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5-HT1A receptor antagonist
Alprenolol (hydrochloride) is a non-selective beta blocker as well as 5-HT1A receptor antagonist. -
S1P antagonist
Fingolimod is a sphingosine 1-phosphate (S1P) antagonist with IC50 of 0.033 nM in K562 and NK cells. Fingolimod also is a pak1 activator, a immunosuppressant. -
Serotonergic receptor antagonist
(Z)-Thiothixene is an antagonist of serotonergic receptor extracted from patent US 20150141345 A1. -
histamine H1-receptor antagonist
Diazoline is a histamine H1-receptor antagonist. -
histamine H1 antagonist
Chlorcyclizine hydrochloride is a histamine H1 antagonist. -
β-adrenergic receptor antagonist
Metipranolol (hydrochloride) is a non-selective β-adrenergic receptor (β-AR) antagonist. Formulations containing metipranolol have been used in the treatment of elevated IOP in patients with ocular hypertension or glaucoma. -
Dopamine D2 antagonist
Metoclopramide hydrochloride hydrate is a dopamine D2 antagonist that is used as an antiemetic. -
thromboxane A2 (TXA2) receptor (TP receptor) antagonist
Seratrodast is a thromboxane A2 (TXA2) receptor (TP receptor) antagonist used primarily in the treatment of asthma. -
CCK antagonist
Proglumide is a drug that exerts an inhibitory effect on gastric secretion and reduces gastrointestinal motility. IProglumide is a known cholecystokinin (CCK) antagonist. -
Histamine H1 antagonist
Mequitazine is a potent histamine H1 antagonist or antihistamine. It competes with histamine for the normal H1-receptor sites on effector cells of the gastrointestinal tract, blood vessels and respiratory tract. -
5-HT receptor /dopamine receptors antagonist
Metergoline is a psychoactive drug of the ergoline chemical class which acts as a ligand for various serotonin and dopamine receptors. -
β-adrenergic receptor antagonist
Levobunolol Hydrochloride is a non-cardioselective adrenergic beta-receptor antagonist with anti-glaucoma activity. -
dopamine D2 receptor antagonist
Haloperidol hydrochloride is a potent dopamine D2 receptor antagonist, widely used as an antipsychotic. -
α2 adrenoceptor antagonist
Piperoxan hydrochloride is an α2 adrenoceptor antagonist. -
CRTH2 antagonist
ACT-129968 is a potent and selective CRTH2 antagonist. -
prostaglandin EP4 receptor antagonist
Grapiprant is a novel, potent and selective prostaglandin EP4 receptor antagonist with antihyperalgesic properties. -
Opioid antagonist
Naloxegol is a peripherally-selective opioid antagonist for the treatment of opioid-induced constipation. -
CysLT1 receptor antagonist
MK-571 is a selective, orally active CysLT1 receptor antagonist. It blocks the binding of LTD4, but not LTC4, to human and guinea pig lung membranes with Ki values of 0.22 nM and 2.1 nM, respectively. -
CCK-2 receptor antagonist
Nastorazepide is a selective, orally available, 1,5-benzodiazepine-derivative gastrin/cholecystokinin 2 (CCK-2) receptor antagonist with potential antineoplastic activity. -
serotonin/histamine2 antagonist
Cyproheptadine hydrochloride sesquihydrate is an antihistamine and is an antagonist of serotonin and histamine2. -
dopamine (D2) receptor antagonist
Prochlorperazine is a dopamine (D2) receptor antagonist that belongs to the phenothiazine class of antipsychotic agents. -
α1D Adrenoceptor Antagonist
TAK-259 is a Novel, Selective, and Orally Active α1D Adrenoceptor Antagonist (α1D, Ki = 1.1 nM) with Anti-urinary Frequency Effects and Reducing Human Ether-a-go-go-Related Gene (hERG) Liabilities. -
V1b receptor antagonist
Vasopressin antagonist, Orally available and selective V1b receptor antagonist (IC50 value 3 nM for hV1b inhibition, exhibiting >1000-fold selectivity over hV1a, hV2, and hOT). -
β-adrenergic receptors antagonist
Acebutolol is a β-adrenergic receptors antagonist used in the treatment of hypertension, angina pectoris and cardiac arrhythmias. -
H1 histamine receptor antagonist
Alcaftadine is a high affinity ligand for the H1 receptor, with a pKi (8.5) that is comparable with that of other H1 antihistamines. Alcaftadine is also an antagonist for H2 and H4 receptors with no affinity for the H3 receptor. -
Dopamine receptor antagonist
Alizapride HCl is a dopamine receptor antagonist used for the theropy of nausea and vomiting. -
5-HT3 receptor antagonist
Azasetron HCl is a selective 5-HT3 receptor antagonist with IC50 of 0.33 nM used in the management of nausea and vomiting induced by cancer chemotherapy. -
angiotensin II receptor type 1 antagonist
Azilsartan medoxomil is an orally administered angiotensin II receptor type 1 antagonist with IC50 of 0.62 nM, which used in the treatment of adults with essential hypertension. -
Histamine H1 receptor antagonist
Cyclizine 2HCl is a piperazine derivative with Histamine H1 receptor antagonist activity. -
nonpeptide vasopressin V2 receptor antagonist
Mozavaptan (OPC31260) is a orally effective, nonpeptide vasopressin V2 receptor antagonist with an IC50 of 14 nM. -
LPA1 antagonist
ONO-7300243 is a novel, potent lysophosphatidic acid receptor 1 (LPA1) antagonist with IC50 of 0.16 μM. -
orexin OX1 receptor antagonist
SB-334867 free base is a selective non-peptide orexin OX1 receptor antagonist with a pKb value of 7.2. -
H1-receptor antagonist
Tripelennamine hydrochloride, a H1-receptor antagonist, is a psychoactive drug and member of the pyridine andethylenediamine classes that is used as an antipruritic and first-generation antihistamine. -
5-HT (serotonin)/dopamine receptor antagonist
Ziprasidone Hcl(CP-88059 Hcl) is a combined 5-HT (serotonin) and dopamine receptor antagonist which exhibits potent effects of antipsychotic activity. -
GPR55 antagonist
CID16020046 is a selective GPR55 antagonist, inhibiting GPR55 constitutive activity with IC50 of 0.15 μM in yeast. It demonstrates weak activity against a broad spectrum of other GPCRs, ion channels, kinases, and nuclear receptor. -
A2 receptor antagonist
Alloxazine is an A2 receptor antagonist, which is approximately 10-fold more selective for the A2B receptor than for the A2A receptor. -
A2AR antagonist
AZD-4635 (HTL1071) is an oral A2AR antagonist that binds to human A2AR with a Ki of 1.7 nM and with > 30-fold selectivity over other adenosine receptors. -
A1 adenosine receptors antagonist
Proxyphylline is a derivative of theophylline which is used as a bronchodilator and for its cardiovascular properties. It selectively antagonizes A1 adenosine receptors (Ki = 82 nM for bovine brain) versus A2 adenosine receptors (Ki = 850 μM for platelets). -
Adenosine receptor antagonist
Theophylline-7-acetic acid (Acefylline), acting as an adenosine receptor antagonist, is a stimulant drug of the xanthine chemical class.

