A Study to Investigate the Safety and Efficacy of Efimosfermin Alfa Compared With Placebo in Adult Participants With Alcohol-related Liver Disease (ALD) (ALLSTAR)
A Dose-finding, Double-blind, Randomized, Placebo-controlled Phase 2 Study to Evaluate the Efficacy and Safety of Treatment With Efimosfermin Alfa in Adult Participants With Alcohol-related Liver Disease (ALD)
This is a dose-ranging study to evaluate safety of efimosfermin alfa and to establish proof-of-concept that efimosfermin alfa therapy provides benefit in participants with ALD.
Studieoversigt
Status
Status
Betingelser
Betingelser
Intervention / Behandling
Intervention / Behandling
Undersøgelsestype
Undersøgelsestype
Tilmelding (Anslået)
Tilmelding
Fase
Fase
- Fase 2
Kontakter og lokationer
Studiekontakt
Studiekontakt
- Navn: US GSK Clinical Trials Call Center
- Telefonnummer: 877-379-3718
- E-mail: GSKClinicalSupportHD@gsk.com
Undersøgelse Kontakt Backup
- Navn: EU GSK Clinical Trials Call Center
- Telefonnummer: +44 (0) 20 89904466
- E-mail: GSKClinicalSupportHD@gsk.com
Studiesteder
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Buenos Aires, Argentina, 1061
- Rekruttering
- GSK Investigational Site
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Kontakt:
- US GSK Clinical Trials Call Center
- Telefonnummer: 877-379-3718
- E-mail: GSKClinicalSupportHD@gsk.com
-
Kontakt:
- EU GSK Clinical Trials Call Centre
- Telefonnummer: +44 (0) 20 8990 4466
- E-mail: GSKClinicalSupportHD@gsk.com
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Ledende efterforsker:
- Raul Adrover
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CABA, Argentina, C1056ABI
- Rekruttering
- GSK Investigational Site
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Kontakt:
- US GSK Clinical Trials Call Center
- Telefonnummer: 877-379-3718
- E-mail: GSKClinicalSupportHD@gsk.com
-
Kontakt:
- EU GSK Clinical Trials Call Centre
- Telefonnummer: +44 (0) 20 8990 4466
- E-mail: GSKClinicalSupportHD@gsk.com
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Ledende efterforsker:
- Maria Anders
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Ciudad AutOnoma de Buenos Aire, Argentina, 1118
- Rekruttering
- GSK Investigational Site
-
Kontakt:
- US GSK Clinical Trials Call Center
- Telefonnummer: 877-379-3718
- E-mail: GSKClinicalSupportHD@gsk.com
-
Kontakt:
- EU GSK Clinical Trials Call Centre
- Telefonnummer: +44 (0) 20 8990 4466
- E-mail: GSKClinicalSupportHD@gsk.com
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Ledende efterforsker:
- Nora Cejas
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Rosario, Argentina, S2002
- Rekruttering
- GSK Investigational Site
-
Kontakt:
- US GSK Clinical Trials Call Center
- Telefonnummer: 877-379-3718
- E-mail: GSKClinicalSupportHD@gsk.com
-
Kontakt:
- EU GSK Clinical Trials Call Centre
- Telefonnummer: +44 (0) 20 8990 4466
- E-mail: GSKClinicalSupportHD@gsk.com
-
Ledende efterforsker:
- Juan Favareto
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San Miguel de Tucumán, Argentina, T4000IHE
- Rekruttering
- GSK Investigational Site
-
Kontakt:
- US GSK Clinical Trials Call Center
- Telefonnummer: 877-379-3718
- E-mail: GSKClinicalSupportHD@gsk.com
-
Kontakt:
- EU GSK Clinical Trials Call Centre
- Telefonnummer: +44 (0) 20 8990 4466
- E-mail: GSKClinicalSupportHD@gsk.com
-
Ledende efterforsker:
- Maria Daniela Pérez
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Ontario
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Toronto, Ontario, Canada, M1S 4T7
- Rekruttering
- GSK Investigational Site
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Kontakt:
- US GSK Clinical Trials Call Center
- Telefonnummer: 877-379-3718
- E-mail: GSKClinicalSupportHD@gsk.com
-
Kontakt:
- EU GSK Clinical Trials Call Centre
- Telefonnummer: +44 (0) 20 8990 4466
- E-mail: GSKClinicalSupportHD@gsk.com
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Ledende efterforsker:
- Anshul Arora
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Arizona
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Chandler, Arizona, Forenede Stater, 85224-4711
- Rekruttering
- GSK Investigational Site
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Ledende efterforsker:
- Anita Kohli
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Kontakt:
- US GSK Clinical Trials Call Center
- Telefonnummer: 877-379-3718
- E-mail: GSKClinicalSupportHD@gsk.com
-
Kontakt:
- EU GSK Clinical Trials Call Centre
- Telefonnummer: +44 (0) 20 8990 4466
- E-mail: GSKClinicalSupportHD@gsk.com
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Florida
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Miami Lakes, Florida, Forenede Stater, 33016
- Rekruttering
- GSK Investigational Site
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Ledende efterforsker:
- William Sanchez
-
Kontakt:
- US GSK Clinical Trials Call Center
- Telefonnummer: 877-379-3718
- E-mail: GSKClinicalSupportHD@gsk.com
-
Kontakt:
- EU GSK Clinical Trials Call Centre
- Telefonnummer: +44 (0) 20 8990 4466
- E-mail: GSKClinicalSupportHD@gsk.com
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Kansas
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Topeka, Kansas, Forenede Stater, 66606
- Rekruttering
- GSK Investigational Site
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Ledende efterforsker:
- Shekhar Challa
-
Kontakt:
- US GSK Clinical Trials Call Center
- Telefonnummer: 877-379-3718
- E-mail: GSKClinicalSupportHD@gsk.com
-
Kontakt:
- EU GSK Clinical Trials Call Centre
- Telefonnummer: +44 (0) 20 8990 4466
- E-mail: GSKClinicalSupportHD@gsk.com
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Texas
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Fort Worth, Texas, Forenede Stater, 76104
- Rekruttering
- GSK Investigational Site
-
Kontakt:
- US GSK Clinical Trials Call Center
- Telefonnummer: 877-379-3718
- E-mail: GSKClinicalSupportHD@gsk.com
-
Kontakt:
- EU GSK Clinical Trials Call Centre
- Telefonnummer: +44 (0) 20 8990 4466
- E-mail: GSKClinicalSupportHD@gsk.com
-
Ledende efterforsker:
- Thomas Cotter
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San Antonio, Texas, Forenede Stater, 78215
- Rekruttering
- GSK Investigational Site
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Ledende efterforsker:
- Eric Lawitz
-
Kontakt:
- US GSK Clinical Trials Call Center
- Telefonnummer: 877-379-3718
- E-mail: GSKClinicalSupportHD@gsk.com
-
Kontakt:
- EU GSK Clinical Trials Call Centre
- Telefonnummer: +44 (0) 20 8990 4466
- E-mail: GSKClinicalSupportHD@gsk.com
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Pusan, Sydkorea, 49241
- Rekruttering
- GSK Investigational Site
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Ledende efterforsker:
- Jeong Heo
-
Kontakt:
- US GSK Clinical Trials Call Center
- Telefonnummer: 877-379-3718
- E-mail: GSKClinicalSupportHD@gsk.com
-
Kontakt:
- EU GSK Clinical Trials Call Centre
- Telefonnummer: +44 (0) 20 8990 4466
- E-mail: GSKClinicalSupportHD@gsk.com
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Seoul, Sydkorea, 05505
- Rekruttering
- GSK Investigational Site
-
Kontakt:
- US GSK Clinical Trials Call Center
- Telefonnummer: 877-379-3718
- E-mail: GSKClinicalSupportHD@gsk.com
-
Kontakt:
- EU GSK Clinical Trials Call Centre
- Telefonnummer: +44 (0) 20 8990 4466
- E-mail: GSKClinicalSupportHD@gsk.com
-
Ledende efterforsker:
- Won-Mook Choi
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Seoul, Sydkorea, 135-710
- Rekruttering
- GSK Investigational Site
-
Kontakt:
- US GSK Clinical Trials Call Center
- Telefonnummer: 877-379-3718
- E-mail: GSKClinicalSupportHD@gsk.com
-
Kontakt:
- EU GSK Clinical Trials Call Centre
- Telefonnummer: +44 (0) 20 8990 4466
- E-mail: GSKClinicalSupportHD@gsk.com
-
Ledende efterforsker:
- Dong Hyun Sinn
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Deltagelseskriterier
Berettigelseskriterier
Berettigelseskriterier
Aldre berettiget til at studere
Tager imod sunde frivillige
Køn, der er berettiget til at studere
Beskrivelse
Inclusion Criteria:
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Participant must be 18 to 75 years of age inclusive, at the time of Screening.
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Capable of giving signed informed consent prior to the performance of any study-specific procedures.
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Able and willing to comply with all study assessments and adhere to the protocol schedule of activities.
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History of heavy alcohol consumption for greater than 6 months at any time prior to Screening.
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A female participant is eligible to participate if they are not pregnant or breastfeeding, and one of the following conditions applies:
- Is a Participant of non-childbearing potential (PONCBP) OR
- Is a Participant of childbearing potential (POCBP) and using a contraceptive method that is highly effective, with a failure rate of less than (<)1 percentage (%), 30 days prior to and during the study intervention period and for at least 16 weeks after the last dose of study intervention.
Exclusion Criteria:
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Other primary causes of liver disease (e.g., viral hepatitis, primary biliary cholangitis, primary sclerosing cholangitis, autoimmune hepatitis, drug-induced hepatotoxicity, Wilson disease, hemochromatosis, alpha-1-antitryspin deficiency, etc.). Alcohol must be the primary cause of liver disease.
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Co-infection with Hepatitis B virus (HBV), Hepatitis C virus (HCV), or Human immunodeficiency virus (HIV) as indicated from the central lab
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History of diabetes mellitus (DM), either:
- Type 1 DM
- Type 2 DM with unstable glycemic control or with major complications.
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History of malignancy of any organ system (other than localized basal cell carcinoma of the skin or in situ cervical cancer), treated or untreated, within the 3 years prior to Screening 1, regardless of any evidence of local recurrence or metastasis.
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Current, or history of known hepatocellular carcinoma (HCC).
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Any major surgery within 3 months prior to Screening 1 or planned during the study
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Any surgical or medical condition that might jeopardize the individual's safety or compliance with study procedures in the opinion of the investigator.
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All organ transplant recipients, except for history of corneal transplants, or current listing or active consideration for liver transplant during the Screening period.
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Poorly controlled hypertension.
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Evidence of Wernicke-Korsakoff syndrome or alcohol-related dementia.
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Prior use of a Fibroblast growth factor 21 (FGF21) analogue, including efimosfermin, within the 6 months prior to Screening 1.
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Individuals with a history of resmetirom use within 3 months prior to Day 1 are to be excluded.
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Concomitant use of investigational drugs for Metabolic dysfunction-associated steatohepatitis (MASH) or ALD.
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Current or planned participation in any clinical trial of investigational therapies or medical devices.
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Exceeding pre-defined laboratory parameters for Triglycerides, Alanine Aminotransferase (ALT), Alkaline Phosphatase (ALP), International normalised ratio (INR), Albumin, Urine albumin-creatinine ratio (uACR) or Glycosylated Hemoglobin (HbA1c).
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History of drug abuse within the 12 months prior to Day 1 or evidence of such abuse as indicated by laboratory assays conducted at Screening.
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History of hypersensitivity (such as anaphylaxis or hepatotoxicity) to study intervention and/or its excipients, drugs of similar biological class, FGF21 protein analogs, Fc-fusion proteins, or other protein-based therapeutics.
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Overt hepatic encephalopathy (West Haven grade >=2).
Studieplan
Hvordan er undersøgelsen tilrettelagt?
Design detaljer
- Primært formål: Behandling
- Tildeling: N/A
- Interventionel model: Sekventiel tildeling
- Maskning: Firedobbelt
Antal våben
Våben og indgreb
Deltagergruppe / ArmDeltagergruppe / Arm |
Intervention / BehandlingIntervention / Behandling |
|---|---|
|
Placebo komparator: Placebo
Participants will receive placebo. |
Placebo will be administered. |
|
Eksperimentel: Efimosfermin alfa Dose Level 1
Participants will receive efimosfermin alfa dose level 1. |
Efimosfermin alfa will be administered. |
|
Eksperimentel: Efimosfermin alfa Dose Level 2
Participants will receive efimosfermin alfa dose level 2. |
Efimosfermin alfa will be administered. |
|
Eksperimentel: Efimosfermin alfa Dose Level 3
Participants will receive efimosfermin alfa dose level 3. |
Efimosfermin alfa will be administered. |
Hvad måler undersøgelsen?
Primære resultatmål
Primære resultatmål
Resultatmål |
Foranstaltningsbeskrivelse |
Tidsramme |
|---|---|---|
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Change from Baseline in vibration-controlled transient elastography-liver stiffness measurement (VCTE-LSM)
Tidsramme: Baseline (Day 1) and up to Week 60
|
VCTE-LSM is a non-invasive test that uses vibration-controlled transient elastography to measure the stiffness of the liver in kilopascals (kPa) |
Baseline (Day 1) and up to Week 60
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Change from Baseline in model for end-stage liver disease (MELD) score
Tidsramme: Baseline (Day 1) and up to Week 60
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MELD is a scoring system for assessing the severity of chronic liver disease. MELD scores range between 6 and 40, with 40 being the most severe. |
Baseline (Day 1) and up to Week 60
|
Sekundære resultatmål
Sekundære resultatmål
Resultatmål |
Foranstaltningsbeskrivelse |
Tidsramme |
|---|---|---|
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Change from Baseline in a blood test that helps predict the risk of disease progression in liver disease
Tidsramme: Baseline (Day 1) and up to Week 52
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Baseline (Day 1) and up to Week 52
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Trough Concentration at steady state (Ctrough,ss) following administration of efimosfermin alfa
Tidsramme: Up to Week 56
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Up to Week 56
|
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Area Under the concentration-time Curve from Time 0 (pre-dose) to the last quantifiable concentration (AUC[0-t]) of efimosfermin alfa in the subset of participants with optional intensive pharmacokinetics (PK) sampling
Tidsramme: Up to Week 4
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Up to Week 4
|
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Maximum observed drug concentration (Cmax) of efimosfermin alfa in the subset of participants with optional intensive PK sampling
Tidsramme: Up to Week 4
|
Up to Week 4
|
|
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Number of Participants with Anti-drug antibodies (ADA) against efimosfermin alfa
Tidsramme: Up to Week 56
|
Up to Week 56
|
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Number of participants with treatment-emergent adverse events (TEAEs) and TEAEs by severity
Tidsramme: Up to Week 60
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Up to Week 60
|
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Number of participants with TEAEs leading to discontinuation and TEAEs leading to discontinuation by severity
Tidsramme: Up to Week 60
|
Up to Week 60
|
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Number of participants with Grade 3 and Grade 4 laboratory abnormalities
Tidsramme: Up to Week 60
|
Up to Week 60
|
|
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Number of participants with clinically significant changes in Vital signs
Tidsramme: Up to Week 60
|
Up to Week 60
|
|
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Number of participants with clinically significant changes in 12-lead electrocardiogram (ECG) findings
Tidsramme: Up to Week 60
|
Up to Week 60
|
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Change from Baseline in serum aspartate aminotransferase (AST) (International units per liter)
Tidsramme: Baseline (Day 1) and up to Week 60
|
This is a measurement of the AST enzyme in the blood. |
Baseline (Day 1) and up to Week 60
|
Samarbejdspartnere og efterforskere
Sponsor
Sponsor
Efterforskere
Efterforskere
- Studieleder: GSK Clinical Trials, GlaxoSmithKline
Datoer for undersøgelser
Studer store datoer
Studiestart (Faktiske)
Studiestart
Primær færdiggørelse (Anslået)
Primær færdiggørelse
Studieafslutning (Anslået)
Studieafslutning
Datoer for studieregistrering
Først indsendt
Først indsendt
Først indsendt, der opfyldte QC-kriterier
Først indsendt, der opfyldte QC-kriterier
Først opslået (Faktiske)
Først opslået
Opdateringer af undersøgelsesjournaler
Sidste opdatering sendt (Faktiske)
Sidste opdatering sendt
Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier
Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier
Sidst verificeret
Sidst verificeret
Mere information
Begreber relateret til denne undersøgelse
Nøgleord
Yderligere relevante MeSH-vilkår
Andre undersøgelses-id-numre
Andre undersøgelses-id-numre
- 306837
- 2026-526391-23 (Anden identifikator: EU CT Number)
- 2026-526391-23 (Registry Identifier: CTIS (EU))
Plan for individuelle deltagerdata (IPD)
Planlægger du at dele individuelle deltagerdata (IPD)?
IPD-planbeskrivelse
Study Sponsor will assess requests from qualified researchers for anonymized individual patient-level data and related study documents. Data sharing is subject to certain criteria, conditions, and exceptions. For further information, refer to https://www.gsk-studyregister.com/gsk-patient-level-data-sharing-july2025.pdf
IPD-delingstidsramme
Anonymized IPD will be made available within 6 months of publication of primary, key secondary and safety results for studies in product with approved indication(s) or asset(s) with development terminated across all indications.
IPD-delingsadgangskriterier
Anonymized IPD is shared with researchers whose proposals are approved by an Independent Review Panel and after a Data Sharing Agreement is in place. Access is provided for an initial period of 12 months, but an extension may be granted, when justified, for up to 6 months.
IPD-deling Understøttende informationstype
- STUDY_PROTOCOL
- SAP
- ICF
- CSR
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