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RecruitingNCT06397859SAVE-DUpdated Nov 6, 2026

Effectiveness and Clinical Outcomes of Long-term Bulevirtide Monotherapy in Patients With HDV-related Compensated Cirrhosis

An observational study in Hepatitis D, sponsored by Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico. Recruiting at 1 site in Italy. Open to participants aged 18 Years and older. Per ClinicalTrials.gov, last updated 2026-11-06.

Sponsored by Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico · Observational

From the registry’s dates

  • Started May 2024; still recruiting 2 years 6 months later.
Updated Nov 6, 2026Study completion moved1 site added+1 moreGo to Updates ↓
Study type
Observational
Model
Cohort
Time perspective
Other
Enrollment
266
Ages
18 Years and older
Sex
All
01

Study summary

Retrospective and prospective, pharmacological, multicentre, non-profit observational study.

Consecutive patients with HDV-related compensated cirrhosis starting Bulevirtide 2 mg/day from September 2019 to December 2025 will be enrolled in the study.

Aim of this study is to investigate virological and clinical effectiveness of Bulevirtide 2 mg/day in patients with HDV-related compensated cirrhosis in the real-life setting.

Primary endpoint of the study is the rate of virological response, defined as at least 2 Log decline or undetectable HDV RNA compared to baseline, at week 96 of treatment.

02

Conditions studied

  • Hepatitis D

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03

In context

Hepatitis D

63 studies on the registry are indexed under Hepatitis D; 21 are open to participants now.

This study's planned enrollment of 266 is below the median of 326 across 29 observational studies indexed under Hepatitis D.

Browse Hepatitis D studies →

Lead sponsor

Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico is the lead sponsor of 233 studies on the registry; 77 are open to participants now.

Counted across the registry records on this site, refreshed daily.

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Who can participate

Ages eligible
18 Years and older
Sexes eligible
All
Accepts healthy volunteers
No
Sampling method
Non-probability sample

Study population

The study will enrol patients with chronic HDV infection (defined by HDV RNA positivity for at least 6 months) who started or will start BLV 2 mg/day during the study period at the S.C. Gastroenterology and Hepatology (Fondazione IRCCS Ca' Granda Ospedale Maggiore Policlinico) and at participating centers, and who meet the inclusion criteria and do not present any of the exclusion criteria. The decision to treat patients with BLV is determined based on the clinical judgment of the treating physicians prior to study enrolment.

Go through the criteria one by one — yes, no or not sure — and take the list to your doctor or the study team. Kept in this browser only.

Inclusion criteria

  • Age≥18 years
  • HDV-related compensated cirrhosis defined by positivity of HDV RNA for at least 6 months and clinical or laboratory or histological diagnosis of cirrhosis
  • Started treatment with BLV monotherapy between September 1st 2019 and 2025

Exclusion criteria

Exclusion Criteria:

  • Chronic hepatitis without any evidence of cirrhosis
  • Decompensated cirrhosis
  • PegIFN alpha therapy
05

Study design

Observational model
Cohort
Time perspective
Other
Enrollment
266 participants (estimated)
Patient registry
No

Groups and cohorts

  • Hepatis Delta

    Bulevirtide (BLV) at a dose of 2 mg/day subcutaneously

    Drug: Bulevirtide

Interventions

  • dose of 2 mg/day subcutaneously

    Also known as: Hepcludex

06

What researchers measure

Primary outcomes

  1. Investigate the virological response rate to BLV

    Percentage of patients with \>2 Log decline in HDV-RNA (IU/mL)

    Time frame: Week 96

  2. Investigate the virological response rate to BLV

    Percentage of patients with undetectable HDV-RNA (IU/mL)

    Time frame: Week 96

Secondary outcomes

  1. Evaluation of the proportion of patients with virological response, defined as a >2 Log decline in HDV-RNA (IU/mL) or undetectable HDV-RNA (IU/mL) along with normalization of ALT (combined response)

    Percentage of patients with \>2 Log decrease in HDV-RNA along with normalization of ALT (combined response)

    Time frame: Week 96

  2. Evaluation of the percentage of patients with normal ALT

    Percentage of patients with normal ALT

    Time frame: Week 96

  3. Evaluation of the percentage of patients with <1 Log decrease in HDV-RNA

    Percentage of patients with \< 1 log decline HDV RNA levels

    Time frame: Week 96

  4. Evaluation of the percentage of patients with clinical response, i.e., the percentage of patients who remain free of liver complications, such as HCC or decompensation, at week 96 of treatment.

    Percentage of patients who remain free of liver complications (de novo HCC or onset of decompensation) at week 96;

    Time frame: Week 96

  5. Evaluation of the correlation between baseline or on-treatment biochemical/clinical variables and virological response

    Baseline and on-treatment biochemical and clinical variables predicting virological response to BLV

    Time frame: Week 96

  6. Evaluation of virological and clinical responses from year 2 (week 96) to year 5 only (only if data of this patients is available)

    Percentage of patients with virological, biochemical and clinical responses from year 2 (week 96) to year 5

    Time frame: Year 5

  7. Evaluation of bile acids levels over time and correlation of bile levels with virological response rates

    Correlation between bile acids levels and virological response over time

    Time frame: Week 96

07

Study locations

1 of 1 sites recruiting
08

Updates

1 registry update since Sep 25, 2026
Sites
1 site added, 1 site removed
Show site
  • Foundation IRCCS Ca' Granda Ospedale Maggiore Policlinico, Division of Gastroenterology and Hepatology, Milan, Italy. · Milan, Italy
Show 1 removed
  • Foundation IRCCS Ca' Granda Ospedale Maggiore Policlinico, Division of Gastroenterology and Hepatology, Milan, Italy. · Milano, Italy
Nov 6, 2026
Study completion
Aug 31, 2026→Aug 31, 2028
Nov 6, 2026
Show all 1 update
  1. Nov 6, 2026
    1 site added, 1 site removed
    Show site
    • Foundation IRCCS Ca' Granda Ospedale Maggiore Policlinico, Division of Gastroenterology and Hepatology, Milan, Italy. · Milan, Italy
    Show 1 removed
    • Foundation IRCCS Ca' Granda Ospedale Maggiore Policlinico, Division of Gastroenterology and Hepatology, Milan, Italy. · Milano, Italy
    Study completion Aug 31, 2026→Aug 31, 2028
    + 2 other changes: verification date and index terms

From the registry record's own update history. This site started tracking changes on Sep 25, 2026; for anything earlier, see the record history on ClinicalTrials.gov ↗

09

Registry details

Key details

Study ID
NCT06397859
Responsible party
Sponsor
First posted
May 3, 2024
Start date
May 6, 2024
Primary completion
Jun 30, 2026
Completion
Aug 31, 2028 (estimated)
Last update
Nov 6, 2026

Oversight

Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
View the source record on ClinicalTrials.gov ↗

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