A Study to Assess the Efficacy and Safety of Debio 4126 in Participants With Acromegaly Previously Treated With Somatostatin Analogs
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
Debiopharm International SA
119 participants
Nov 26, 2025
INTERVENTIONAL
Conditions
Summary
The primary purpose of this study is to assess the effect of Debio 4126 in the maintenance of the levels of insulin-like growth factor 1 (IGF-1) ≤1x upper limit of normal (ULN) in the double-blind period (Period 1) in comparison to placebo at week 36.
Eligibility
Inclusion Criteria7
- Patients ≥18 years of age
- Patients who are receiving octreotide or lanreotide monotherapy for acromegaly for at least 6 months, at a stable dose for the last 12 weeks.
- IGF-1 at screening ≤1x ULN
- Acromegaly diagnosis, defined as per protocol
- Adequate bone marrow, hepatic and renal function
- 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
- Other protocol-defined criteria apply
Exclusion Criteria11
- Compression of optic chiasm causing visual defects
- Symptomatic cholelithiasis or bile duct dilatation
- Planned cholecystectomy during the trial duration
- Acute or chronic pancreatitis
- Pituitary radiotherapy
- Uncontrolled hypothyroidism
- Uncontrolled diabetes
- Pituitary surgery within 6 months before screening or planned on trial
- Treatment with pasireotide within 6 months prior to screening, pegvisomant or dopamine agonists within 3 months prior to screening
- Recent or ongoing cardiovascular or thromboembolic diseases including heart failure, myocardial infarction, stroke, certain arrythmias, pulmonary embolism
- Other protocol-defined criteria apply
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Interventions
IM injection, a 12-week extended-release formulation of octreotide
IM injection of mannitol suspension
Locations(71)
View Full Details on ClinicalTrials.gov
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NCT06930625