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New hope for hepatitis b patients with normal ALT: TMF drug trial underway

NCT ID NCT05797714

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now
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 This study
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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 27, 2026 · Last updated Jun 27, 2026

Summary

This study tests a drug called Tenofovir Amibufenamide (TMF) in 200 adults with chronic hepatitis B who have normal liver enzyme levels (ALT). The goal is to see if TMF can lower the virus to undetectable levels and possibly clear the hepatitis B surface antigen. Participants are randomly assigned to receive TMF or no treatment, and results are measured after 48 weeks.

What this could mean

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

Active substance
Tenofovir Amibufenamide (TMF)
What this could lead to
If successful, this could offer a treatment option for hepatitis B patients with normal liver enzymes, potentially suppressing the virus and even clearing the surface antigen.
What could go wrong
This is an early-stage trial with no phase designation and only 200 participants. The drug may not work better than no treatment, and long-term safety is not yet established.

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.

Phase

Not a phased trial

Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.

Participants

About 200 people

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

Started

Jun 2022

Expected to finish

Apr 2028

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.

Ages

18 to 65 years

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: 1. Must have the ability to understand and sign a written informed consent form, which must be obtained prior to initiation of study screening. 2. Male and non-pregnant, non-lactating females, from 18 up to 65 years of age (based on the date of the screening visit). A negative serum pregnancy test at screening is required for female subjects of childbearing potential. 3. Documented evidence of chronic HBV infection (e.g. HBsAg positive for more than 6 months). 4. Normal alanine aminotransferase: serum HBV DNA \>20 IU/mL and serum ALT level ≤ULN (40 IU/L) during screening. 5. Treatment-naive subjects will be eligible for enrollment. 6. Must be willing and able to comply with all study requirements. Exclusion Criteria: 1. Pregnant women, women who are breastfeeding or who believe they may wish to become pregnant during the course of the study. 2. Males and females of reproductive potential who are unwilling to use an "effective", protocol specified method(s) of contraception during the study. 3. Co-infection with HCV virus, HIV, HEV or HDV or combined with autoimmune liver disease, metabolism-related fatty liver disease, drug-induced liver injury; 4. Evidence of hepatocellular carcinoma (e.g. as evidenced by recent imaging). 5. Any history of, or current evidence of, clinical hepatic decompensation (e.g. ascites encephalopathy or variceal hemorrhage) or liver stiffness over 9kpa measured by TE. 6. Abnormal hematological and biochemical parameters, including: Hemoglobin \< 10 g/dl Absolute neutrophil count \< 0.75 × 10\^9/L Platelets ≤ 50 × 10\^9/L AST \> 10 × ULN Total Bilirubin \> 2.5 × ULN Albumin \< 3.0 g/dL INR \> 1.5 × ULN (unless stable on anticoagulant regimen) eGFR\<50mL/min 7. Received solid organ or bone marrow transplant. 8. Malignancy within the 5 years prior to screening, with the exception of specific cancers that are cured by surgical resection (basal cell skin cancer, etc). 9. Currently receiving therapy with immunomodulators (e.g. corticosteroids), investigational agents, nephrotoxic agents, or agents capable of modifying renal excretion. 10. Complicated with uncontrollable cardiovascular and cerebrovascular diseases. 11. Subjects on prohibited concomitant medications. Subjects on prohibited medications, otherwise eligible, will need a wash out period of at least 30 days,Known hypersensitivity to study drugs, metabolites, or formulation excipients. 12. Current alcohol or substance abuse judged by the investigator to potentially interfere with participant compliance. 13. Any other clinical condition or prior therapy that, in the opinion of the Investigator, would make the subject unsuitable for the study or unable to comply with dosing requirements.

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Conditions

The condition(s) this trial relates to.

As listed by the trial registrant

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

Contacts and locations

Locations

  • Beijing You'An Hospital, Capital Medical University

    Beijing, China

  • Fuyang Second People's Hospital

    Fuyang, China

  • Jiangsu Province Hospital

    Nanjin, China

  • LiShui People's Hospital of Zhejiang Province

    Lishui, China

  • People's Hospital of Dongyang City

    Dongyang, China

  • Ruijin Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai, China.

    Shanghai, China

  • Shanghai East Hospital

    Shanghai, China

  • The Fifth People's Hospital of Suzhou

    Suzhou, China

  • The Fifth People's Hospital of Wuxi

    Wuxi, China

  • The First Affiliated Hospital of Nanchang University

    Nanchang, China

  • The First People's Hospital of Xiaoshan District, Hangzhou, Zhejiang Province

    Hangzhou, China

  • The Second Xiangya Hospital, Central South University

    Changsha, Hunan, China

More trials for these conditions

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