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

Dopamine Receptor Antagonist

Dopamine Receptor Antagonists (133):

Cat. No. Product Name Effect Purity
  • HY-14541
    Olanzapine
    		Antagonist 99.83%
    Olanzapine (LY170053) is a selective, orally active monoaminergic antagonist with high affinity binding to serotonin H1, 5HT2A/2C, 5HT3, 5HT6 (Ki=7, 4, 11, 57, and 5 nM, respectively), dopamine D1-4 (Ki=11 to 31 nM), muscarinic M1-5 (Ki=1.9-25 nM), and adrenergic α1 receptor (Ki=19 nM). Olanzapine is an atypical antipsychotic.
  • HY-135147
    ONC206
    		Antagonist 99.90%
    ONC206 is an analogue of TRAIL inducer ONC201. ONC206 is a selective antagonist of the D2-like dopamine receptors (DRD2/3/4) at nanomolar concentrations. ONC206 has broad-spectrum anti-tumor activity.
  • HY-B1371
    Spiperone
    		Antagonist 99.00%
    Spiperone is a potent dopamine D2, serotonin 5-HT1A, and serotonin 5-HT2A antagonist. Spiperone is a widely used pharmacological tool. Spiperone has the potential for the research of neurology diseases.
  • HY-N0925
    Tetrahydroberberine
    		Antagonist 98.61%
    Tetrahydroberberine is a different kind of living thing that can be extended and divided into parts. Tetrahydroberberine is a kind of effective D2 receptor antagonistic force. Tetrahydroberberine has the ability to strengthen the stomach and relieve the pressure on the stomach.
  • HY-B1693
    Levomepromazine
    		Antagonist 99.98%
    Levomepromazine (Methotrimeprazine) is an orally available neuroleptic agent, which is commonly used to relieve nausea and vomiting in palliative care settings. Levomepromazine has antagonist actions at multiple neurotransmitter receptor sites, including dopaminergic, cholinergic, serotonin and histamine receptors.
  • HY-B1240
    Droperidol
    		Antagonist 99.90%
    Droperidol is a butyrophenone-type Dopamine-2 receptor antagonist.
  • HY-B1613A
    Clebopride malate
    		Antagonist 99.72%
    Clebopride malate is a dopamine antagonist drug with antiemetic and prokinetic properties used to treat functional gastrointestinal disorders.
  • HY-19654
    GSK598809
    		Antagonist 99.74%
    GSK598809 is a potent and selective dopamine D3 Receptor (DRD3) antagonist, with a pKi of 8.9.
  • HY-116941
    A-381393
    		Antagonist 99.90%
    A-381393 is a potent, selective, brain penetrate dopamine D4 receptor antagonist, with Kis of 1.5, 1.9 and 1.6 nM for human dopamine D4.4, D4.2, and D4.7 receptor, respectively, >2700-fold selectivity over D1, D2, D3 and D5 dopamine receptors. A-381393 shows moderate affinity for 5-HT2A (Ki, 370 nM).
  • HY-B1059
    Levosulpiride
    		Antagonist 99.88%
    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-19489S
    (±)-Levomepromazine-d6
    		Antagonist 99.23%
    (±)-Levomepromazine-d6 is the deuterium labeled Methotrimeprazine, which is a D3 dopamine and Histamine H1 receptor antagonist.
  • HY-B1470
    Azaperone
    		Antagonist 99.68%
    Azaperone (R-1929) acts as a dopamine antagonist but also has some antihistaminic and anticholinergic properties. Azaperone is a pyridinylpiperazine and butyrophenone neuroleptic agent with antiemetic effects, which is used mainly as a tranquilizer in veterinary medicine.
  • HY-42849A
    Sultopride hydrochloride
    		Antagonist 99.92%
    Sultopride hydrochloride (LIN-1418 hydrochloride) is a selective antagonist of dopamine D2 receptor.
  • HY-109150A
    Mesdopetam hemitartrate
    		Antagonist 99.90%
    Mesdopetam (IRL790) hemitartrate is a dopamine D3 receptor antagonist (Ki=90 nM; IC50=9.8 μM for human recombinant D3 receptor) with psychomotor stabilizing properties. Mesdopetam hemitartrate is used for the research of motor and psychiatric complications in Parkinson disease.
  • HY-B0031S1
    Quetiapine-d4 hemifumarate
    		Antagonist 99.69%
    Quetiapine-d4 (hemifumarate) is the deuterium labeled Quetiapine hemifumarate. Quetiapine hemifumarate is a 5-HT receptors agonist and a dopamine receptor antagonist. Antidepressant and anxiolytic effects[1].
  • HY-129946
    Dopamine D2 receptor antagonist-1
    		Antagonist 99.06%
    Dopamine D2 receptor antagonist-1 is a negative allosteric modulator (NAM) of the dopamine D2 receptor (D2R) with sub-mM affinity.
  • HY-B0031R
    Quetiapine hemifumarate (Standard)
    		Antagonist 99.87%
    Quetiapine (hemifumarate) (Standard) is the analytical standard of Quetiapine (hemifumarate). This product is intended for research and analytical applications. Quetiapine hemifumarate is a 5-HT receptors agonist with a pEC50 of 4.77 for human 5-HT1A receptor. Quetiapine hemifumarate is a dopamine receptor antagonist with a pIC50 of 6.33 for human D2 receptor. Quetiapine hemifumarate has moderate to high affinity for the human D2, HT1A, 5-HT2A, 5-HT2C receptor with pKis of 7.25, 5.74, 7.54, 5.55. Antidepressant and anxiolytic effects.
  • HY-103405
    NGD94-1
    		Antagonist 99.73%
    NGD94-1 is a specific dopamine D4 receptor antagonist. NGD94-1 can effectively reverse Phencyclidine-induced cognitive impairment in marmosets. NGD94-1 can be used in the study of psychiatric diseases.
  • HY-B1164
    Bromopride
    		Antagonist 99.87%
    Bromopride is a dopamine antagonist with prokinetic properties, widely used as an antiemetic.
  • HY-111066A
    JNJ-37822681 dihydrochloride
    		Antagonist 99.41%
    JNJ-37822681 dihydrochloride is a potent, specific, centrally active, fast-dissociating dopamine D2 receptor antagonist with a moderate binding affinity for the dopamine D2L receptor (Ki =158 nM), which has potential for the treatment of schizophrenia and bipolar disorder.