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New rapid test could transform hepatitis b and d management

NCT ID NCT06372990

Knowledge-focused Sponsor: Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now This study
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 2 times

Summary

This observational study aims to develop a rapid T-cell test to help manage patients with chronic hepatitis B (HBV) and hepatitis B/D (HBV/HDV) co-infection. Researchers will analyze immune responses in 300 adult patients to understand how T-cells react to the viruses. The goal is to create a tool that can guide treatment decisions and improve disease monitoring.

What this could mean

Our plain-language read of the trial. This is informational only, not medical advice or a prediction.

What this could lead to
If successful, this could lead to a simple blood test that helps doctors better manage chronic hepatitis B and D infections.
What could go wrong
This is an early observational study, not a treatment trial. The test may not prove useful in guiding patient care or may not work as expected in larger populations.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Study facts

What this study's own registry entry says, in plain language.

Participants

About 300 people

The number the study aims to enrol. It can still change while the study runs.

Started

Apr 2024

Expected to finish

Sep 2026

An estimate. End dates often move.

Lead sponsor

Other sponsor

The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Who is studied

The study will enrol patients with chronic HBV infection (defined by HBsAg antigen positivity for at least 6 months) with or without HBV-HDV co-infection (defined by HDV RNA positivity for at least 6 months) who meet the inclusion criteria and do not present any exclusion criteria.

Ages

18 years and older

Sex

Anyone

Healthy volunteers

Not accepted

This study is not open to healthy volunteers. The entry requirements below say who it is open to.

Show the full entry requirements

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: * 18 years of age or older * ability to understand and sign the informed consent * chronic HBV infection or HBV-HDV co-infection defined by positivity of HBsAg antigen (HBV) and HDV RNA (HBV-HDV co-infection) for at least 6 months Exclusion Criteria: * Co-infection with other hepatotropic viruses (HCV, HIV) * Treatment with immunosuppressive/immunomodulatory drugs * Other congenital and/or acquired immunodeficiency conditions

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Conditions

The condition(s) this trial relates to.

hepatitis B virus infection hepatitis D virus infection

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

HBV HBV/HDV

How to take part

Only the study team decides who joins. These are the ways to reach them.

  1. The places running it

    1 site. The list below names each one and where it is.

  2. The official record

    ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.

    Open the record ↗

  3. A doctor treating you

    A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.

Contacts and locations

Locations

  • Foundation IRCCS Ca' Granda Ospedale Maggiore Policlinico, Division of Gastroenterology and Hepatology, Milan, Italy.

    RECRUITING

    Milan, MI, 20122, Italy

More trials for these conditions

Other studies related to the condition(s) this trial covers.