Assessing Debio 4126 for treating acromegaly in patients on somatostatin analogs
Official title: A Phase 3 Randomized 3-arm Trial (Double-blind Debio 4126, Placebo Control, and Open-label Debio 4126), to Assess the Efficacy and Safety of Debio 4126, a 12-week Octreotide Formulation, in Patients With Acromegaly Previously Treated With Somatostatin Analogs
Run by Debiopharm International SA · NCT06930625 · Data updated 2026-11-12
This study is testing if a new treatment called Debio 4126 can help people with acromegaly who are already on somatostatin analogs keep their IGF-1 levels in check better than a placebo.
Quick facts
| Phase | Phase 3 |
|---|---|
| Study type | Interventional |
| Ages | 18 Years and up |
| Sex | All |
| Enrollment | 119 (estimated) |
| Sponsor | Debiopharm International SA Industry-sponsored |
| Locations | 74 sites (Los Angeles, California and 73 other locations) |
| Status | Recruiting |
| Started | November 26, 2025 |
| Main results expected | June 2028 |
| Study ends | March 2029 |
| Registry record updated | October 23, 2026 |
| Trial ID | NCT06930625 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Ideal candidates are adults aged 18 and older who have been on stable doses of octreotide or lanreotide for at least 6 months and have controlled IGF-1 levels.
✕Probably not a fit
Patients with recent pituitary surgery, uncontrolled diabetes, or those who have received certain other treatments for acromegaly may not benefit from this study.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This study evaluates the efficacy and safety of Debio 4126 in maintaining insulin-like growth factor 1 (IGF-1) levels in patients with acromegaly who have been treated with somatostatin analogs. Participants will be randomly assigned to receive either Debio 4126 or a placebo in a double-blind manner over a 36-week period. The primary outcome is to determine if Debio 4126 can effectively keep IGF-1 levels at or below the upper limit of normal compared to placebo. The study aims to provide insights into a new treatment option for patients with acromegaly.
Why it matters
Potential benefit: If successful, this treatment could provide a more effective management option for patients with acromegaly, potentially improving their quality of life.
How similar studies have gone: Other studies have shown promise in treating acromegaly with similar approaches, but the specific efficacy of Debio 4126 is being evaluated for the first time.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion criteria 1. Patients ≥18 years of age 2. Patients who are receiving octreotide or lanreotide monotherapy for acromegaly for at least 6 months, at a stable dose for the last 12 weeks. 3. IGF-1 at screening ≤1x ULN 4. Acromegaly diagnosis, defined as per protocol 5. Adequate bone marrow, hepatic and renal function 6. To enter Period 2 (Arms A and B): IGF-1 ≤1x ULN at Week 34, or up to Week 48 when treated with rescue medication 7. Other protocol-defined criteria apply Exclusion criteria 1. Compression of optic chiasm causing visual defects 2. Symptomatic cholelithiasis or bile duct dilatation 3. Planned cholecystectomy during the trial duration 4. Acute or chronic pancreatitis 5. Pituitary radiotherapy 6. Uncontrolled hypothyroidism 7. Uncontrolled diabetes 8. Pituitary surgery within 6 months before screening or planned on trial 9. Treatment with pasireotide within 6 months prior to screening, pegvisomant or dopamine agonists within 3 months prior to screening 10. Recent or ongoing cardiovascular or thromboembolic diseases including heart failure, myocardial infarction, stroke, certain arrythmias, pulmonary embolism 11. Other protocol-defined criteria apply
Where it's running
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Cedars Sinai Medical Center
Los Angeles, California, United States Recruiting -
Northwestern University
Chicago, Illinois, United States Recruiting -
Harvard Medical School
Boston, Massachusetts, United States Recruiting -
Washington University-School of Medicine
St Louis, Missouri, United States Recruiting -
Palm Research Center Inc
Las Vegas, Nevada, United States Recruiting -
NYU Grossman School of Medicine
New York, New York, United States Recruiting
Show 44 more locations
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The Cleveland Clinic
Cleveland, Ohio, United States Recruiting -
The Ohio State University
Columbus, Ohio, United States Recruiting -
Oregon Health & Science University
Portland, Oregon, United States Recruiting -
Thomas Jefferson University
Philadelphia, Pennsylvania, United States Recruiting -
Medical University Graz
Graz, Austria Recruiting -
Medizinische Universitaet Wien - Division of Endocrinology and Metabolism
Vienna, Austria Recruiting -
UZ Gent
Ghent, Belgium Recruiting -
CETI - Centro de Estudos em Terapias Inovadoras
Curitiba, Brazil Recruiting -
Nucleo de Pesquisa e Desenvolvimento de Medicamentos (NPDM)
Fortaleza, Brazil Recruiting -
Hospital das Clinicas da UFMG
Minas Gerais, Brazil Recruiting -
Instituto Estadual do Cérebro Paulo Niemeyer (IECPN)
Rio de Janeiro, Brazil Recruiting -
Hospital das Clinicas - University of Sao Paulo Medical School
São Paulo, Brazil Recruiting -
University Specialized Hospital for Active Treatment of Endocrinology Akad. lv Penchev EAD
Sofia, Bulgaria Recruiting -
Rigshospitalet, Blegdamsvej 9
Copenhagen, Denmark Recruiting -
Zealand University Hospital
Køge, Denmark Recruiting -
East Tallinn Central Hospital
Tallinn, Estonia Recruiting -
North Estonia Medical Centre Foundation
Tallinn, Estonia Recruiting -
CHU d'Angers
Angers, France Recruiting -
Hospices Civils de Lyon
Bron, France Recruiting -
APHP - Hôpital Bicêtre
Le Kremlin-Bicêtre, France Recruiting -
Assistance Publique Hopitaux de Marseille (AP-HM) - Hopital La Conception
Marseille, France Recruiting -
Hopital Haut-Leveque
Pessac, France Recruiting -
CHU Toulouse - Hôpital Larrey
Toulouse, France Recruiting -
Charité Universitätsmedizin Berlin
Berlin, Germany Recruiting -
Klinikum der Universität München Medizinische Klinik und Poliklinik IV - Zi
Munich, Germany Recruiting -
Universitätsklinikum Würzburg - Poliklinik I - Endokrinologie u. Diabetolog
Würzburg, Germany Recruiting -
Semmelweis Egyetem, Belgyogyaszati es Onkologiai Klinika
Budapest, Hungary Recruiting -
Eszak-Pesti Centrumkorhaz-Honvedkorhaz Endokrinologia
Budapest, Hungary Recruiting -
University of Szeged Faculty of Medicine
Szeged, Hungary Recruiting -
Bnai Zion Medical Center
Haifa, Israel Recruiting -
Rambam Health Care Campus
Haifa, Israel Recruiting -
Rabin Medical Center - Beilinson Campus
Petah Tikva, Israel Recruiting -
Tel Aviv Sourasky Medical Center
Tel Aviv, Israel Recruiting -
Azienda ospedaliero Universitaria di Ferrara
Ferrara, Italy Recruiting -
Ospedale Policlinico San Martino IRCCS
Genova, Italy Recruiting -
ASST Grande Ospedale Metropolitano Niguarda
Milan, Italy Recruiting -
Fondazione IRCCS Ca' Granda Ospedale Maggiore Policlinico Milano
Milan, Italy Recruiting -
IRCCS Ospedale San Raffaele
Milan, Italy Recruiting -
AOU Federico II Napoli
Naples, Italy Recruiting -
Azienda Ospedale Università di Padova
Padova, Italy Recruiting -
Fondazione Policlinico Universitario A Gemelli
Roma, Italy Recruiting -
University of Torino
Torino, Italy Recruiting -
Pauls Stradins Clinical University Hospital
Riga, Latvia Recruiting -
Lithuanian Health Science University Hospital Kauno klinikos
Kaunas, Lithuania Recruiting
+24 more sites. See ClinicalTrials.gov for the full list.
Study contacts
- Study coordinator: Debiopharm International S.A
- Email: clinicaltrials@debiopharm.com
- Phone: +41 21 321 01 11
Similar studies
Other studies for the same condition or treatment. Recruiting studies are listed first.
-
NTQ6179 tablets first-in-human test in healthy adults
This phase 1 study tests a single oral dose of NTQ6179 vs placebo in healthy adults to see if it is safe and how the body processes the drug.
-
Test MAR002 for acromegaly in adults on or off medical therapy
This study tests whether subcutaneous MAR002 is safe and tolerable in adults with acromegaly, compared with a placebo, over 10 weeks.
-
Octreotide SC Depot in Acromegaly: Real-World Safety and Effectiveness
This study follows people with acromegaly who are using octreotide subcutaneous depot to see how it works and how safe it is over up to two years in everyday clinical practice.
-
MAR002 in healthy men
This trial tests whether a subcutaneous injection of MAR002 is safe and tolerable in healthy men aged 18 to 40.
-
Pasireotide LAR and bone health in adults with acromegaly
This study will test whether switching adults with uncontrolled acromegaly to pasireotide LAR changes bone turnover and the risk of vertebral fractures.
-
Evaluating the effects of acromegaly on hand and foot dimensions and movement
This study looks at how acromegaly affects the size and movement of hands and feet in patients to better understand the physical changes caused by the condition.
How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.