Evidence map›Paper›PMID 34467593›Full record

Trial reportJournal of viral hepatitis2021

Farnesoid X receptor agonist for the treatment of chronic hepatitis B: A safety study.

Robin Erken, Patrice Andre, Elise Roy, Neeltje Kootstra, Noelie Barzic, Hugo Girma, Christian Laveille, Pauline Radreau-Pierini, Raphael Darteil, Jacky Vonderscher and 4 more

Registry-linked trialAbstract readClinical Trial, Phase IRandomized Controlled Trial
In one paragraph

Trial report in Journal of viral hepatitis, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT06691412 (Obeticholic Acid Among Chronic HBV Patients with Hepatic Steatosis), which is not on this map. Cited by 26 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
26citing papers in PubMed, 1 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

NCT06691412 phase3not yet recruitingnot on this mapstarted 2024, after this paper: background citation

Obeticholic Acid Among Chronic HBV Patients with Hepatic Steatosis : Clinical and Portal Doppler Outcomes

TypeinterventionalSponsorAssiut UniversityRan2024 to 2026Enrolled100ConditionsHepatitis B Virus, SteatosisArmsObeticholic Acid 5 mg
3 · Its place in the literature

Who cites it

26 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Entecavir for children and adults with chronic hepatitis B.The Cochrane database of systematic reviews · 2025
    Pooled it
  2. Trial
  3. Review
  4. Short-chain Fatty Acids and Bile Acids Signaling in Chronic Hepatitis B.Journal of clinical and translational hepatology · 2026
    Review
  5. Review
  6. Review
  7. Review
  8. Review
  9. Article
  10. Review
  11. Review
  12. Review
  13. Review
  14. Review
  15. Investigational RNA Interference Agents for Hepatitis B.BioDrugs : clinical immunotherapeutics, biopharmaceuticals and gene therapy · 2025
    Review
  16. Article
  17. Review
  18. Review
  19. Review
  20. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

14 authors.

Robin ErkenDepartment of Gastroenterology and Hepatology, Amsterdam UMC, University of Amsterdam, Duivendrecht, The Netherlands.ORCID 0000-0003-1067-0502
Patrice AndreInserm U1111, CNRS UMR5308, Université Lyon 1, and Ecole Normale Supérieure de Lyon, Lyon, France.ORCID 0000-0002-5834-7395
Elise RoyEnyo Pharma SA, Lyon, France.
Neeltje KootstraAmsterdam UMC, University of Amsterdam, Department of Experimental Immunology, Amsterdam Infection & Immunity Institute, University of Amsterdam, Amsterdam, Netherlands.ORCID 0000-0001-9429-7754
Noelie BarzicEnyo Pharma SA, Lyon, France.
Hugo GirmaEnyo Pharma SA, Lyon, France.
Christian LaveilleCalvagone, Liergues, France.
Pauline Radreau-PieriniEnyo Pharma SA, Lyon, France.
Raphael DarteilEnyo Pharma SA, Lyon, France.
Jacky VonderscherEnyo Pharma SA, Lyon, France.ORCID 0000-0003-4963-5632
Pietro ScalfaroEnyo Pharma SA, Lyon, France.ORCID 0000-0003-4908-8608
Pisit TangkijvanichCenter of Excellence in Hepatitis and Liver Cancer, Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand.ORCID 0000-0002-2926-8671
Robert FlisiakKlinika Chorób Zakaźnych I Hepatologii UMB, Uniwersytecki Szpital Kliniczny w Białymstoku, Białystok, Poland.ORCID 0000-0003-3394-1635
Henk ReesinkDepartment of Gastroenterology and Hepatology, Leiden University Medical Center, Leiden, The Netherlands.ORCID 0000-0002-6199-9247

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

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 log

Indexed as

Hepatitis B, ChronicPharmaceutical PreparationsAntiviral AgentsDNA, ViralHepatitis B e AntigensHepatitis B Surface AntigensHepatitis B virusHumansAntiviral AgentsDNA, ViralHepatitis B e AntigensHepatitis B Surface AntigensPharmaceutical PreparationscccDNA transcriptionfarnesoid X receptorHBV therapyphase IbVonafexor

Identifiers

PMID34467593
PMCPMC9293351

What OpenQuestion holds

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Registered trials

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.