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A Study to Assess the Safety, Pharmacokinetics, and Efficacy of ABI-6250 in Participants With Chronic Hepatitis D Virus Infection

A Phase 2, Multicenter, Open Label, Parallel-Group Study of the Safety, Pharmacokinetics, and Efficacy of ABI-6250 in Participants With Chronic Hepatitis D Virus Infection

Status
Not yet recruiting
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT07762027
Enrollment
80
Registered
2026-08-13
Start date
2026-10-01
Completion date
2028-09-01
Last updated
2026-08-13

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Chronic Hepatitis D Infection

Brief summary

This study is designed to assess safety, pharmacokinetics, and efficacy ABI-6250 in participants with Chronic Hepatitis D Virus Infection.

Interventions

Once daily tablet dosing for 48 weeks starting at Day 1 visit

Sponsors

Assembly Biosciences
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to 70 Years
Healthy volunteers
No

Inclusion criteria

* Participant has a body mass index ≥18.0 and \<35.0 kg/m2 at Screening * Other than HBV and HDV infection, the participant is in good health (as determined by the Investigator) based on medical history, physical examination, vital signs, 12-lead electrocardiogram (ECG), and clinical laboratory results. * Participant agrees to comply with protocol-specified contraception requirements.

Exclusion criteria

* Participant has a current coinfection with acute hepatitis A virus (HAV), hepatitis C virus (HCV), or human immunodeficiency virus (HIV). * Participant has a history of any significant food or drug-related allergic reactions such as anaphylaxis, Stevens-Johnson syndrome, or urticaria. * Participant has been treated for HDV infection in the past 6 months prior to Day 1. * Participant took part in another clinical trial of a drug or device (other than for HDV infection) whereby the last study drug/device administration is within 30 days or 5 half-lives, whichever is longer, prior to Day 1.

Design outcomes

Primary

MeasureTime frame
Proportion of subjects with adverse events (AEs), premature treatment discontinuation and abnormal laboratory results.Through study completion, an average of 1.5 years.
Evaluating the change from baseline in HDV RNA & ALT levelsThrough study completion, an average of 1.5 years.

Secondary

MeasureTime frame
Proportion of subjects with adverse events (AEs), premature treatment discontinuation due to AEs and abnormal laboratory results.Through study completion, an average of 1.5 years.
Proportion of participants with undetectable HDV RNA or ≥2 log10 IU/mL reduction in HDV RNAThrough study completion, an average of 1.5 years.
In participants with abnormal baseline ALT, the proportion of participants with normal ALTThrough study completion, an average of 1.5 years.
Change from baseline in log10 HDV RNAThrough study completion, an average of 1.5 years.
In participants with abnormal baseline ALT, the change from baseline in ALTThrough study completion, an average of 1.5 years.
In participants with abnormal baseline ALT, proportion of participants with normal ALTThrough study completion, an average of 1.5 years.
To characterize the PK of ABI-6250 in plasma in participants with cHDVThrough study completion, an average of 1.5 years.

Countries

France, Georgia, Germany, Italy, Moldova, New Zealand, Pakistan, Romania, Spain, Ukraine, United Kingdom

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Aug 14, 2026