Status:

RECRUITING

A Study to Evaluate Tobevibart+Elebsiran Versus Bulevirtide in Chronic HDV Infection

Lead Sponsor:

Vir Biotechnology, Inc.

Conditions:

Viral Hepatitis

Eligibility:

All Genders

18-70 years

Phase:

PHASE2

Brief Summary

A Study to Evaluate Tobevibart+Elebsiran versus Bulevirtide in Chronic HDV Infection

Eligibility Criteria

Inclusion

  • Male or female ages 18 to 70 years at screening
  • Positive HDV antibody or positive HDV RNA PCR result for at least 6 months prior to screening and HDV RNA ≥ 500 IU/mL at screening
  • Noncirrhotic or compensated cirrhotic liver disease at screening
  • On NRTI therapy against HBV for at least 12 weeks prior to day 1 or have HBV DNA \< 20 IU/ml at screening, currently on locally approved NRTI therapy

Exclusion

  • Serum ALT ≥ 5 × ULN
  • Any clinically significant chronic or acute medical or psychiatric condition that makes the participant unsuitable for participation.
  • History of significant liver disease from non-HBV or non-HDV etiology
  • History of allergic reactions, hypersensitivity, or intolerance to study drug, its metabolites, or excipients.
  • History of anaphylaxis
  • History of immune complex disease
  • History of autoimmune disorder
  • Current therapy or therapy within 24 weeks of screening with an immunomodulatory agent, immune checkpoint inhibitors, immunosuppressants, cytotoxic or chemotherapeutic agent, or chronic systemic corticosteroids.
  • Any previous treatment with Bulivertide

Key Trial Info

Start Date :

August 5 2025

Trial Type :

INTERVENTIONAL

Allocation :

ESTIMATED

End Date :

April 1 2031

Estimated Enrollment :

100 Patients enrolled

Trial Details

Trial ID

NCT07142811

Start Date

August 5 2025

End Date

April 1 2031

Last Update

November 12 2025

Active Locations (31)

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Page 1 of 8 (31 locations)

1

Investigative Site

Brussels, Belgium, 1020

2

Investigative Site

Brussels, Belgium, 1070

3

Investigative Site

Edegem, Belgium, 2650

4

Investigative Site

Sofia, Bulgaria, 1407

A Study to Evaluate Tobevibart+Elebsiran Versus Bulevirtide in Chronic HDV Infection | DecenTrialz