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Clinical trials in Belgium

15,348 studies list at least one site in Belgium. 2,358 are recruiting or about to start. Per ClinicalTrials.gov, last updated 2026-11-10.

Status

Completed: 9,178
Recruiting: 2,061
Terminated: 1,455
Active, not recruiting: 1,183
Status unknown: 946
Not yet recruiting: 172

Phase

Phase 3: 4,154
Phase 2: 2,977
Phase 1: 1,648
Phase 4: 779
Early Phase 1: 33

Most studied here

Who runs them

Universitaire Ziekenhuizen KU Leuven (873) · University Hospital, Ghent (663) · Pfizer (485) · Novartis Pharmaceuticals (473) · Universitair Ziekenhuis Brussel (333) · GlaxoSmithKline (327) · KU Leuven (326) · Hoffmann-La Roche (326)

What changed recently

From the registry's own updates since Oct 13, 2026.

Started recruiting26

Show 21 more

Beamion LUNG-1: A Study to Test Different Doses of Zongertinib in People With Different Types of Advanced Cancer (Solid Tumours With Changes in the HER2 Gene)Oct 28, 2026NCT04886804
The Role of interferOn and Complement in SecondAry thRombotic micrioangiOpathyOct 28, 2026NCT07705789
A Study of DS-3939a in Participants With Solid TumorsOct 28, 2026NCT07739966
A Study to Test Different Doses of BI 3968621 When Given Alone or With Ezabenlimab in Patients With Advanced CancerOct 28, 2026NCT07851103
Ordastobart (INBRX-106) Add-on to Pembrolizumab in 1L HPV+ PD-L1+ R/M OPSCC (HexAgon-HN)Oct 27, 2026NCT06295731
Safety and Tolerability of REGN17235 in Adult Participants With Clonal Cytopenia of Undetermined Significance and Low-Risk Myelodysplastic Syndrome With SF3B1 MutationOct 27, 2026NCT07753148
Posterior Mitral Isthmus Line With Vein of Marshall Ethanolisation Compared With Anterior Mitral Lines in Patients With Persistent Atrial FibrillationOct 26, 2026NCT06962176
Biopsy-Resection Agreement of Peritoneal Histopathological Growth Patterns in Colorectal Peritoneal Metastases: A Prospective Observational Pilot StudyOct 26, 2026NCT07474025
International Study for Treatment of Childhood Relapsed Precursor B-Cell ALL 2020 (IntReALL BCP 2020)Oct 26, 2026NCT07476729
A Novel Two-Step Dosing Induction Strategy (The Propofol Challenge Test) to Minimize Propofol Injection PainOct 23, 2026NCT07763548
Promoting Positive Emotions in Adolescents Using Positive Events Training: An Indicated ApproachOct 22, 2026NCT07288541
Neoadjuvant Pembrolizumab and Porustobart in Resectable pMMR/MSS Colon CancerOct 22, 2026NCT07808151
A Study to Learn How Different Preparations of Osivelotor Taste and Enter the Blood With Food or Liquids or With an Antacid in Healthy AdultsOct 21, 2026NCT06507904
A Study to Learn How Men With Advanced Prostate Cancer Respond to Treatment With Darolutamide and Hormone Therapy, With or Without Chemotherapy, in Real-world Medical PracticeOct 19, 2026NCT07344779
A Study of Orforglipron (LY3502970) Compared With Dulaglutide in Pediatric Participants With Type 2 DiabetesOct 19, 2026NCT07668336
Prospective Trial of [18F]AlF-FAPI-74 for PET Imaging of Fibroblast Activation Protein in Patients With EndometriosisOct 19, 2026NCT07876648
A Trial of Inebilizumab in Participants With Autoimmune HepatitisOct 16, 2026NCT07598825
A Study to Assess Zipalertinib Versus Placebo in Participants With Early Stage NSCLC With Uncommon EGFR Mutations, Following Complete Tumor ResectionOct 13, 2026NCT07128199
Proof-of-Concept for a Novel Optical Aperture Contact Lens in Presbyopia and KeratoconusOct 13, 2026NCT07559188
Efficacy, Safety, and Pharmacokinetics of Tirzepatide (LY3298176) Once Weekly Versus Placebo in Pediatric Participants 6 to Less Than 12 Years of Age Who Have Obesity (ADVANCE-SURMOUNT-KIDS)Oct 13, 2026NCT07817875
A Study to Test Obrixtamig in Combination With Pumitamig in People With Advanced Small Cell Lung Cancer (Dareon®-Rosetta35)Oct 13, 2026NCT07843940

First site in Belgium36

Advancing Diagnosis and Treatment of Pediatric AsthmaNov 10, 2026NCT07500246
Secukinumab Open Label Roll-over Extension ProtocolNov 9, 2026NCT04638647
A Study to Evaluate the Efficacy and Safety of Divarasib Compared With Investigator's Choice of Immunotherapy or Observation in Participants With Resected Stage II-III KRAS G12C-Positive Non-Small Cell Lung Cancer (NSCLC)Nov 9, 2026NCT07541170
Difference in Occurrence of Rebound Pain in Patients Undergoing Surgery Under Popliteal Block or Ankle BlockNov 5, 2026NCT05734469
A Study of Orelabrutinib in Patients With Secondary Progressive Multiple SclerosisNov 4, 2026NCT07299019

Show 31 more

A Study of Enpatoran in Participants With Cutaneous Manifestations of Lupus With or Without Systemic DiseaseNov 4, 2026NCT07332481
A Study of Enpatoran in Participants With Cutaneous Manifestations of Lupus With or Without Systemic Disease (ELOWEN-2)Nov 4, 2026NCT07355218
ADAPT Forward 2 - ISA2 - a Study to Evaluate the Safety, Tolerability and Efficacy of Empasiprubart IV Monotherapy in Participants With AChR-Ab Seropositive Generalized Myasthenia GravisNov 4, 2026NCT07673627
Study to Evaluate the Efficacy, Safety, and Tolerability of PIPE 791 in Subjects With Idiopathic Pulmonary FibrosisNov 3, 2026NCT07284459
Study to Assess the Efficacy and Safety of Rina-S in Participants With Advanced Gastrointestinal (GI) CancersNov 3, 2026NCT07539311
A Trial of Inebilizumab in Participants With Autoimmune HepatitisNov 3, 2026NCT07598825
A Study to Learn How Different Amounts of the Study Medicine Called PF-08103402 Are Tolerated and Act in the Body in Healthy Adults or Adults With Mild To-moderate AsthmaNov 3, 2026NCT07660731
A Study of Nipocalimab or Intravenous Immunoglobulin (IVIG) in Pregnancies At Risk of Fetal and Neonatal Alloimmune Thrombocytopenia (FNAIT)Oct 30, 2026NCT06533098
The Role of interferOn and Complement in SecondAry thRombotic micrioangiOpathyOct 28, 2026NCT07705789
A Study of DS-3939a in Participants With Solid TumorsOct 28, 2026NCT07739966
Safety and Tolerability of REGN17235 in Adult Participants With Clonal Cytopenia of Undetermined Significance and Low-Risk Myelodysplastic Syndrome With SF3B1 MutationOct 27, 2026NCT07753148
The Effects of Short-Chain Fatty Acids in Psychosocial Stress-Induced Impairment on Core Executive FunctionsOct 26, 2026NCT06286943
Posterior Mitral Isthmus Line With Vein of Marshall Ethanolisation Compared With Anterior Mitral Lines in Patients With Persistent Atrial FibrillationOct 26, 2026NCT06962176
VRAS (Velys Robot-Assisted Solution) Operational Excellence StudyOct 23, 2026NCT06563843
A Novel Two-Step Dosing Induction Strategy (The Propofol Challenge Test) to Minimize Propofol Injection PainOct 23, 2026NCT07763548
Promoting Positive Emotions in Adolescents Using Positive Events Training: An Indicated ApproachOct 22, 2026NCT07288541
Biological Medicine for Diffuse Intrinsic Pontine Glioma (DIPG) Eradication 2.0Oct 21, 2026NCT05476939
A Study to Learn How Different Preparations of Osivelotor Taste and Enter the Blood With Food or Liquids or With an Antacid in Healthy AdultsOct 21, 2026NCT06507904
A Study of Belzutifan in Adolescent Participants With Solid Tumors (MK-9999-01E/LIGHTBEAM-U01)Oct 21, 2026NCT07700758
A Safety and Efficacy Study of EIK1001 in Combination With Pembrolizumab and Chemotherapy in Participants With Stage 4 Non-Small Cell Lung Cancer.Oct 20, 2026NCT07365319
MagnetisMM-3: Study Of Elranatamab (PF-06863135) Monotherapy in Participants With Multiple Myeloma Who Are Refractory to at Least One PI, One IMiD and One Anti-CD38 mAbOct 19, 2026NCT04649359
AZD2265 Compared With Standard of Care in PSMA-positive Metastatic Castration-resistant Prostate Cancer (VECTRA-01)Oct 19, 2026NCT07611110
A Maintenance Study to Investigate the Efficacy and Safety of Duvakitug in Participants With Moderately to Severely Active Ulcerative ColitisOct 16, 2026NCT07185009
A Phase III Trial of BNT324 Versus Docetaxel in Metastatic Castration-resistant Prostate CancerOct 16, 2026NCT07365995
Association of Ultrasound Features of the Myometrium Suggestive of Adenomyosis and Clinical SymptomsOct 16, 2026NCT07397715
A Study to Assess Efficacy and Safety of Efgartigimod PH20 SC PFS in Adult Participants With Graves' Disease.Oct 16, 2026NCT07596849
A Phase 3 Study of Pelabresib (DAK539) and Ruxolitinib in Myelofibrosis (MF)Oct 15, 2026NCT07357727
A Study to Evaluate the Efficacy of NIO752 in Participants With Progressive Supranuclear PalsyOct 15, 2026NCT07498426
Phase 3 Trial of Reltodecacog Alfa (VMX-C001) vs Usual Pharmacological Care in Patients Taking a FXa Direct Oral Anticoagulant Who Require Urgent Surgery With or Without Heparin.Oct 14, 2026NCT07288489
Effect of Recombinant Follicular Stimulating Hormone (FSH) Dosing Following Cori-follitropin AlfaOct 13, 2026NCT03686852
Lisaftoclax (APG-2575) Combined With Azacytidine (AZA) in the Treatment of Patients With Higher-risk Myelodysplastic Syndrome (GLORA-4).Oct 13, 2026NCT06641414

Results posted30

Show 25 more

A Study of JNJ-63733657 in Participants With Early Alzheimer's DiseaseNov 5, 2026NCT04619420
Ravulizumab in Thrombotic Microangiopathy After Hematopoietic Stem Cell TransplantNov 4, 2026NCT04543591
Study of Efficacy and Safety of LNP023 in Primary IgA Nephropathy PatientsNov 4, 2026NCT04578834
An International Prospective Open-label, Randomized, Phase III Study Comparing 177Lu-PSMA-617 in Combination With Standard of Care (SoC), Versus SoC Alone, in Adult Male Patients With Metastatic Hormone Sensitive Prostate Cancer (mHSPC)Nov 4, 2026NCT04720157
Lead EvaluAtion for Defibrillation and Reliability (LEADR) / Lead Evaluation for Defibrillation and Reliability in Left Bundle Branch Area Pacing (LEADR LBBAP)Nov 4, 2026NCT04863664
A Phase 3 Trial of Epcoritamab vs Investigator's Choice Chemotherapy in Relapsed/Refractory (R/R) Diffuse Large B-cell Lymphoma (DLBCL)Nov 3, 2026NCT04628494
A Study Evaluating the Efficacy, Safety, Pharmacokinetics and Pharmacodynamics of Crovalimab in Adult and Adolescent Participants With Atypical Hemolytic Uremic Syndrome (aHUS)Oct 30, 2026NCT04861259
Tiotropium/Salmeterol Inhalation Powder (Spiriva Handihaler and Salmeterol Polyethylene (PE) Capsule) in Chronic Obstructive Pulmonary Disease (COPD)Oct 29, 2026NCT00662740
Effects of Maintenance Cabozantinib+BSC Versus BSC in Children and AYA With OsteosarcomaOct 29, 2026NCT06341712
A Study to Assess Long-term Safety of Tazemetostat in Adult Participants of All Ages With Any Disease Treated With Tazemetostat in a Previous Clinical StudyOct 28, 2026NCT02875548
Efficacy and Safety of Erenumab in Pediatric Subjects With Chronic MigraineOct 28, 2026NCT03832998
Evaluation of Rifaximin SSD for Delaying Encephalopathy Decompensation in Patients With CirrhosisOct 28, 2026NCT05297448
A Study to Evaluate Astegolimab in Participants With Chronic Obstructive Pulmonary DiseaseOct 28, 2026NCT05595642
Study of AMG 256 in Adult Subjects With Advanced Solid TumorsOct 23, 2026NCT04362748
Safety Study of Whole Body Hyperthermia for Advanced CancerOct 23, 2026NCT04467593
Brentuximab Vedotin Plus Lenalidomide and Rituximab for the Treatment of Relapsed/Refractory DLBCLOct 21, 2026NCT04404283
SELUTION SLR™ 014 In-stent RestenosisOct 20, 2026NCT04280029
A Study of Ustekinumab in Pediatric Participants With Moderately to Severely Active Ulcerative Colitis (UC)Oct 20, 2026NCT04630028
A Study of Rusfertide in Adults With Polycythemia Vera (PV)Oct 19, 2026NCT05210790
Colchicine For The Prevention Of Perioperative Atrial Fibrillation In Patients Undergoing Thoracic Surgery (COP-AF)Oct 16, 2026NCT03310125
A Study to Evaluate the Efficacy and Safety of Astegolimab in Participants With Chronic Obstructive Pulmonary DiseaseOct 16, 2026NCT05037929
Multinational Study of Efficacy and Safety of Inhaled Treprostinil in Subjects With Idiopathic Pulmonary FibrosisOct 15, 2026NCT05255991
Brightline-2: A Study to Test Whether Brigimadlin (BI 907828) Helps People With Cancer in the Biliary Tract, Pancreas, Lung or BladderOct 14, 2026NCT05512377
A Study to Evaluate the Efficacy and Safety of Obinutuzumab Versus MMF in Participants With Childhood Onset Idiopathic Nephrotic SyndromeOct 14, 2026NCT05627557
Cryoablation for Monomorphic Ventricular Tachycardia (CryoCure-VT)Oct 13, 2026NCT04893317

Stopped16

A Study of Lebrikizumab (RO5490255) in Participants With Severe Oral Corticosteroids (OCS) Dependent AsthmaTerminatedNov 10, 2026NCT01987492
Anterolateral Tigh (ALT) Flaps Oxygenation Monitoring by NIRSTerminatedNov 9, 2026NCT06744387
Bio Impedance Monitoring as a Tool to Assess Fluid Status in the Pediatric Surgical Patient? (PedFluid Study)TerminatedNov 5, 2026NCT05220709
A Study to Learn About the Study Medicine (Called PF-07868489) in People With Pulmonary Arterial Hypertension Who Have Previously Participated in a Clinical Study With PF-07868489TerminatedNov 2, 2026NCT07073820
A Study Evaluating the Efficacy of Xanomeline/Trospium (XT) on Cognitive Impairment After 24 and 52 Weeks of Treatment in Adult Participants With SchizophreniaWithdrawnOct 30, 2026NCT07084831

Show 11 more

A Study to Assess Long-term Safety of Tazemetostat in Adult Participants of All Ages With Any Disease Treated With Tazemetostat in a Previous Clinical StudyTerminatedOct 28, 2026NCT02875548
A Study of MORAb-202 Versus Investigator's Choice Chemotherapy in Female Participants With Platinum-resistant High-grade Serous (HGS) Ovarian, Primary Peritoneal, or Fallopian Tube CancerTerminatedOct 28, 2026NCT05613088
Goal-directed Fluid Therapy During Deep Inferior Epigastric Perforator (DIEP) Free Flap Breast ReconstructionTerminatedOct 28, 2026NCT06080178
TACTIVE-U: A Study to Learn About the Study Medicine (Vepdegestrant) When Given With Other Medicines in People With Advanced or Metastatic Breast Cancer. (Sub-Study C)TerminatedOct 27, 2026NCT06125522
Phase 1/2 Study Evaluating MCLA-129, a Human Anti-EGFR, Anti-c-MET Bispecific Antibody, in Advanced NSCLC and Other Solid Tumors, Alone and in CombinationTerminatedOct 26, 2026NCT04868877
Multidisciplinary Approach to FatigueTerminatedOct 26, 2026NCT05502224
Platform Study of JDQ443 in Combinations in Patients With Advanced Solid Tumors Harboring the KRAS G12C MutationTerminatedOct 21, 2026NCT05358249
A Study to Investigate Efficacy and Safety of SAR441566 in Patients With Ulcerative ColitisTerminatedOct 21, 2026NCT06867094
A Study of Botensilimab (AGEN1181) for the Treatment of Advanced MelanomaTerminatedOct 19, 2026NCT05529316
3rd Generation Resorbable Magnesium Scaffolds vs Biodegradable Polymer Stents in NSTE/ACSWithdrawnOct 19, 2026NCT06409117
Effect of Recombinant Follicular Stimulating Hormone (FSH) Dosing Following Cori-follitropin AlfaTerminatedOct 13, 2026NCT03686852

Newly registered53

Feasibility Study of an Outdoor Strength Training Program for Older AdultsNov 10, 2026NCT07928687
Conventional or Ultrasound Guided Puncture Technique for the Distal Radial Artery, Direct Comparison Study (Sound Distal Trial).Nov 10, 2026NCT07928960
A Study to Test Obrixtamig Treatment in People With Different Types of Advanced Cancer Who Took Part in a Previous Study With ObrixtamigNov 10, 2026NCT07929051
INPACT: Implementation of Nutritional Support and Physical Activity During Cancer TreatmentNov 10, 2026NCT07929597
AI-Based Tools for Stroke Diagnosis, Treatment and Outcome Prediction: a Multicentre Prospective Observational StudyNov 9, 2026NCT07924371

Show 45 more

Assessing Intratendinous Pressure and Its Correlation With Tendon Structure, Patient Characteristics, and Pain Symptoms in Individuals With and Without Midportion Achilles TendinopathyNov 9, 2026NCT07924878
Emotional Reactivity in Severe Alcohol Use Disorder and Major Depressive Disorder Using Eye-tracking, Physiological, and Interoceptive Measures (ERAD)Nov 9, 2026NCT07925281
Subgrouping Patients With Myalgic Encephalomyelitis/Chronic Fatigue Syndrome (ME/CFS): Linking the Powerhouses of Cells to the Autonomic Nervous SystemNov 9, 2026NCT07925944
A Study to Test Whether BI 3810477 Helps People With Idiopathic Pulmonary Fibrosis When Taken With or Without Standard TreatmentNov 9, 2026NCT07926321
Risk of Caries and Enamel Abnormalities in Patients With Cleft PalateNov 9, 2026NCT07926646
Post-operative Pain and Clinical Outcome After Single-cone Obturation With a Calcium Silicate-based Versus Epoxy Resin SealerNov 6, 2026NCT07923110
Outcomes of Knife-Assisted Full-Thickness Resection for Rectal Lesions: A Multicenter StudyNov 6, 2026NCT07923682
Core Competencies in General Intensive Care Ultrasound (GenIUS): a Delphi StudyNov 5, 2026NCT07917988
A Research Study to Investigate How Well the Medicine CagriSema Lowers High Blood Pressure in People Living With High Blood Pressure and ObesityNov 5, 2026NCT07919405
A Study to Learn How Well People With Bronchiectasis Tolerate Continued Treatment With Verducatib After Earlier Studies (AIRTIVITY®-ON)Nov 4, 2026NCT07915219
Tissue Penetration of Paracetamol in Pediatric Intensive Care PatientsNov 4, 2026NCT07916831
Long-Term Clinical, Health Economic, and Process Evaluation of Intensive Technology-Integrated Motor Rehabilitation in Chronic Neurological Conditions (INTeRAcT-bis)Nov 3, 2026NCT07912320
Comparison of IV Dexmedetomidine Versus Clonidine Versus no Alpha 2 Agonist on Emergency Delirium, PACU Length of Stay and Time to Hospital Discharge in Children Undergoing (Adeno)Tonsillectomy: a Prospective Observational StudyNov 3, 2026NCT07913308
The Effect of Aerobic and Resistance Training With and Without Neurodynamic Exercises on Chemotherapy-induced Peripheral Neuropathy Symptoms and Associated Neuro-immune MechanismsNov 3, 2026NCT07913958
Sarcopenia and Training Outcomes in Post-cardiac Surgery PatientsNov 2, 2026NCT07908472
Threshold-Based Versus Range-Based Exercise Intensity Prescription in Cardiac RehabilitationNov 2, 2026NCT07908810
Multi-biomarkers in DEENov 2, 2026NCT07909382
Identification of Biomarkers for Vagus Nerve Stimulation in Patients With Refractory EpilepsyNov 2, 2026NCT07909486
Orthognathic Surgery and Obstructive Sleep Apnea Assessed by Mandibular Jaw Movement Monitoring (SUNRISE-ORTHO)Nov 2, 2026NCT07910461
MetAbolic Changes in the SepSis LIVErNov 2, 2026NCT07910786
Ultra-high-performance Positron Emission Tomography (PET) of Synaptic Density, Reactive Astrogliosis and Tau in Alzheimer's DiseaseOct 30, 2026NCT07906054
Clinical Impact of Ultrasound Diagnosis in Bowel EndometriosisOct 28, 2026NCT07900698
Methylation Profiling in Self-Samples for Identification of (Epi)Genetic Biomarkers for Gynecological CancersOct 28, 2026NCT07902375
Methylation Analyses for Gynaecological Research Through Home-based Self-samplingOct 28, 2026NCT07902388
Mi2000 TICI Follow-upOct 28, 2026NCT07902414
Cycling Within an Interactive and Immersive Virtual Environment During Critical Illness: a Patient-centred Approach for Lower Limb RehabilitationOct 26, 2026NCT07894146
SMAdult - Monitoring of Movement on Spinal Muscular AtrophyOct 26, 2026NCT07894185
Electroencephalography Markers of Brain Stimulation in Post-Concussion PatientsOct 26, 2026NCT07895797
The CORE Platform TrialOct 23, 2026NCT07892976
Evaluation of Safety, Performance and Usability of the TR Band DISTAL Device for Hemostasis Following Distal Radial Access in Coronary ProceduresOct 22, 2026NCT07888738
NEURO-IS: Neurophysiology of Inner Speech Across Neurotypical Participants.Oct 21, 2026NCT07885020
Attitudes, Experience and Adaptation to Family Presence in the ICUOct 21, 2026NCT07887009
Post-operative Pain and Apical Healing After Root Canal (re)Treatment With Laser-activated Irrigation Versus Sonic or no ActivationOct 20, 2026NCT07883486
AI Analysis of CT Scans to Classify Ovarian Tumours as Benign, Borderline or Malignant Before SurgeryOct 20, 2026NCT07883551
Development and Multi-Centre Validation of a Novel Non-Invasive Melanoma Molecular Diagnostic TestOct 20, 2026NCT07883954
Surgical Margin Assessment Using Intra-operative High-resolution PET/CT in Patients With Cancers Referred to Surgical Resection, an Exploratory Pilot StudyOct 20, 2026NCT07884487
Temporal Dynamics of Peripheral SpO₂ During ReoxygenationOct 20, 2026NCT07884500
Belgo-Luxembourg Leadless PM RegistryOct 19, 2026NCT07879716
Artificial Intelligence for Brain MRI Analysis in EpilepsyOct 19, 2026NCT07881185
Within-Session Repeatability of EUS-Guided Portal Pressure Gradient MeasurementOct 16, 2026NCT07877298
Evaluation of Functional Superiority of the Morrow eProgressiveOct 16, 2026NCT07878416
The Use of Electronic Bidets Compared to Water Rinsing After Surgery for Anal Fistula or Haemorrhoidal Disease: a Pilot StudyOct 15, 2026NCT07874711
Prospective Trial of [18F]AlF-FAPI-74 for PET Imaging of Fibroblast Activation Protein in Patients With EndometriosisOct 15, 2026NCT07876648
Effectiveness of a Guided, Web-based, Stepped-care-approach to Cognitive Behavioral Therapy for Insomnia in Cancer SurvivorsOct 15, 2026NCT07876661
Reject Analysis of Periapical Radiographs of Dental Implants.Oct 15, 2026NCT07876687

and 3 more not listed

Studies

Recruiting first, then most recently updated. Showing 50 of 15,348 — search for more.