618385-01-6CCOC(=O)N[C@@H]1CC[C@@H]2[C@@H](C1)C[C@H]1C(=O)O[C@H](C)[C@H]1[C@H]2/C=C/c1ccc(-c2cccc(F)c2)cn1ZBGXUVOIWDMMJE-QHNZEKIYSA-NVorapaxar is a carbamate ester that is the ethyl ester of [(1R,3aR,4aR,6R,8aR,9S,9aS)-9-{(E)-2-[5-(3-fluorophenyl)pyridin-2-yl]ethynyl}-1-methyl-3-oxododecahydronaphtho[2,3-c]furan-6-yl]carbamic acid. A protease-activated receptor-1 antagonist used (as its sulfate salt) for the reduction of thrombotic cardiovascular events in patients with a history of myocardial infarction (MI) or with peripheral arterial disease. It has been shown to reduce the rate of a combined endpoint of cardiovascular death, MI, stroke and urgent coronary revascularisation. It has a role as a cardiovascular drug, a platelet aggregation inhibitor and a protease-activated receptor-1 antagonist. It is a carbamate ester, a lactone, a member of pyridines, an organofluorine compound and a naphthofuran. It is a conjugate base of a vorapaxar(1+).
Pharmaceuticals -> Listed in ZINC15
Pharmaceuticals -> Blood and blood forming organs -> Antithrombotic agents
Warning
H371 (66.7%): May cause damage to organs [Warning Specific target organ toxicity, single exposure]
P260, P264, P270, P273, P308+P316, P319, P391, P405, and P501 (click each P-code to see the statement)
Aggregated GHS information provided per 3 reports by companies from 3 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
Vorapaxar is associated with a low rate of serum enzyme elevations during therapy that was similar to the rate that occurred with placebo or comparator therapies. In a large controlled trial in over 10,000 patients monitored over a 2 year period, ALT elevations above 5 times the upper limit of normal occurred in 1% of vorapaxar vs 1.4% of placebo patients. In pooled analyses of laboratory studies from more than 39,000 patients receiving vorapaxar or placebo, GGT was the only liver test that was abnormal in a higher proportion of patients receiving vorapaxar (3.8%) than placebo (3.3%), and there were no reports of liver related serious adverse events or clinically apparent liver injury. Thus, liver injury from vorapaxar must be rare, if it occurs at all.
B - Blood and blood forming organs
QB - Blood and blood forming organs
Vorapaxar inhibits platelet aggregation through the reversible antagonism of protease-activated receptor 1 (PAR-1), also known as thrombin receptor. PARs are a family of G-protein coupled receptors highly expressed on platelets and activated by serine protease activity of thrombin to mediate thrombotic response. By blocking PAR-1 activating, vorapaxar inhibits thrombin-induced platelet aggregation and thrombin receptor agonist peptide (TRAP)-induced platelet aggregation. Vorapaxar does not inhibit platelet aggregation induced by other agonists such as adenosine diphosphate (ADP), collagen or a thromboxane mimetic.
ZCE93644N2
VORAPAXAR
Established Pharmacologic Class [EPC] - Protease-activated Receptor-1 Antagonist
Mechanisms of Action [MoA] - Protease-activated Receptor-1 Antagonists
Vorapaxar is a Protease-activated Receptor-1 Antagonist. The mechanism of action of vorapaxar is as a Protease-activated Receptor-1 Antagonist.
Drugs or agents which antagonize or impair any mechanism leading to blood platelet aggregation, whether during the phases of activation and shape change or following the dense-granule release reaction and stimulation of the prostaglandin-thromboxane system.
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618385-01-6DTXSID201009336CHEMBL493982CHEBI:82702After oral administration, vorapaxar is rapidly absorbed and peak concentrations occur at a median tmax of 1 hour under faster conditions. Vorapaxar may be taken with or without food as ingestion with a high-fat meal did not result in meaningful changes in AUC. The mean absolute bioavailability is 100%.
Vorapaxar is primarily eliminated as its metabolite M19 through the feces (91.5%), and partially eliminated in the urine (8.5%).
424 L
BeschreibungVorapaxar is an orally bioavailable competitive antagonist of the proteinase-activated receptor (PAR1; Ki = 8.1 nM), also known as the thrombin receptor. It is selective for PAR1 over other PARs, as well as a number of GPCRs, ion channels, and receptors. It inhibits platelet aggregation induced by thrombin and haTRAP (IC50s = 47 and 25 nM, respectively). Vorapaxar (0.1 mg/kg, i.v.) completely inhibits platelet aggregation in cynomolgus monkeys ex vivo. Formulations containing vorapaxar are used in the prevention of thrombotic cardiovascular events.
DefinitionChEBI: A carbamate ester that is the ethyl ester of [(1R,3aR,4aR,6R,8aR,9S,9aS)-9-{(E)-2-[5-(3-fluorophenyl)pyridin-2-yl]ethyny }-1-methyl-3-oxododecahydronaphtho[2,3-c]furan-6-yl]carbamic acid. A protease-activated receptor-1 antagonist used (as its sulfate salt) for the reduction of thrombotic cardiovascular events in patients with a history of myocardial infarction MI) or with peripheral arterial disease. It has been shown to reduce the rate of a combined endpoint of cardiovascular death, MI, stroke and urgent coronary revascularisation.