydrochloride (Standard)
    		Antagonist
    Cyclobenzaprine (MK130) hydrochloride (Standard) is the analytical standard of Cyclobenzaprine (MK130) hydrochloride. This product is intended for research and analytical applications. Cyclobenzaprine hydrochloride is an orally active 5-HT2 receptor antagonist. Cyclobenzaprine hydrochloride acts centrally, providing skeletal muscle relaxation, alleviating muscle spasms, and reducing pain. Additionally, Cyclobenzaprine hydrochloride has antiprotozoal activity. Additionally, Cyclobenzaprine hydrochloride also possesses antiparasitic activity. Cyclobenzaprine hydrochloride holds promise for research in the fields of acute, painful skeletal muscle disorders and infectious diseases