Country

Clinical trials in Belgium

Active obesity and GLP-1 studies with at least one location in Belgium.

51active studies

37recruiting now

33countries represented

563largest site network

Current studies

Status and location data reflect the registry snapshot built 2026-09-08. Verify the original record before contacting a site.

Recruiting nowPhase 3

A Master Protocol of Multiple Agents in Adults With Metabolic Dysfunction-Associated Steatotic Liver Disease (SYNERGY-Outcomes)

Metabolic Dysfunction-Associated Steatotic Liver DiseaseCondition

Tirzepatide, RetatrutideTreatment

Argentina, Australia563 locations

Eli Lilly and CompanySponsor

Updated 2026-09-08 · NCT07165028See eligibility →

Recruiting nowPhase 3

A Study of Eloralintide (LY3841136) in Participants With Persistent Obesity Who Are Treated With a Weekly Incretin

Overweight, ObesityCondition

Eloralintide, PlaceboTreatment

Australia, Belgium187 locations

Eli Lilly and CompanySponsor

Updated 2026-09-08 · NCT07392190See eligibility →

Recruiting nowPhase 3

Efficacy and Safety of Eloralintide (LY3841136) in Participants With Osteoarthritis Knee Pain and Obesity or Overweight

Osteoarthritis, Overweight or ObesityCondition

Eloralintide, PlaceboTreatment

Argentina, Belgium152 locations

Eli Lilly and CompanySponsor

Updated 2026-09-08 · NCT07353931See eligibility →

Recruiting nowPhase 3

Mirikizumab Administered at the Same Time as Tirzepatide in Adult Participants With Moderately to Severely Active Ulcerative Colitis and Obesity or Overweight: Phase 3b Study

Ulcerative Colitis, Obesity or OverweightCondition

Mirikizumab, MirikizumabTreatment

Austria, Belgium187 locations

Eli Lilly and CompanySponsor

Updated 2026-09-04 · NCT06937086See eligibility →

Recruiting nowPhase 3

Mirikizumab and Tirzepatide Administered in Adult Participants With Moderately to Severely Active Crohn's Disease and Obesity or Overweight

Crohn's Disease, Obesity or OverweightCondition

Mirikizumab, MirikizumabTreatment

Austria, Belgium183 locations

Eli Lilly and CompanySponsor

Updated 2026-09-04 · NCT06937099See eligibility →

Recruiting nowPhase 3

LIVERAGE™ - Cirrhosis: A Study to Test Whether Survodutide Helps People With a Liver Disease Called NASH/MASH Who Have Cirrhosis

Metabolic Dysfunction Associated SteatohepatitisCondition

Survodutide, Placebo matching survodutideTreatment

Argentina, Australia445 locations

Boehringer IngelheimSponsor

Updated 2026-09-03 · NCT06632457See eligibility →

Recruiting nowPhase 3

A Research Study to Look at How Two Different Doses of CagriSema and One Dose of Semaglutide Help People Living With Obesity With or Without Type 2 Diabetes Lose Weight

Obesity, Type 2 DiabetesCondition

Cagrisema, SemaglutideTreatment

Argentina, Australia303 locations

Novo Nordisk A/SSponsor

Updated 2026-08-31 · NCT07564414See eligibility →

Recruiting nowPhase 3

A Research Study on How Well Cagrilintide and CagriSema Work in Children and Adolescents With Excess Body Weight

Overweight, ObesityCondition

Cagrilintide, SemaglutideTreatment

Australia, Austria121 locations

Novo Nordisk A/SSponsor

Updated 2026-08-31 · NCT07253285See eligibility →

Recruiting nowPhase 3

AMAZE 12: A Research Study Investigating How Well the Medicine NNC0487-0111 Helps People With Excess Body Weight Maintain Their Weight Loss

ObesityCondition

NNC0487-0111, Placebo (matched to NNC0487-0111)Treatment

Argentina, Australia72 locations

Novo Nordisk A/SSponsor

Updated 2026-08-27 · NCT07503210See eligibility →

Recruiting nowPhase 3

A Platform Trial for Pediatric Participants With Obesity or Overweight (LY900040)

Obesity, OverweightCondition

Orforglipron, PlaceboTreatment

Belgium, Brazil117 locations

Eli Lilly and CompanySponsor

Updated 2026-08-24 · NCT06672549See eligibility →

Recruiting nowPhase 3

LIVERAGE™: A Study to Test Whether Survodutide Helps People With a Liver Disease Called NASH/MASH Who Have Moderate or Advanced Liver Fibrosis

Metabolic Dysfunction Associated Steatohepatitis (MASH), Liver FibrosisCondition

Survodutide, PlaceboTreatment

Argentina, Australia528 locations

Boehringer IngelheimSponsor

Updated 2026-08-21 · NCT06632444See eligibility →

Recruiting nowPhase 3

A Study of Eloralintide (LY3841136) in Participants With Obesity, or Overweight Without Type 2 Diabetes

Obesity, OverweightCondition

Eloralintide, PlaceboTreatment

Argentina, Australia162 locations

Eli Lilly and CompanySponsor

Updated 2026-08-21 · NCT07321886See eligibility →

Recruiting nowNot applicable

Weight Reduction in CLBP

Chronic Low-back Pain, Overweight or ObesityCondition

Pain Neuroscience Education, Cognition-targeted exercise therapyTreatment

Belgium, Netherlands2 locations

Vrije Universiteit BrusselSponsor

Updated 2026-08-20 · NCT04824248See eligibility →

Recruiting nowNot applicable

Lifestyle Intervention in Overweight/Obese Chronic Low Back Pain (CLBP) Patients: an International Multi-center RCT

Overweight or Obesity, Chronic Low-back PainCondition

Physiotherapy intervention, including behavioral weight reduction program combined with pain neuroscience education and cognition-targeted exercise therapy., Physiotherapy intervention, including pain neuroscience education and cognition-targeted exercise therapy alone.Treatment

Belgium, Switzerland2 locations

Vrije Universiteit BrusselSponsor

Updated 2026-08-20 · NCT05811624See eligibility →

Recruiting nowPhase 3

Research Study on How Well Oral Semaglutide Works for Weight Loss in Adults With Excess Body Weight

Overweight, ObesityCondition

Semaglutide, PlaceboTreatment

Belgium, Bulgaria62 locations

Novo Nordisk A/SSponsor

Updated 2026-08-18 · NCT07770841See eligibility →

Recruiting nowPhase 3

A Clinical Study to Evaluate the Effects of Enicepatide (RO7795068) in Participants With Obesity or Overweight Without Type 2 Diabetes

Obesity or OverweightCondition

Placebo, EnicepatideTreatment

Argentina, Australia195 locations

Hoffmann-La RocheSponsor

Updated 2026-08-14 · NCT07351045See eligibility →

Recruiting nowNot applicable

Myokines as Potential Biomarkers and Drivers of Sarcopenia in Metabolic and Endocrine Diseases

Diabetes, Obesity & OverweightCondition

GLP-1 Receptor AgonistsTreatment

Belgium1 locations

Cliniques universitaires Saint-Luc- Université Catholique de LouvainSponsor

Updated 2026-07-14 · NCT07703683See eligibility →

Recruiting nowPhase 3

AMAZE 1: A Research Study Investigating How Well the Medicine NNC0487-0111 Helps People With Excess Body Weight Lose Weight

ObesityCondition

NNC0487-0111, Placebo (matched to NNC0487-0111)Treatment

Argentina, Australia72 locations

Novo Nordisk A/SSponsor

Updated 2026-07-09 · NCT07339423See eligibility →

Recruiting nowPhase 3

Semaglutide for the Treatment of Glucose Intolerance in Women With Prior Gestational Diabetes

Glucose Intolerance After a Recent History of Gestational DiabetesCondition

Semaglutide Pen Injector, Semaglutide placeboTreatment

Belgium13 locations

Universitaire Ziekenhuizen KU LeuvenSponsor

Updated 2026-07-07 · NCT05569772See eligibility →

Recruiting nowNot applicable

Predicting Weight Loss After Pharmacological or Surgical Treatment in Patients With Obesity

Obesity & OverweightCondition

Pharmacological or surgical treament of obesityTreatment

Belgium1 locations

Université Catholique de LouvainSponsor

Updated 2026-05-14 · NCT07402031See eligibility →

Recruiting nowNot applicable

Effects of Whole-Body High-Intensity Interval Training on Fitness in Overweight Adults

Overweight and/or ObesityCondition

Whole-Body High-Intensity Interval Training (WB-HIIT)Treatment

Belgium1 locations

Université Libre de BruxellesSponsor

Updated 2026-05-13 · NCT07582718See eligibility →

Recruiting nowNot applicable

Paracetamol and Cefazolin Pharmacokinetics in Normal Weight and Overweight Children

Paracetamol, CefazolinCondition

Cefazolin, Paracetamol (drug)Treatment

Belgium1 locations

University Hospital, GhentSponsor

Updated 2026-05-13 · NCT07585487See eligibility →

Recruiting nowNot applicable

Ultrasound Assessment of Tongue Characteristics in Children and Adolescents With Obesity

Obesity & Overweight, Pediatric ObesityCondition

Submental ultrasoundTreatment

Belgium2 locations

Haute Ecole Bruxelles-BrabantSponsor

Updated 2026-01-27 · NCT07370350See eligibility →

Recruiting nowNot applicable

A Multicenter Retrospective Analysis of Postoperative Respiratory Complications in Children With Obstructive Sleepapnea

Obstructive Sleep Apnea, Postoperative Respiratory ComplicationsCondition

Intervention not listedTreatment

Belgium, Hungary2 locations

University Hospital, AntwerpSponsor

Updated 2025-12-26 · NCT07305168See eligibility →

Recruiting nowNot applicable

A Prospective Randomnised Controlled Trial Comparing Overall Patient Compliance in a Bariatric Surgical Pathway Using the Standard Versus a More Intensified and Interactive Version of the "Get Ready" Smartphone Application.

Obesity &Amp; Overweight, HypertensionCondition

GetReady application, Intensified GetReady applicationTreatment

Belgium1 locations

Sint Dimpna Ziekenhuis GeelSponsor

Updated 2025-12-22 · NCT07297342See eligibility →

Recruiting nowNot applicable

Differences in Extracellular Vesicles From Adipose Tissue of Individuals With Obesity.

ObesityCondition

Adipose tissue biopsy, Blood samplingTreatment

Belgium1 locations

Hasselt UniversitySponsor

Updated 2025-09-15 · NCT06444646See eligibility →

Recruiting nowNot applicable

The COCCOS Study: a Transition Program for Young Persons With Chronic Conditions

Type 1 Diabetes Mellitus, ObesityCondition

Transition programTreatment

Belgium1 locations

Universiteit AntwerpenSponsor

Updated 2025-08-28 · NCT07145671See eligibility →

Recruiting nowNot applicable

Gait Analysis Parameter and Upper Limb Evaluation in Adult Patients With Neurological or Metabolic Pathology

Neuromuscular Diseases, Obesity (Disorder)Condition

Syde, Dynamometric measurements of muscle strengthTreatment

Belgium1 locations

Centre Hospitalier Universitaire de LiegeSponsor

Updated 2025-08-22 · NCT07136844See eligibility →

Recruiting nowNot applicable

Naltrexone/Bupropion With or Without Very Low Calorie Ketogenic Diet for Weight Regain After Bariatric Surgery

Weight Regain Post Bariatric Surgery, Obesity (Disorder)Condition

Very Low Calorie DietTreatment

Belgium2 locations

Universitaire Ziekenhuizen KU LeuvenSponsor

Updated 2025-03-21 · NCT06881485See eligibility →

Recruiting nowNot applicable

Protein Requirements After Bariatric Surgery

Obesity and Overweight, Bariatric Surgery (Gastric Bypass)Condition

Intervention not listedTreatment

Belgium1 locations

Universitaire Ziekenhuizen KU LeuvenSponsor

Updated 2025-03-03 · NCT06853652See eligibility →

Recruiting nowNot applicable

AI-POD Clinical Validation Study for Obese Patients

Acute Cardiovascular DiseaseCondition

Non InterventionalTreatment

Austria, Belgium6 locations

University Hospital, BonnSponsor

Updated 2024-09-19 · NCT06595134See eligibility →

Recruiting nowNot applicable

Global Research Initiative for Patients Screening on MASH

MASH, MASLDCondition

Intervention not listedTreatment

Belgium, Czechia13 locations

Julius ClinicalSponsor

Updated 2024-08-01 · NCT05651724See eligibility →

Recruiting nowNot applicable

Database Concerning Patients Consulting the Obesity Clinic

Overweight and Obesity, Bariatric SurgeryCondition

Lifestyle therapy - individual, Lifestyle therapy - groupTreatment

Belgium1 locations

Universitaire Ziekenhuizen KU LeuvenSponsor

Updated 2024-07-03 · NCT04614961See eligibility →

Recruiting nowNot applicable

Prevalence of Overweight and Obesity in Adult Patients Suffering From Type 1 Diabetes

Type 1 Diabetes, ObesityCondition

No interventionTreatment

Belgium1 locations

Universitaire Ziekenhuizen KU LeuvenSponsor

Updated 2024-07-01 · NCT05713448See eligibility →

Recruiting nowNot applicable

The Stress-obesity Axis: a Metabolomics Approach Towards Personalized Nutrition in Adolescents

Pediatric ObesityCondition

Collection of anthropometric data, biological samples (stool, saliva and hair), questionnaires (demographic data, psychological data, medical data)Treatment

Belgium7 locations

University GhentSponsor

Updated 2024-04-30 · NCT06391671See eligibility →

Recruiting nowNot applicable

Changes in Body Fat and Morphologic Characteristics Associated With OSA Resolution After Bariatric Surgery

Obesity, Obstructive Sleep ApneaCondition

Bariatric surgeryTreatment

Belgium2 locations

Centre Hospitalier Universitaire Saint PierreSponsor

Updated 2024-02-13 · NCT05315752See eligibility →

Recruiting nowNot applicable

The European NAFLD Registry

NAFLD, NASHCondition

Intervention not listedTreatment

Belgium, Finland37 locations

Newcastle UniversitySponsor

Updated 2023-01-06 · NCT04442334See eligibility →

Opening soonPhase 3

A Study of Orforglipron (LY3502970) Compared With Dulaglutide in Pediatric Participants With Type 2 Diabetes

Diabetes Mellitus, Type 2Condition

Orforglipron, DulaglutideTreatment

Belgium, Brazil71 locations

Eli Lilly and CompanySponsor

Updated 2026-08-19 · NCT07668336See eligibility →

Opening soonPhase 1

A Study to Learn How the Study Medicine Called PF-08653945 is Taken up Into the Blood in Adults With Overweight or Obesity

Overweight, ObesityCondition

PF-08653945Treatment

Belgium1 locations

PfizerSponsor

Updated 2026-07-24 · NCT07725809See eligibility →

Opening soonNot applicable

Ultrasound Assessment of Tongue Characteristics in Adolescents With Obesity and Obstructive Sleep Disorders

Obesity & Overweight Sleep, Obstructive Sleep Disordered BreathingCondition

Submental ultrasoundTreatment

Belgium2 locations

Vrije Universiteit BrusselSponsor

Updated 2026-05-29 · NCT07613944See eligibility →

Opening soonNot applicable

Registry on Obesity Surgery in Adolescents

Morbid Obesity, Bariatric SurgeryCondition

bariatric surgeryTreatment

Belgium3 locations

Queen Fabiola Children's University HospitalSponsor

Updated 2019-02-12 · NCT03203161See eligibility →

Active, not recruitingPhase 3

Research Study on Whether Semaglutide Works in People With Non-alcoholic Steatohepatitis (NASH)

Non-alcoholic SteatohepatitisCondition

Semaglutide, PlaceboTreatment

Argentina, Australia558 locations

Novo Nordisk A/SSponsor

Updated 2026-09-04 · NCT04822181See eligibility →

Active, not recruitingPhase 3

A Research Study to See How Well CagriSema Helps People With Excess Body Weight Lose Weight

ObesityCondition

Cagrilintide, SemaglutideTreatment

Argentina, Australia256 locations

Novo Nordisk A/SSponsor

Updated 2026-08-31 · NCT05567796See eligibility →

Active, not recruitingPhase 3

A Research Study on How Well Semaglutide Helps Children and Teenagers With Excess Body Weight Lose Weight

ObesityCondition

Semaglutide, PlaceboTreatment

Austria, Belgium56 locations

Novo Nordisk A/SSponsor

Updated 2026-08-07 · NCT05726227See eligibility →

Active, not recruitingPhase 3

SCALE KIDS: Research Study to Look at How Well a New Medicine is at Lowering Weight in Children With Obesity

ObesityCondition

Liraglutide, PlaceboTreatment

Belgium, India32 locations

Novo Nordisk A/SSponsor

Updated 2026-07-09 · NCT04775082See eligibility →

Active, not recruitingPhase 4

STEP TEENS Weight Maintenance: A Research Study on How Well Semaglutide Helps Teenagers With Excess Body Weight to Lose Weight and Maintain Weight Loss

ObesityCondition

SemaglutideTreatment

Belgium, Canada93 locations

Novo Nordisk A/SSponsor

Updated 2026-06-02 · NCT06571383See eligibility →

Active, not recruitingPhase 3

A Research Study to Look Into the Long-term Effect on Weight Loss of CagriSema in People With Obesity

ObesityCondition

Cagrilintide, SemaglutideTreatment

Belgium, Canada36 locations

Novo Nordisk A/SSponsor

Updated 2026-01-20 · NCT06780449See eligibility →

Active, not recruitingPhase 3

Evaluation of Maridebart Cafraglutide in Adult Participants Without Type 2 Diabetes Mellitus Who Have Obesity or Are Overweight

ObesityCondition

Maridebart Cafraglutide, PlaceboTreatment

Argentina, Australia243 locations

AmgenSponsor

Updated 2025-10-20 · NCT06858839See eligibility →

Active, not recruitingNot applicable

A Registry of Laparoscopic Bariatric Surgery Using Stapling Devices: Observation of Safety and Clinical Efficacy

Obesity, Roux-en-Y Gastric BypassCondition

easyEndoTM Universal Linear Cutting Stapler and reloads (Ezisurg Medical)Treatment

Belgium3 locations

DuomedSponsor

Updated 2025-04-01 · NCT04808206See eligibility →

Active, not recruitingNot applicable

A Post-market, Observational Registry With the easyEndoTM Universal Linear Cutting Stapler in Laparoscopic Bariatric Surgery

Obesity, Roux-en-Y Gastric BypassCondition

easyEndoTM Universal Linear Cutting Stapler and reloads (Ezisurg Medical)Treatment

Belgium1 locations

DuomedSponsor

Updated 2025-04-01 · NCT04422236See eligibility →

Active, not recruitingNot applicable

Metabotyping of Overweight and Obese Children

Metabolic Disease, Obesity, InfantCondition

MetaSAMPTreatment

Belgium10 locations

University GhentSponsor

Updated 2024-05-16 · NCT04632511See eligibility →

Related countries

United States1,107 China326 Canada158 France110 Spain98 Germany95

How current is this page?

The page is rebuilt from the public registry feed. Each trial card shows the registry update date. Recruitment can still change between builds.

Does appearing here mean I qualify?

No. These pages are discovery indexes. Only a study team can confirm eligibility after reviewing the complete protocol criteria.