Clinical trial • Phase III • Endocrinology

BIO89-100 for Metabolic dysfunction-associated steatohepatitis (MASH) with fibrosis | Nonalcoholic steatohepatitis (NASH) with fibrosis

Phase III trial of BIO89-100 for Metabolic dysfunction-associated steatohepatitis (MASH) with fibrosis | Nonalcoholic steatohepatitis (NASH) with fibrosis.

Overview

Trial Therapeutic Area
Endocrinology
Trial Disease
Metabolic dysfunction-associated steatohepatitis (MASH) with fibrosis | Nonalcoholic steatohepatitis (NASH) with fibrosis
Trial Stage
Phase III
Drug Modality
Peptide/protein/enzyme

Key dates

Initial CTIS Submission Date
09-04-2024
First CTIS Authorization Date
29-07-2024

Trial design

Randomised, placebo (placebo for pegozafermin. combined integral administration device: pre-filled syringe). dose/schedule not specified in the provided record.-controlled, adaptive Phase III trial in Netherlands, France, Czechia and others.

Randomised
Yes
Comparator
Placebo (Placebo for pegozafermin. combined integral administration device: pre-filled syringe). Dose/schedule not specified in the provided record.
Adaptive
True, interim analysis planned: At interim analysis evaluate effect of pegozafermin compared to placebo on liver histology at 52 weeks relative to baseline biopsy; final analysis at study completion for clinical outcome composite endpoint. No dose escalation rules or stopping rules are specified in the provided record.
Target Sample Size
1090
Trial Duration For Participant
1080

Eligibility

Recruits 1090 The trial record flags isVulnerablePopulationSelected = true. Informed consent procedures are documented (multiple L1 SIS and ICF documents listed, including Main ICF, Pre-screening ICF, Pregnancy/Pregnant Partner ICF variants). Participants are adults (18-80) so consent is to be provided by the participant; specific ICFs for pregnancy and pregnant partners are available. No assent procedures for minors are provided in the record..

Pregnancy Exclusion
1_Males or non-pregnant females aged between 18 and 80 years (inclusive) at time of signing the informed consent form (ICF)
Vulnerable Population
The trial record flags isVulnerablePopulationSelected = true. Informed consent procedures are documented (multiple L1 SIS and ICF documents listed, including Main ICF, Pre-screening ICF, Pregnancy/Pregnant Partner ICF variants). Participants are adults (18-80) so consent is to be provided by the participant; specific ICFs for pregnancy and pregnant partners are available. No assent procedures for minors are provided in the record.

Inclusion criteria

  • {"criterion_text":"- 1_Males or non-pregnant females aged between 18 and 80 years (inclusive) at time of signing the informed consent form (ICF)"}
  • {"criterion_text":"- 2_Biopsy-confirmed MASH, either within 6 months of screening visit [with additional requirements] or obtained during screening period in: a_ Group A: Subjects with fibrosis stage F2 or F3 per NASH CRN System and NAS >=4, with a score of at least 1 in each of steatosis, ballooning degeneration, and lobular inflammation b_ Group B: Subjects who do not meet NAS criteria for Group A and have F3 fibrosis and a score of at least 1 in steatosis and at least 1 in lobular inflammation. This will include subjects with NAS <4 and/or a ballooning degradation score of 0."}
  • {"criterion_text":"- 3_Body mass index (BMI) at Screening ≥25.0 kg/m2 (≥23 kg/m2 for Asian countries)"}

Exclusion criteria

  • {"criterion_text":"- 1_Chronic liver diseases other than MASH/NASH"}
  • {"criterion_text":"- 2_Evidence of cirrhosis"}
  • {"criterion_text":"- 3_Have type 1 diabetes or poorly controlled type 2 diabetes"}
  • {"criterion_text":"- 4_Alanine aminotransferase (ALT) or aspartate aminotransferase (AST) >=250 U/L"}

Endpoints

Primary endpoints

  • {"endpoint_text":"- 1_Proportion of participants achieving the co-primary endpoints measured at 52 weeks of: _ Improvement in fibrosis by ≥1 stage without worsening of steatohepatitis -resolution of steatohepatitis without worsening of fibrosis","definition_or_measurement_approach":"Measured at 52 weeks relative to baseline biopsy by liver histology (baseline and Week 52 biopsy comparisons)."}

Secondary endpoints

  • {"endpoint_text":"- 1_Change From Baseline in Liver Fat as Assessed by Magnetic Resonance Imaging - Proton Density Fat Fraction (MRI-PDFF) at Week 52","definition_or_measurement_approach":"MRI-PDFF change from baseline at Week 52."}
  • {"endpoint_text":"- 2_Percent Change from Baseline in Alanine Aminotransferase (ALT) at Week 52 and Month 36","definition_or_measurement_approach":"Percent change from baseline in ALT measured at Week 52 and Month 36."}
  • {"endpoint_text":"- 3_Time to First Occurrence of Disease Progression as Measured by Composite of Protocol -Specified Clinical Events Up to Month 36","definition_or_measurement_approach":"Time-to-event analysis of protocol-specified composite clinical events up to Month 36."}
  • {"endpoint_text":"- 4_Absolute change from baseline in ELF score at 52 weeks","definition_or_measurement_approach":"Absolute change from baseline in ELF score at Week 52."}

Recruitment

Digital Remote Recruitment
True, digital/remote methods are planned including Social Media Kits, MoA video scripts/storyboards and online materials indicated in the K2 recruitment material (Social Media Kit, MoA video) documents.
Planned Sample Size
1090
Recruitment Window Months
25
Consent Approach
Informed consent is via participant-signed ICFs (Main ICF documents present). Age-specific approach: participants are adults (18-80) and provide their own consent; pre-screening ICFs are available. There are pregnancy- and pregnant-partner-specific ICF documents. ICFs and patient-facing materials are available in multiple languages (document titles show English, French, German, Italian, Polish, Bulgarian, Dutch, Spanish, Czech and country-specific versions).

Methods

  • Brochures and informational brochures (K2 recruitment material_Brochure) targeted to potential participants
  • Lay article summaries and information sheets (K2 Recruitment material_Lay Article Summary / Info Sheet) for patient-facing education
  • Social Media Kit (country-specific Social Media Kit documents) for digital outreach
  • MoA (mechanism of action) video scripts/storyboards and videos (K2 MoA Video Script / MoA Video Storyboard) for awareness
  • ABPM Handouts (ambulatory blood pressure monitoring handouts) as part of recruitment materials
  • Country-specific recruitment arrangements documents (K1_Recruitment arrangements) prepared for each Member State (e.g., NL, FR, CZ, ES, PL, IT, DE, AT, BG, BE) describing local recruitment approach and materials

Geography

Total Number Of Sites
84
Total Number Of Participants
1090

Netherlands

Earliest CTIS Part Ii Submission Date
01-07-2024
Latest Decision Or Authorization Date
16-04-2026
Processing Time Days
655
Number Of Sites
3
Number Of Participants
10

Sites

Site Name
Amsterdam UMC Stichting
Department Name
Internal Vascular Medicine
Contact Person Name
Onno Holleboom
Contact Person Email
ctis@amsterdamumc.nl
Site Name
Universitair Medisch Centrum Utrecht
Department Name
Hepatology
Contact Person Name
Joep de Bruijne
Contact Person Email
j.debruijne-7@umcutrecht.nl
Site Name
Erasmus Universitair Medisch Centrum Rotterdam (Erasmus MC)
Department Name
Gastroenterology & Hepatology
Contact Person Name
Willem Pieter Brouwer
Contact Person Email
w.p.brouwer@erasmusmc.nl

France

Earliest CTIS Part Ii Submission Date
10-07-2024
Latest Decision Or Authorization Date
11-05-2026
Processing Time Days
680
Number Of Sites
16
Number Of Participants
60

Sites

Site Name
Centre Hospitalier Universitaire De Lille
Department Name
Gastroenterology
Contact Person Name
Philippe Mathurin
Contact Person Email
philippe.mathurin@chu-lille.fr
Site Name
Centre Hospitalier Universitaire D'Angers
Department Name
Head of Hepato-Gastroenterology Department
Contact Person Name
Jérôme Boursier
Contact Person Email
jeboursier@chu-angers.fr
Site Name
Centre Hospitalier Universitaire De Nice
Department Name
Hepatology
Contact Person Name
Albert Tran
Contact Person Email
tran.a@chu-nice.fr
Site Name
Assistance Publique Hopitaux De Paris
Department Name
Gastro-enterology and hepatology
Contact Person Name
Rodolphe Sobesky
Contact Person Email
rodolphe.sobesky@aphp.fr
Site Name
Clinique Pasteur
Department Name
Gastro-enterology, Endoscopy and Hepatic Diseases
Contact Person Name
Maeva Guillaume
Site Name
Les Hopitaux Universitaires De Strasbourg
Department Name
Hepato-Gastroenterology
Contact Person Name
Lawrence Serfaty
Site Name
Centre Hospitalier Universitaire De Toulouse
Department Name
Hepatology
Contact Person Name
Christophe Bureau
Contact Person Email
bureau.c@chu-toulouse.fr
Site Name
Hospital La Croix Rousse Hcl
Department Name
Hepatology and Gastroenterology
Contact Person Name
Marianne Maynard-Muet
Site Name
Centre Hospitalier Lyon Sud
Department Name
Endocrinology, Diabetes, Nutrition Department
Contact Person Name
Cyrielle Caussy
Contact Person Email
Cyrielle.caussy@chu-lyon.fr
Site Name
Assistance Publique Hopitaux De Paris (Paris site)
Department Name
Hepatology
Contact Person Name
Lucia Parlati
Contact Person Email
lucia.parlati@aphp.fr
Site Name
Centre Hospitalier Et Universitaire De Limoges
Department Name
Hepato-Gastroenterology
Contact Person Name
Rémi Collin
Contact Person Email
remi.collin@chu-limoges.fr
Site Name
Centre De Recherche Clinique Portes Du Sud
Department Name
Hepatology and Gastroenterology
Contact Person Name
Lionel Wander
Contact Person Email
l.wander@lesportesdusud.net
Site Name
Assistance Publique Hopitaux De Paris (Hopital site)
Department Name
Hepato-Gastroenterology
Contact Person Name
Vlad Ratziu
Contact Person Email
vlad.ratziu@inserm.fr
Site Name
Hopital Beaujon
Department Name
Hepatology
Contact Person Name
Laurent Castera
Contact Person Email
laurent.castera@aphp.fr
Site Name
Centre Hospitalier Universitaire De Nantes
Department Name
Hepato-Gastro-Enterology
Contact Person Name
Marion Khaldi
Contact Person Email
marion.khaldi@chu-nantes.fr
Site Name
Centre Hospitalier Universitaire De Bordeaux
Department Name
Hepato Gastroenterology and Digestive oncology
Contact Person Name
Juliette Foucher

Czechia

Earliest CTIS Part Ii Submission Date
12-08-2025
Latest Decision Or Authorization Date
16-04-2026
Processing Time Days
247
Number Of Sites
3
Number Of Participants
5

Sites

Site Name
Research Site s.r.o.
Contact Person Name
Václav Hejda
Contact Person Email
hejdav@researchsite.cz
Site Name
Fakultni Nemocnice Ostrava
Department Name
Oddělení gastroenterologie, hepatologie a pankreatologie
Contact Person Name
Adam Vašura
Contact Person Email
adam.vasura@fno.cz
Site Name
Fakultni Nemocnice Brno
Department Name
IGEK
Contact Person Name
Jan Šlapák
Contact Person Email
slapak.jan@fnbrno.cz

Spain

Earliest CTIS Part Ii Submission Date
02-07-2024
Latest Decision Or Authorization Date
20-04-2026
Processing Time Days
657
Number Of Sites
16
Number Of Participants
45

Poland

Earliest CTIS Part Ii Submission Date
17-07-2024
Latest Decision Or Authorization Date
21-04-2026
Processing Time Days
643
Number Of Sites
10
Number Of Participants
35

Italy

Earliest CTIS Part Ii Submission Date
10-07-2024
Latest Decision Or Authorization Date
11-05-2026
Processing Time Days
680
Number Of Sites
13
Number Of Participants
35

Germany

Earliest CTIS Part Ii Submission Date
03-07-2024
Latest Decision Or Authorization Date
06-05-2026
Processing Time Days
672
Number Of Sites
6
Number Of Participants
20

Austria

Earliest CTIS Part Ii Submission Date
16-09-2025
Latest Decision Or Authorization Date
24-04-2026
Processing Time Days
220
Number Of Sites
5
Number Of Participants
10

Bulgaria

Earliest CTIS Part Ii Submission Date
01-07-2024
Latest Decision Or Authorization Date
21-04-2026
Processing Time Days
659
Number Of Sites
5
Number Of Participants
15

Belgium

Earliest CTIS Part Ii Submission Date
01-07-2024
Latest Decision Or Authorization Date
08-05-2026
Processing Time Days
676
Number Of Sites
7
Number Of Participants
25

Sponsor

Primary sponsor

Full Name
89bio Inc.
Organisation Type
Pharmaceutical company
Country Of Registered Address
United States

Contract research organisations

Name
Medpace Finland Oy
Responsibilities
Multiple sponsor duties including operational activities (codes listed: 1,11,12,13,15 (ECG, imaging),2,4,5,8,9)
Name
Clinchoice Limited
Responsibilities
Sponsor duties codes 10,6 (as listed in record)
Name
Altasciences Compagnie Inc.
Responsibilities
Sponsor duty code 4

Third parties

  • {"country":"United States","full_name":"Medassessment Inc.","duties_or_roles":"[{\"code\":\"8\"}]","organisation_type":"Pharmaceutical company"}
  • {"country":"United States","full_name":"Yprime LLC","duties_or_roles":"[{\"code\":\"14\"},{\"code\":\"3\"}]","organisation_type":"Non-Pharmaceutical company"}
  • {"country":"United States","full_name":"Fisher Clinical Services Inc.","duties_or_roles":"[{\"code\":\"14\"}]","organisation_type":"Pharmaceutical company"}
  • {"country":"Sweden","full_name":"Antaros Medical AB","duties_or_roles":"[{\"code\":\"15\",\"value\":\"MRI central reading\"}]","organisation_type":"Pharmaceutical company"}
  • {"country":"Canada","full_name":"Altasciences Compagnie Inc.","duties_or_roles":"[{\"code\":\"4\"}]","organisation_type":"Pharmaceutical company"}
  • {"country":"Canada","full_name":"CIRION Biopharma Research Inc.","duties_or_roles":"[{\"code\":\"4\"}]","organisation_type":"Pharmaceutical company"}
  • {"country":"United Kingdom","full_name":"Clinchoice Limited","duties_or_roles":"[{\"code\":\"10\"},{\"code\":\"6\"}]","organisation_type":"Pharmaceutical company"}
  • {"country":"Finland","full_name":"Medpace Finland Oy","duties_or_roles":"[{\"code\":\"1\"},{\"code\":\"11\"},{\"code\":\"12\"},{\"code\":\"13\"},{\"code\":\"15\",\"value\":\"ECG, imaging\"},{\"code\":\"2\"},{\"code\":\"4\"},{\"code\":\"5\"},{\"code\":\"8\"},{\"code\":\"9\"}]","organisation_type":"Pharmaceutical company"}

Investigational products

Investigational Product Name
Pegozafermin
Active Substance
BIO89-100
Modality
Peptide/protein/enzyme
Routes Of Administration
SUBCUTANEOUS USE
Route
Subcutaneous
Maximum Dose
Max daily dose 44 mg; max total dose 4320 mg
Investigational Product Name
Placebo for pegozafermin. combined integral administration device: pre-filled syringe - please refer to the IMPD pegozafermin section 3.2.p.7 container closure system for detailed description.
Modality
Other

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