Vonafexor
(Synonyms: EYP001) 目录号 : GC39824Vonafexor (EYP001, PLX007) is a novel non-bile acid, selective, second generation farnesoid X receptor (FXR) agonist.
Cas No.:1192171-69-9
Sample solution is provided at 25 µL, 10mM.
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Vonafexor (EYP001, PLX007) is a novel non-bile acid, selective, second generation farnesoid X receptor (FXR) agonist.
[1] Dr. Pauline Radreau, et, al. enyopharma.com. 2019.
Cas No. | 1192171-69-9 | SDF | |
别名 | EYP001 | ||
Canonical SMILES | O=C(C1=CC2=C(Cl)C(N3CCN(S(=O)(C4=C(Cl)C=CC=C4Cl)=O)CC3)=CC=C2O1)O | ||
分子式 | C19H15Cl3N2O5S | 分子量 | 489.76 |
溶解度 | DMSO: 83.33 mg/mL (170.14 mM) | 储存条件 | Store at -20°C |
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1 mg | 5 mg | 10 mg | |
1 mM | 2.0418 mL | 10.2091 mL | 20.4182 mL |
5 mM | 0.4084 mL | 2.0418 mL | 4.0836 mL |
10 mM | 0.2042 mL | 1.0209 mL | 2.0418 mL |
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Hepatic and renal improvements with FXR agonist Vonafexor in individuals with suspected fibrotic NASH
J Hepatol 2023 Mar;78(3):479-492.PMID:36334688DOI:10.1016/j.jhep.2022.10.023.
Background & aims: The LIVIFY trial investigated the safety, tolerability, and efficacy of Vonafexor, a second-generation, non-bile acid farnesoid X receptor agonist in patients with suspected fibrotic non-alcoholic steatohepatitis (NASH). Methods: This double-blind phase IIa study was conducted in two parts. Patients were randomised (1:1:1:1) to receive placebo, Vonafexor 100 mg twice daily (VONA-100BID), Vonafexor 200 mg once daily (VONA-200QD), or 400 mg Vonafexor QD (VONA-400QD) in Part A (safety run-in, pharmacokinetics/pharmacodynamics) or placebo, Vonafexor 100 mg QD (VONA-100QD), or VONA-200QD (1:1:1) in Part B. The primary efficacy endpoint was a reduction in liver fat content (LFC) by MRI-proton density fat fraction, while secondary endpoints included reduced corrected T1 values and liver enzymes, from baseline to Week 12. Results: One hundred and twenty patients were randomised (Part A, n = 24; Part B, n = 96). In Part B, there was a significant reduction in least-square mean (SE) absolute change in LFC from baseline to Week 12 for VONA-100QD (-6.3% [0.9]) and VONA-200QD (-5.4% [0.9]), vs. placebo (-2.3% [0.9], p = 0.002 and 0.012, respectively). A >30% relative LFC reduction was achieved by 50.0% and 39.3% of patients in the VONA-100QD and VONA-200QD arms, respectively, but only in 12.5% in the placebo arm. Reductions in body weight, liver enzymes, and corrected T1 were also observed with Vonafexor. Creatinine-based glomerular filtration rate improved in the active arms but not the placebo arm. Mild to moderate generalised pruritus was reported in 6.3%, 9.7%, and 18.2% of participants in the placebo, VONA-100QD, and VONA-200QD arms, respectively. Conclusions: In patients with suspected fibrotic NASH, Vonafexor was safe and induced potent liver fat reduction, improvement in liver enzymes, weight loss, and a possible renal benefit. Clinical trial number (eudract): 2018-003119-22. Gov identifier: NCT03812029. Impact and implications: Non-alcoholic steatohepatitis (NASH) has become a leading cause of chronic liver disease worldwide. Affected patients are also at higher risk of developing chronic kidney disease. There are no approved therapies and only few options to treat this population. The phase IIa LIVIFY trial results show that single daily administration of oral Vonafexor, an FXR agonist, leads in the short term to a reduction in liver fat, liver enzymes, fibrosis biomarkers, body weight and abdominal circumference, and a possible improvement in kidney function, while possible mild moderate pruritus (a peripheral FXR class effect) and an LDL-cholesterol increase are manageable with lower doses and statins. These results support exploration in longer and larger trials, with the aim of addressing the unmet medical need in NASH.
Farnesoid X receptor agonist for the treatment of chronic hepatitis B: A safety study
J Viral Hepat 2021 Dec;28(12):1690-1698.PMID:34467593DOI:10.1111/jvh.13608.
The nuclear farnesoid X receptor (FXR) regulates bile acid homeostasis and is a drug target for metabolic liver diseases. FXR also plays an important role in hepatitis B virus (HBV) DNA transcription. In vitro and in mice, FXR agonist treatment leads to inhibition of viral replication and a decline in viral proteins, pregenomic RNA (pgRNA) and HBV DNA levels. We aimed to translate this to a clinical use by primarily evaluating the safety and secondary the anti-viral effect of Vonafexor, a FXR agonist, in chronic hepatitis B (CHB) patients. In total, 73 CHB patients were enrolled in a two-part Phase Ib double-blind, placebo-controlled trial. Patients were randomized to receive oral Vonafexor (100, 200 and 400 mg once daily, or 200 mg twice daily), placebo, or entecavir (Part A, n = 48) or to receive Vonafexor (300 mg once daily or 150 mg twice daily), or placebo, combined with pegylated-interferon-α2a (Part B, n = 25) for 29 days. Patients were followed up for 35 days. Enrolled CHB patients were mostly HBeAg-negative. Vonafexor was overall well tolerated and safe. The most frequent adverse events were moderate gastrointestinal events. Pruritus was more frequent with twice-daily compared with once-daily regimens (56%-67% vs. 16%, respectively, p < 0.05). Vonafexor monotherapy of 400 mg once daily decreased HBsAg concentrations (-0.1 log10 IU/mL, p < 0.05), and Vonafexor/pegylated-IFN-α2a combination therapy decreased HBcrAg and pgRNA. In conclusion, Vonafexor was safe with a decline in HBV markers observed in CHB patients suggesting a potential anti-viral effect the therapeutic potential of which has to be evaluated in larger trials.
Pharmacological characterization of second generation FXR agonists as effective EphA2 antagonists: A successful application of target hopping approach
Biochem Pharmacol 2023 Mar;209:115452.PMID:36792038DOI:10.1016/j.bcp.2023.115452.
It is well demonstrated the key role of Eph-ephrin system, specifically of EphA2 receptor, in supporting tumor growth, invasion, metastasis and neovascularization. We previously identified FXR agonists as eligible antagonists of Eph-ephrin system. Herein we characterize new commercially available FXR (Farnesoid X Receptor) agonists as potential Eph ligands including Cilofexor, Nidufexor, Tropifexor, Turofexorate isopropyl and Vonafexor. Our exploration based on molecular modelling investigations and binding assays shows that Cilofexor binds specifically and reversibly to EphA2 receptor with a Ki value in the low micromolar range. Furthermore, Cilofexor interferes with the phosphorylation of EphA2 and the cell retraction and rounding in PC3 prostate cancer cells, both events depending on EphA2 activation. In conclusion, we can confirm that target hopping can be a successful approach to discover new moiety of protein-protein inhibitors.