| DISARM Clinical Study B: Evaluation of Innovative Ovarian Cancer Biomarker Assays (NCT07693894) | National and Kapodistrian University of Athens | 2026-07-01 |
| Human Pilot Study for the Investigation of the Role of Bilberry and Olive Bioactives on Oxidative Stress Parameters and Inflammatory Markers. (NCT07659028) | National and Kapodistrian University of Athens | 2026-07-01 |
| A Long Axis Approach to the Femoral Artery Block (FAB) for Managing Tourniquet Pain and Hypertension in Below-the-Knee Fracture Surgery (NCT07548567) | National and Kapodistrian University of Athens | 2026-06-03 |
| Augmentation of Arthroscopic Rotator Cuff Repair With Reimplantation of Subacromial Bursa Tissue and Platelet-Rich Plasma (NCT07589478) | National and Kapodistrian University of Athens | 2026-05-01 |
| Anifrolumab in Adults With Primary Antiphospholipid Syndrome (AnifAPS Trial) (NCT07584083) | National and Kapodistrian University of Athens | 2026-04-29 |
| Precision Obesity Medicine: Genetic Prediction of Response to GLP-1/GIP Agonists. (NCT07653412) | National and Kapodistrian University of Athens | 2026-04-22 |
| Cardiovascular Effects of Parathyroid Hormone Analogues in Chronic Hypoparathyroidism (NCT07707479) | National and Kapodistrian University of Athens | 2026-04-01 |
| Hypotension Prediction Index (HPI) and Assisted Fluid Management (AFM) for Perioperative Hemodynamic Optimization in Patients Under General Anesthesia (NCT07301307) | National and Kapodistrian University of Athens | 2026-03-15 |
| The Role of Coadministration of Lidocaine and Ketamine in Opioid-Refractory Chronic Cancer-Related Pain. (NCT07408193) | National and Kapodistrian University of Athens | 2026-03-01 |
| Accuracy of Intraoral Scan Post-processing Methods: A Clinical Trial (NCT07295964) | National and Kapodistrian University of Athens | 2026-01-25 |
| TcPRF for Knee Osteoarthritis (NCT07351981) | National and Kapodistrian University of Athens | 2026-01-15 |
| Hemorrhoid Suture Mucopexy Combined With Laser Hemorrhoidoplasty (NCT07404774) | National and Kapodistrian University of Athens | 2026-01-01 |
| Recurrence and Anal Fistula Patient Reported Outcomes Trial (NCT07477496) | National and Kapodistrian University of Athens | 2026-01-01 |
| Assessing the Influence of Implant Scanning Techniques on the Accuracy of Maxillary Complete-Arch Digital Scans for Implant Overdentures: A Comparative Clinical Study (NCT07295899) | National and Kapodistrian University of Athens | 2025-12-15 |
| Prolotherapy in Acupoints in Chronic Non-specific Low Back Pain (cLBP) (NCT07296653) | National and Kapodistrian University of Athens | 2025-12-01 |
| The Role of Vitamin D and Vitamin D Receptor in Recurrent Wheezing in Children With Bronchiolitis: Immunological Association With T-lymphocyte Mitochondrial Mass (NCT07700134) | National and Kapodistrian University of Athens | 2025-12-01 |
| Perineural Prolotherapy in Chronic Knee Osteoarthritis Pain. (NCT07245121) | National and Kapodistrian University of Athens | 2025-11-24 |
| Transulnar Access in Patients With Ipsilateral Radial Artery Occlusion Undergoing Coronary Angiography or Angioplasty (NCT07380399) | National and Kapodistrian University of Athens | 2025-11-01 |
| Metabolic, Respiratory, and Muscle Oxygenation Responses to Sub-maximal Eccentric and Concentric Isokinetic Exercise to Exhaustion (NCT07548333) | National and Kapodistrian University of Athens | 2025-09-12 |
| Clinical Study to Evaluate the Effects of the Complement C5 Inhibitor Ravulizumab on Serum Neurofilament Light Chain (sNfL) and Glial Fibrillary Acidic Protein (sGFAP) Levels in Patients With Aquaporin-4-Positive (AQP4-Ab+) Neuromyelitis Optica Spectrum Disorder (NMOSD) (NCT06903130) | National and Kapodistrian University of Athens | 2025-09-01 |
| Evaluation of the Systemic Burden of Non-surgical Periodontal Therapy: A Randomized Clinical Trial on Five Different Treatment Protocols (NCT07077122) | National and Kapodistrian University of Athens | 2025-08-25 |
| Effects of Exercise-Induced Muscle Damage on Neuromuscular Complexity (NCT07565376) | National and Kapodistrian University of Athens | 2025-08-20 |
| Tirzepatide vs Liraglutide in Bone (NCT07094568) | National and Kapodistrian University of Athens | 2025-05-23 |
| Eccentric Exercise, Muscle Damage, and Oxygen Uptake Across Menstrual Cycle Phases (NCT07581067) | National and Kapodistrian University of Athens | 2025-05-15 |
| Wand STA vs SleeperOne for Pediatric Local Anesthesia (WASO-Kids) (NCT07754851) | National and Kapodistrian University of Athens | 2025-05-05 |
| Effects of Sevoflurane Versus Desflurane Anesthesia Under Protective Mechanical Ventilation for Robotic Assisted Surgery (NCT07304479) | National and Kapodistrian University of Athens | 2025-05-01 |
| Antibacterial Efficacy and Outcomes of Root Canal Irrigation Methods (NCT06959602) | National and Kapodistrian University of Athens | 2025-04-01 |
| Effect of Advanced Hybrid Closed Loop System, MiniMed 780G in Newly Diagnosed Children and Adolescents With Type 1 Diabetes on Glycemic Control and Patient Reported Outcomes Compared to Standard Insulin Therapy Historical Data (AHCL in New Onset T1D Children Study) (NCT06919029) | National and Kapodistrian University of Athens | 2025-04-01 |
| A Prospective, Multicenter Registry to Observe the Treatment Patterns, Clinical Outcomes, and Decision-Making in Patients With Early Breast Cancer Eligible for EndoPredict® Testing (NCT07389408) | National and Kapodistrian University of Athens | 2025-04-01 |
| Evaluation of Dexpanthenol and Hyaluronic Acid Eye Drops on Corneal Epithelialization After Trans Epithelial PRK (NCT06822608) | National and Kapodistrian University of Athens | 2025-02-01 |
| Zero-cost Radiation Protection Method to Reduce Radiation Exposure of Interventional Cardiologists During Transradial Percutaneous Coronary Procedures (FREEPADRAD Trial) (NCT06931171) | National and Kapodistrian University of Athens | 2025-01-30 |
| Evaluation of the Impact of Integrating Dynamic Patient-Specific Motion and Implementing a Jaw Tracking System in the Attribution of the Occlusion in Full-Arch Restorations Through a Digital Workflow: A Clinical Study (NCT06773728) | National and Kapodistrian University of Athens | 2025-01-15 |
| Supplemental High Flow Oxygen to Reduce Infections in Obese Gynecological Cancer Patients (NCT06780813) | National and Kapodistrian University of Athens | 2025-01-10 |
| Prediction of Mortality and Morbidity After Hip Fracture Using Monocyte Distribution Width (MDW) (NCT07350785) | National and Kapodistrian University of Athens | 2024-12-01 |
| Optimizing Postoperative Nutrition in Colorectal Surgery (NCT06737211) | National and Kapodistrian University of Athens | 2024-12-01 |
| Enhanced Recovery Protocols in Gynecologic Oncology (NCT06655506) | National and Kapodistrian University of Athens | 2024-10-20 |
| Transcutaneous Vagus Nerve Stimulation on Fibromyalgia- Double-blind, Sham-controlled Randomized Clinical Trial (NCT06912334) | National and Kapodistrian University of Athens | 2024-10-15 |
| Effectiveness of Ammonium Chloride in Reducing Viral Load (NCT07254052) | National and Kapodistrian University of Athens | 2024-09-01 |
| New Biomarkers and Therapeutic Targets in Osteoporosis Via Omics Technologies (NCT06525688) | National and Kapodistrian University of Athens | 2024-07-03 |
| Pre- and Post-Operative Exercise in Patients With Hip Fracture (NCT05389800) | National and Kapodistrian University of Athens | 2024-07-01 |
| Impact of Beta Blockers on TAVI (BETA-TAVI) (NCT05721170) | National and Kapodistrian University of Athens | 2024-06-01 |
| Palopegteriparatide in Chronic Hypoparathyroidism (NCT07299838) | National and Kapodistrian University of Athens | 2024-06-01 |
| Arresting Carious Lesions With Minimal Intervention Techniques (NCT06388746) | National and Kapodistrian University of Athens | 2024-06-01 |
| Asymmetrical HFNCO vs Standard HFNCO Post Cardiac Surgery Patients (NCT06521489) | National and Kapodistrian University of Athens | 2024-05-01 |
| Rapid Atrial Pacing After TAVI to Predict Pacemaker Implantation (NCT06189976) | National and Kapodistrian University of Athens | 2024-03-01 |
| The Impact of Lifestyle Medicine on the Sense Of Coherence and Biological Age in a Community Sample (NCT06671301) | National and Kapodistrian University of Athens | 2024-02-01 |
| The Prevalence of Osmophobia in Migraine and Tension-Type Headache Patients and Its Association With Migraine Symptoms Over a Period of 6 Months (NCT07329127) | National and Kapodistrian University of Athens | 2024-01-08 |
| Pythagorean Self-Awareness Intervention on Psoriasis Patients. (NCT06691763) | National and Kapodistrian University of Athens | 2023-12-04 |
| Correlation of Ultrasonography Indices of Venous Congestion With Intra-abdominal Pressure in ICU Patients. (NCT06160856) | National and Kapodistrian University of Athens | 2023-12-01 |
| Clinical Investigation of Chemomechanical Parameters for an Efficient Disinfection of the Root Canal (NCT06949176) | National and Kapodistrian University of Athens | 2023-12-01 |
| Immunonutrition in ERAS Protocols in Gynecologic Oncology (NCT06103526) | National and Kapodistrian University of Athens | 2023-10-18 |
| The Impact of Synergies of Indoor Air Pollutants on Childhood Health and Wellbeing (NCT05105386) | National and Kapodistrian University of Athens | 2023-09-01 |
| Mepolizumab Effectiveness in Patients With Chronic Rhinosinusitis, Nasal Polyps and Comorbid Severe Eosinophilic Asthma (NCT06069310) | National and Kapodistrian University of Athens | 2023-09-01 |
| Comparison of the Effectiveness of Two Different Surgical Therapeutic Protocols of Peri-implantitis (NCT05899933) | National and Kapodistrian University of Athens | 2023-07-28 |
| First Local Anaesthesia Thoracoscopy for Pleural Effusion Diagnosis. (NCT06946498) | National and Kapodistrian University of Athens | 2023-05-23 |
| Yield of Implantable Cardiac Monitoring Device in Patients With Acute Ischemic Stroke. (NCT05494034) | National and Kapodistrian University of Athens | 2023-05-05 |
| Assessing the Efficacy of a Hydrogen Peroxide Gel for Oral Wound Healing and Oral Hygiene (NCT06370260) | National and Kapodistrian University of Athens | 2023-05-02 |
| Assessing the Efficacy of a Carbamide Peroxide Mouthwash for Oral Wound Healing, Oral Hygiene and Xerostomia Relief (NCT06363955) | National and Kapodistrian University of Athens | 2023-04-25 |
| Healing After Endodontic Microsurgery Using a Rotary Bur Versus Piezoelectric Unit for Osteotomy and Root Resection (NCT07197658) | National and Kapodistrian University of Athens | 2023-04-25 |
| Ovarian Stimulation With FSH Alone Versus FSH Plus GnRH Antagonist in an Oocyte Donor/Recipient Programme (NCT05759871) | National and Kapodistrian University of Athens | 2023-04-01 |
| The Mechanism of Action of Chlormethine (CL) Gel in the Treatment of MF-CTCL Adult Patients (NCT06421571) | National and Kapodistrian University of Athens | 2023-02-21 |
| Effectiveness of Toothbrushing Habits of Preschool Children, With or Without a Toothbrushing Assisting Application (NCT05788692) | National and Kapodistrian University of Athens | 2023-02-15 |
| Iron Prehabilitation in Endometrial Cancer (NCT06049693) | National and Kapodistrian University of Athens | 2023-01-01 |
| Effectiveness Of Radiofrequency Ablation And Stabilization In Metastatic Spine Lesions By Positron Emission Computed Tomography (PET-CT) Confirmation (NCT06716294) | National and Kapodistrian University of Athens | 2023-01-01 |
| Preterm Donor Human Milk Supplementation of Mother's Own Milk in VLBW Infants (NCT05675397) | National and Kapodistrian University of Athens | 2022-12-01 |
| Application of Non-invasive Neurophysiological Methods in Predicting and Evaluating Postoperative Pain in Adult Patients Undergoing Major Thoracic Surgery (NCT06731010) | National and Kapodistrian University of Athens | 2022-11-01 |
| The Effect of Preoperative Information and Education in the Clinical Outcome of Total Hip Arthroplasty (NCT06662981) | National and Kapodistrian University of Athens | 2022-10-31 |
| EAST-west Colorectal Study (NCT05544487) | National and Kapodistrian University of Athens | 2022-10-01 |
| Gender Differences in the Recovery Rate Following PR in Patients With Long COVID-19 (NCT05736939) | National and Kapodistrian University of Athens | 2022-10-01 |
| Evaluation of the Effect of Leucocyte Platelet-Rich Fibrin (L-PRF) Technique Applied in Post-extraction Sockets Before Placement of Dental Implants (NCT07387913) | National and Kapodistrian University of Athens | 2022-09-05 |
| Design and Development of a Novel Food Supplement for Osteoporosis Based on Gut Microbiome Mechanisms (NCT05421819) | National and Kapodistrian University of Athens | 2022-06-15 |
| Clinical Study to Compare Cold Snare Underwater Polypectomy to Cold Snare Conventional Polypectomy for Colon Polyps [COLDWATER Study] (NCT05273697) | National and Kapodistrian University of Athens | 2022-03-21 |
| Study to Document the Phenomenon of Vitamin D Deficiency and Its Added Value in Patients with Low-energy Osteoporotic Hip Fracture, in Daily Practice in Greece. (NCT06643650) | National and Kapodistrian University of Athens | 2022-03-11 |
| Cortisol Circadian Rhythm in Patients With RA (NCT05671627) | National and Kapodistrian University of Athens | 2022-02-02 |
| Axillary Approach to Brachial Plexus Blockade Using Ketamine, Regional Versus Intravenous Administration (NCT05297422) | National and Kapodistrian University of Athens | 2022-01-20 |
| High Protein Effect on Body Composition and Sarcopenia Markers in Older Patients With Type 2 Diabetes Mellitus (NCT05457088) | National and Kapodistrian University of Athens | 2021-11-01 |
| PostmenopausAL heaLth And DIseAse (PALLADIA) Study (NCT04995276) | National and Kapodistrian University of Athens | 2021-10-01 |
| The Greek Acute Dance Injuries Registry (NCT06220916) | National and Kapodistrian University of Athens | 2021-09-10 |
| Ureteral Stent Related Lower Urinary Tract Symptoms- A Comparative Study (NCT05598710) | National and Kapodistrian University of Athens | 2021-09-01 |
| Effects of IL17/23 Inhibitors on Markers of Subclinical Atherosclerosis in Patients With Psoriasis (NCT07169682) | National and Kapodistrian University of Athens | 2021-09-01 |
| Platelet Rich Plasma in Women With Urinary Incontinence (NCT05112718) | National and Kapodistrian University of Athens | 2021-07-01 |
| Infantile NO Replenishment as a New Therapeutic Possibility (NCT04914806) | National and Kapodistrian University of Athens | 2021-06-01 |
| Stereotactic Radioablation for the Treatment of Refractory Atrial Fibrillation (NCT04833712) | National and Kapodistrian University of Athens | 2021-05-10 |
| Assessment of Diurnal Salivary Cortisol Production in COVID-19 (NCT04988269) | National and Kapodistrian University of Athens | 2021-04-15 |
| Investigation of Stress Levels and Lifestyle of a Sample of Greek General Surgeons in Covid-19 (NCT04791085) | National and Kapodistrian University of Athens | 2021-02-08 |
| Study of the Kinetics of Antibodies Against COVID-19 (SARS-CoV-2) and of Cellular Subpopulations of the Immune System (NCT04743388) | National and Kapodistrian University of Athens | 2021-01-04 |
| A Predictive Score for Arterial Thrombosis Associated With Cancer (NCT05256329) | National and Kapodistrian University of Athens | 2021-01-01 |
| Educational Intervention for Patients Undergoing Surgery for Lung Cancer (NCT07614204) | National and Kapodistrian University of Athens | 2021-01-01 |
| Effectiveness of Wound Drains for the Prevention Of Surgical sITe infectION (NCT05179122) | National and Kapodistrian University of Athens | 2021-01-01 |
| Investigation of Nickel Sensitization After Percutaneous Implantation of Patent Foramen Ovale Occluder (NCT04713683) | National and Kapodistrian University of Athens | 2020-12-10 |
| Pulsatility Index, Vasomotor Reactivity and Leukoencephalopathy in Fabry Patients (NCT04577170) | National and Kapodistrian University of Athens | 2020-11-20 |
| Direct Anterior Approach Versus Mini Posterior Approach Versous Lateral Approach for Displaced Femoral Neck Fractures (NCT04618549) | National and Kapodistrian University of Athens | 2020-11-01 |
| Study of the Cardiometabolic Effects of Obesity Pharmacotherapy (NCT04575194) | National and Kapodistrian University of Athens | 2020-09-08 |
| Effects of Preferential Left Ventricular Pacing on Ventriculoarterial Coupling and Clinical Course of Heart Failure (NCT04420065) | National and Kapodistrian University of Athens | 2020-09-01 |
| Postprandial Gut Hormone Responses in Patients With Type 1 Diabetes Mellitus (NCT04430946) | National and Kapodistrian University of Athens | 2020-08-25 |
| Acceptance-based Intervention at Colorectal Cancer Patients (NCT04573088) | National and Kapodistrian University of Athens | 2020-06-22 |
| Automated Caries Detection Using a 3D Intraoral Scanner. An in Vivo Validation Study. (NCT04812405) | National and Kapodistrian University of Athens | 2020-06-03 |
| Application of S26E for Diabetic Foot Ulcer Healing (NCT04186377) | National and Kapodistrian University of Athens | 2020-05-15 |
| Convalescent Plasma for the Treatment of Patients With Severe COVID-19 Infection (NCT04408209) | National and Kapodistrian University of Athens | 2020-04-23 |
| Antegrade Observational Comparative Study for the Intravesical Instillation Therapy of Bacillus Calmette Guerin With the Use of Different Types of Urinary Catheters in Patients With Urinary Bladder Cancer (NCT05675176) | National and Kapodistrian University of Athens | 2020-04-12 |