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Study on the Safety and Effects of AZD4831 for Adults with Non-Cirrhotic Non-Alcoholic Steatohepatitis (NASH) with Fibrosis

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What is this trial about?

A plain-language summary of the goals, design and what participants do

This clinical trial is focused on studying Non-Alcoholic Steatohepatitis (NASH), a liver disease that can progress from a condition known as Non-Alcoholic Fatty Liver Disease (NAFLD). NASH is characterized by liver inflammation and damage due to fat buildup, and it can lead to more severe liver issues like cirrhosis or liver cancer. The study will evaluate a treatment called AZD4831, which is administered as a film-coated tablet. Participants will either receive AZD4831 or a placebo, which is a substance with no active medication.

The purpose of the study is to assess the safety and tolerability of AZD4831 in adults with NASH who do not have cirrhosis but do have liver fibrosis, which is a type of scarring. The study will also look at how the body processes the drug. Participants will be randomly assigned to receive either AZD4831 or a placebo, and neither the participants nor the researchers will know who is receiving which treatment. The study will last for about 12 weeks, during which time participants will have regular check-ups to monitor their health and the effects of the treatment.

Throughout the study, participants will have their liver function and other health markers checked to see how they change over time. The main focus will be on changes in liver enzymes, which are indicators of liver health. The study aims to provide valuable information on the potential benefits and safety of AZD4831 for people with NASH, which could lead to new treatment options for this condition in the future.

The research process

The trial runs in 5 steps – from screening to follow-up. Each step says what happens and what the team monitors.

  1. Step 1

    Initial visit

    Upon joining the study, you will attend an initial visit. During this visit, you will undergo a series of assessments to confirm your eligibility for the trial. These assessments may include a review of your medical history, a physical examination, and laboratory tests.

    You will be asked to provide informed consent, which means you agree to participate in the study after understanding all the details and potential risks involved.

  2. Step 2

    Randomization

    Once eligibility is confirmed, you will be randomly assigned to one of two groups. One group will receive the study medication, AZD4831, and the other group will receive a placebo, which looks like the medication but does not contain the active ingredient.

    This process is double-blind, meaning neither you nor the study team will know which group you are in, to ensure unbiased results.

  3. Step 3

    Medication administration

    If you are assigned to the group receiving AZD4831, you will take the medication in the form of a film-coated tablet. The dosage and frequency will be determined by the study protocol, and you will be instructed on how to take the medication correctly.

    The duration of the medication administration is planned for 12 weeks. You will be required to take the medication as directed and report any side effects or issues to the study team.

  4. Step 4

    Follow-up visits

    Throughout the study, you will attend regular follow-up visits. These visits are scheduled to monitor your health and the effects of the medication. They may include physical exams, blood tests, and other assessments.

    The study team will track changes in specific health markers, such as liver enzyme levels, to evaluate the safety and effectiveness of the treatment.

  5. Step 5

    End of study

    At the end of the 12-week period, you will have a final visit. During this visit, the study team will conduct a comprehensive assessment to gather final data on your health status.

    You will be informed about the next steps, including any follow-up care or additional studies you may be eligible for.

Who can join the trial?

9 criteria

  • Participant must be between 18 and 75 years old at the time of signing the consent form.
  • Participants must have a confirmed diagnosis of Non-Alcoholic Steatohepatitis (NASH) through a liver biopsy done within the last 12 months. If no previous biopsy is available, participants should be willing to undergo a liver biopsy during the screening process.
  • If the participant has Type 2 Diabetes Mellitus (T2DM), their Hemoglobin A1c level must be 9.5% or lower. Hemoglobin A1c is a blood test that shows average blood sugar levels over the past 2 to 3 months.
  • Participants must have at least one elevated serum ALT measurement. ALT is a liver enzyme, and elevated levels can indicate liver damage.
  • Participants can have diabetes or not. If they are taking certain diabetes medications like GLP-1 receptor agonists, SGLT2 inhibitors, or pioglitazone, the medication must be stable for at least 6 months before joining the study.
  • Participants must have a stable weight for at least 3 months before joining the study. Stable weight means no more than a 5% change in body weight.
  • Both males and females can participate. Female participants must not be pregnant or breastfeeding. Women of childbearing potential must agree to use an acceptable method of birth control during the study and for at least 4 weeks after the last dose of the study medication.
  • Participants must be able to give signed informed consent, which means they understand the study and agree to follow its requirements.
  • Participants must provide signed consent for optional genetic research, which involves collecting samples for genetic studies.

Who cannot join the trial?

10 criteria

  • Patients with a history of **alcohol abuse** cannot participate. This means if you have had problems with drinking too much alcohol in the past, you may not be eligible.
  • Patients with **other liver diseases** besides NASH are excluded. If you have liver problems that are not related to NASH, you cannot join the study.
  • Patients with **uncontrolled diabetes** are not allowed. This means if your blood sugar levels are not well-managed, you may not be eligible.
  • Patients with **severe heart problems** cannot participate. If you have serious heart conditions, you are not eligible for the study.
  • Patients who are **pregnant or breastfeeding** are excluded. If you are expecting a baby or nursing, you cannot join the study.
  • Patients with **active cancer** are not allowed. If you currently have cancer, you cannot participate in the study.
  • Patients who have had a **liver transplant** are excluded. If you have received a new liver, you cannot join the study.
  • Patients with **severe kidney problems** cannot participate. If your kidneys are not working well, you are not eligible for the study.
  • Patients who are **taking certain medications** that affect the liver are excluded. If you are on drugs that impact liver function, you cannot join the study.
  • Patients with **uncontrolled high blood pressure** are not allowed. If your blood pressure is not well-managed, you may not be eligible.
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Investigated drugs

AZD4831 is a medication being studied for its potential to help people with a liver condition called non-cirrhotic non-alcoholic steatohepatitis (NASH) with fibrosis. This condition involves the buildup of fat in the liver, which can lead to liver damage over time. The medication is being tested to see if it is safe and well-tolerated by patients, and to understand how it affects the body. The goal is to see if it can help reduce liver damage and improve liver health in people with this condition.

What is already known about the treatment

AZD4831 – AZD4831 is administered orally and is currently being studied in clinical trials for its safety and effectiveness in treating non-cirrhotic non-alcoholic steatohepatitis (NASH) with fibrosis. NASH is a liver condition that can lead to serious liver damage and is often linked to obesity and diabetes. AZD4831 works by targeting specific molecules in the liver to reduce inflammation and fat accumulation, which are key factors in NASH. It is classified as a pharmacological agent aimed at addressing liver inflammation and fibrosis.

Investigated diseases

Non-Alcoholic Steatohepatitis (NASH) – Non-Alcoholic Steatohepatitis is a progressive liver disease that is a more severe form of Non-Alcoholic Fatty Liver Disease (NAFLD). It is characterized by the accumulation of fat in the liver, along with inflammation and damage to liver cells. Unlike simple fatty liver, NASH involves liver cell injury and inflammation due to the buildup of harmful fat byproducts. This condition is often linked to metabolic issues such as obesity, type 2 diabetes, and abnormal cholesterol levels. NASH can lead to the development of liver fibrosis, where scar tissue forms in the liver. Over time, this fibrosis can progress, potentially leading to more severe liver damage.
Trial detailsLast updated 7 Oct 2026
Age18+ yearsPhasePhase IITrial ID2022-500594-13-00Protocol codeD6581C00001Estimated enrolment94 patientsSponsorAstraZeneca AB

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