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Completed Phase 1Phase 2 Interventional Results available

A Multiple Ascending Dose Study of Pegozafermin in Participants With Biopsy Confirmed Nonalcoholic Steatohepatitis (NASH) or Nonalcoholic Fatty Liver Disease (NAFLD) and at High Risk of NASH

ClinicalTrials.gov ID: NCT04048135

Public ClinicalTrials.gov record NCT04048135. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Oct 17, 2026, 9:06 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

A Randomized, Double-Blind, Placebo-Controlled, Multiple Ascending Dose Study to Evaluate the Safety, Tolerability and Pharmacokinetic Properties of BIO89-100 Administered Subcutaneously in Subjects With Nonalcoholic Steatohepatitis (NASH) or With Nonalcoholic Fatty Liver Disease (NAFLD) and at High Risk of NASH

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

Part 1: This is a multi-center evaluation of pegozafermin (administered weekly or every other week) in a randomized, double-blind, placebo-controlled study administered for 12 weeks in participants with NASH and NAFLD at high risk of NASH, including a pre-defined number of participants with biopsy confirmed NASH and fibrosis stages F1-F3 to be enrolled. Part 2: This is a multi-center, open label evaluation of pegozafermin at 27 mg administered weekly for 20 weeks in participants with biopsy-proven NASH (NAS ≥4, fibrosis stage F2 or F3).

Study identification

NCT ID
NCT04048135
Recruitment status
Completed
Study type
Interventional
Phase
Phase 1, Phase 2
Lead sponsor
89bio, Inc.
Industry
Enrollment
101 participants

Conditions and interventions

Conditions

Interventions

Drug · Other

Eligibility (public fields only)

Age range
21 Years to 75 Years
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Jul 29, 2019 (Actual)
Primary completion
Aug 28, 2020 (Actual)
Completion
Jan 19, 2022 (Actual)
Last update posted
Apr 2, 2024

2019 – 2022

United States locations

U.S. sites
25
U.S. states
11
U.S. cities
24
Facility City State ZIP Site status
89bio Clinical Study Site Madison Alabama 35758 —
89bio Clinical Study Site Chandler Arizona 85224 —
89bio Clinical Study Site Tucson Arizona 85712 —
89bio Clinical Study Site Chula Vista California 91911 —
89bio Clinical Study Site Huntington Beach California 92647 —
89bio Clinical Study Site Montclair California 91763 —
89bio Clinical Study Site Miami Florida 33014-3616 —
89bio Clinical Study Site Miami Lakes Florida 33014 —
89bio Clinical Study Site Ocala Florida 34471 —
89bio Clinical Study Site Sarasota Florida 34240 —
89bio Clinical Study Site Lake Charles Louisiana 70601 —
89bio Clinical Study Site Berlin New Jersey 08009 —
89bio Clinical Study Site Florham Park New Jersey 07932 —
89bio Clinical Study Site East Syracuse New York 13057 —
89bio Clinical Study Site Concord North Carolina 28027 —
89bio Clinical Study Site Raleigh North Carolina 27612 —
89bio Clinical Study Site Greenwood South Carolina 29646 —
89bio Clinical Study Site Summerville South Carolina 29485 —
89bio Clinical Study Site Hermitage Tennessee 37076 —
89bio Clinical Study Site Austin Texas 78757 —
89bio Clinical Study Site Edinburg Texas 78539 —
89bio Clinical Study Site Houston Texas 77058 —
89bio Clinical Study Site San Antonio Texas 78215 —
89bio Clinical Study Site San Antonio Texas 78229 —
89bio Clinical Study Site Wichita Falls Texas 76301 —

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 1 non-U.S. site.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT04048135, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Apr 2, 2024 · Synced Oct 17, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT04048135 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →