Ireland
--:--IST
Recruiting Phase 3

A Phase III Study to Evaluate the Efficacy and Safety of Libevitug in Participants With Chronic HDV Infection (D-clear Study)

NCT07499544 · tracked via the Priya Life Science USA tracker
Phase
Phase 3
Started
2026-04-22
Last updated
2026-08-24

Condition(s) studied

Chronic Hepatitis D Infection

Investigational drug(s) / intervention(s)

Libevitug 20 mg/kgLibevitug 10 mg/kgDelayed treatment with libevitug

Libevitug 20 mg/kg: Route of administration: intravenous infusion

Libevitug 10 mg/kg: Route of administration: intravenous infusion

Delayed treatment with libevitug: Route of administration: intravenous infusion

Study summary

This is an international, multicenter, randomized, controlled, open-label Phase III trial. It will evaluate the efficacy and safety of libevitug in participants with chronic HDV infection.

Eligibility

Sex
ALL
Min age
12 Years
Max age
70 Years
Healthy volunteers
No
Inclusion Criteria: * Willing to sign written informed consent; * Chronic HDV history with at least 6 months; * HDV RNA ≥500 IU/mL at screening; * ALT \>1ULN and \<10×ULN; * Able to communicate well and comply with protocol. Exclusion Criteria: * Concomitant decompensated cirrhosis; * Previous or current HCC or suspicion for HCC; * Participants with history of alcoholic liver disease, nonalcoholic steatohepatitis or other clinically significant chronic liver diseases not caused by HDV/HBV; * Participants with active hepatitis C infection, or HIV infection; * Alcohol abuse or drug addiction within 1 year; * Participants have participated in other clinical trial within 1 month; * Pregnant, lactating women.

Primary outcome measure(s)

  • Proportion of participants with HDV RNA below LLOQ with TND or a decrease of ≥ 2 log10 from baseline, and ALT normalization at Week 48 of the treatment period — Week 48
    Proportion of participants with HDV RNA below Lower Limit of Quantification (LLOQ) with target not detected (TND) or a decrease of ≥ 2 log10 from baseline, and ALT normalization at Week 48 of the treatment period

Trial sites (7)

FacilityCityRegionStatus
Site 201 Garden Grove California Recruiting
Site 101 Changchun Jilin Recruiting
Site 104 Kashgar Xinjiang Uygur Autonomous Region Recruiting
Site 103 Ürümqi Xinjiang Uygur Autonomous Region Recruiting
Site 303 Rawalpindi Punjab Province Recruiting
Site 301 Karachi Sindh Recruiting
Site 302 Karachi Sindh Recruiting
Official registry record

This page summarises publicly available registry data for informational purposes — not medical advice. Eligibility is determined by each study team; patients should discuss participation with their clinician.

View NCT07499544 on ClinicalTrials.gov ↗ ← All trials in the USA