| Not Yet Recruiting | Alzheimer's Disease and Faecal Microbiota Transplantation -a Pilot Study Alzheimer s Disease, Faecal Microbiota Transplantation (FMT) | Phase 1 | 2026-01-01 |
| Recruiting | Population-based Atrial Fibrillation Screening in Individuals With NT-proBNP Above Median in the Tromsø Study Atrial Fibrillation (AF), Stroke, NT-pro-BNP | N/A | 2025-10-24 |
| Not Yet Recruiting | Myocardial Infarction Safe Emergency Medicine Accompanying Study: Providing Reperfusion Therapy Within the Rec Infarction | — | 2025-09-01 |
| Recruiting | The Effect of a 6-month Dietitian-tailored Nutrition Intervention to Patients With Critical Illness (DETAIL) ICU Patients, Nutrition Intake, Critical Illness | N/A | 2025-09-01 |
| Recruiting | Decentralized Imaging by REmote Computer Tomography for Cerebral Infarct Thrombolysis Stroke | N/A | 2025-07-17 |
| Enrolling By Invitation | High Intensity Training for Patients with Anxiety Anxiety, Depression Anxiety Disorder, Blood Pressure Check (Hypertension Screening) | N/A | 2025-04-15 |
| Completed | Spinal Anesthesia for Robotic Assisted Laparoscopic Prostatectomy Prostate Cancer Surgery | Phase 4 | 2025-02-28 |
| Not Yet Recruiting | Necrotizing Enterocolitis and Bowel Perforation in Very Preterm Infants - Long-term Follow up Necrotizing Enterocolitis, Intestinal Perforation, Premature Infant Disease | — | 2025-02-01 |
| Enrolling By Invitation | Testing a Group Memory Training Program for People With Brain Injuries Acquired Brain Injury (Including Stroke) | N/A | 2025-02-01 |
| Not Yet Recruiting | Artificial Intelligence Enabled Decision Support for Selection of Patients for Lumbar Spine Surgery Intervertebral Disc Displacement, Spinal Stenosis Lumbar, Lumbar Disc Herniation | N/A | 2025-02-01 |
| Not Yet Recruiting | Ketamine for Combined Depression and Alcohol Use Disorder Depression, Alcohol Use Disorder | Phase 1 / Phase 2 | 2025-01-01 |
| Recruiting | Patient-centered Dosage of Levothyroxine Hypothyroidism, Thyroid Cancer, Thyroid | N/A | 2024-12-20 |
| Enrolling By Invitation | Orthobiologic Treatment for Knee Osteoarthritis Osteoarthritis Knee | Phase 2 / Phase 3 | 2024-09-23 |
| Completed | Digitally Supported Person-centered Care Systems Multiple Chronic Conditions | N/A | 2024-06-18 |
| Recruiting | Virtual Biopsy of Prostate Cancer Using PSMA PET and AI Prostate Cancer (Diagnosis) | — | 2024-06-03 |
| Not Yet Recruiting | Gastropexy as a Treatment Option for Paraesophageal Hernia Paraesophageal Hernia | — | 2024-06-01 |
| Recruiting | Fecal Microbiota Transplantation in Axial Spondyloarthritis Axial Spondyloarthritis, Ankylosing Spondylitis, Dysbiosis | Phase 2 | 2024-06-01 |
| Recruiting | The Cerebral and Cognitive Changes After Intermittent Theta Burst Stimulation (iTBS) Treatment for Depression Depression, Unipolar, Depression Moderate | N/A | 2024-02-12 |
| Unknown | RCT Long COVID-19 Rehabilitation Rehabilitation, Post-Acute COVID-19 Syndrome, Post-Infectious Disorders | N/A | 2023-11-03 |
| Unknown | Improving Quality of ICD-10 Coding Using AI: Protocol for a Crossover Randomized Controlled Trial Gastrointestinal Diseases | N/A | 2023-10-20 |
| Recruiting | Investigations Into Sepsis-associated Acute Kidney Injury Acute Kidney Injury | — | 2023-08-14 |
| Completed | Endogenous Lithium Clearance in Acute Kidney Injury Acute Kidney Injury Due to Sepsis, Proximal Tubule Function, Lithium Clearance | — | 2023-08-01 |
| Recruiting | Improving Stroke Care in North-Norway Through Artificial Intelligence Ischemic Stroke | N/A | 2023-06-01 |
| Unknown | Mentalizing Education in a Psychiatric Out-patient Clinic Mental Health Education | N/A | 2023-03-01 |
| Completed | Lithium Clearance in Patients With High Risk of Acute Kidney Injury Acute Kidney Injury | — | 2022-12-07 |
| Withdrawn | Treatment of Frostbite Sequelae With Botulinum Toxin A Cold Hypersensitivity, Vascular System Injuries, Vibration; Disorder | Phase 2 | 2022-11-01 |
| Unknown | Prevalence and Long Term Effects of Frailty in Elderly Intensive Care Patients Frailty, Critical Illness | — | 2022-07-07 |
| Completed | The Antidepressant Effect of Intermittent Theta Burst Stimulation (iTBS) Depression, Executive Dysfunction | N/A | 2022-06-04 |
| Recruiting | Drug-free Without Toothache. A Study of Free Dental Treatment as a Part of Substance Abuse Treatment Substance Abuse, Dental Caries | N/A | 2022-04-06 |
| Completed | Norwegian Birch Rust Allergy Study Hypersensitivity, Immediate | — | 2022-01-01 |
| Unknown | Visualizing ACNES and LUCNES With DIRT Nerve Compression Syndrome, Abdominal Pain, Lower Back Pain | — | 2022-01-01 |
| Completed | Enhanced Recovery After Laparoscopic Colorectal Surgery Rectal Cancer, Postoperative Pain | Phase 4 | 2022-01-01 |
| Completed | Early Exercise Training in Patients Following Heart Valve Surgery for Infective Endocarditis. Endocarditis, Heart Valve Diseases | N/A | 2021-11-30 |
| Completed | Distribution of FMT After Delivery by · Lower GI Endoscopy vs Enema With and Without Positioning of the Patien Fecal Microbiota Transplantation | N/A | 2021-10-25 |
| Enrolling By Invitation | Measures for Bioaerosol Reduction in the Salmon Industry Asthma, Occupational, Hypersensitivity | N/A | 2021-09-20 |
| Completed | Physical Activity, mHealth and Intellectual Disability - a Pilot Study Intellectual Disability | N/A | 2021-05-07 |
| Active Not Recruiting | Donor Versus Autologous Fecal Microbiota Transplantation for Irritable Bowel Syndrome Irritable Bowel Syndrome | Phase 3 | 2021-05-05 |
| Recruiting | Prediction of Outcome by Echocardiography in Left Bundle Branch Block Left Bundle-Branch Block | — | 2021-04-15 |
| Completed | E-health Interventions to Promote Physical Activity Among Inactive Adults Physical Activity Promotion Among Inactive Adults | N/A | 2021-04-08 |
| Completed | Timely Reperfusion in Acute ST-segment Myocardial Infarction Acute Myocardial Infarction | — | 2020-11-01 |
| Unknown | Tromsø Birch Rust Allergy Study. Allergy to Birch Rust, a Possible Explanation to Seasonal Airway Allergy Duri Hypersensitivity, Immediate, Allergy | — | 2020-08-01 |
| Unknown | Limb-Girdle Muscular Dystrophy Type 2I in Norway Limb Girdle Muscular Dystrophy, Type 2I, Limb Girdle Muscular Dystrophy, Muscular Dystrophies | — | 2020-01-06 |
| Withdrawn | Hemodynamic Monitoring of Newborn Infants With Impedance Cardiography Versus Echocardiography; a Validation St Hemodynamics | — | 2020-01-01 |
| Terminated | Physical Activity With Tailored E-health Support for Individuals With Intellectual Disability Intellectual Disability | N/A | 2020-01-01 |
| Completed | Measurement of Perioperative Glomerular Filtration Rate Rectal Cancer, Colon Cancer | — | 2019-12-26 |
| Active Not Recruiting | Health in Work - a Measure for Increased Coping and Work Inclusion Musculoskeletal Pain, Mental Health Wellness 1, Work-Related Condition | N/A | 2019-06-14 |
| Completed | Ventilator Settings on Patients With Acute Brain Injury Acute Brain Injury, Ventilator-Induced Lung Injury, Cerebrovascular Circulation | N/A | 2019-06-01 |
| Unknown | Randomized Controlled Trial of Fecal Microbiota Transplantation in Severe Obesity Obesity, Morbid | N/A | 2019-05-13 |
| Completed | A Four Month Home Based tDCS Study on Patients With Alzheimer's Disease. Alzheimer Disease | N/A | 2019-04-01 |
| Completed | Diaphragm-sparing Nerve Blocks for Shoulder Arthroplasty Shoulder Disease | N/A | 2019-03-18 |
| Completed | The Comeback Study Chronic Fatigue Syndrome, Myalgic Encephalomyelitis | Phase 2 | 2019-02-15 |
| Unknown | DIEP Flap Perfusion Evaluated by DIRT and ICG-FA. Reconstructive Surgical Procedures | — | 2019-01-16 |
| Terminated | PET/MR Imaging in Lung Cancer Lung Cancer | N/A | 2018-12-12 |
| Completed | Emotional and Cognitive Determinants of Post-stroke Fatigue Stroke, Fatigue, Post-Stroke Fatigue | — | 2018-05-30 |
| Terminated | Exercise for Improving Prostate Oxygenation in Prostate Tumors (Exipox) Prostate Cancer, Physical Activity, Hypoxia | N/A | 2018-05-01 |
| Completed | Nevus Doctor Clinical Decision Support for GPs Melanoma (Skin), Non-melanoma Skin Cancer, Actinic Keratoses | N/A | 2018-01-17 |
| Completed | The Effect of Vitamin D Supplementation on Psoriasis Severity Psoriasis, Vitamin D Deficiency | N/A | 2017-11-24 |
| Completed | Intervention With Omega-3 in Children With Attention Deficit Hyperactivity Disorder(ADHD) ADHD, ADD | N/A | 2017-11-03 |
| Completed | MEV to Block the Posterior and Lateral Cords of the Infraclavicular Brachial Plexus Shoulder Disease, Anesthesia | Phase 4 | 2017-10-30 |
| Completed | North Health in Intellectual Disability Intellectual Disabilities (F70-F79) | — | 2017-10-01 |
| Completed | Auditive and Renal Long Term Outcomes - Risk After Aminoglycoside Therapy in Neonates (AURORA) Hearing Loss, Gentamicin Adverse Reaction, Renal Tubular Disorder | — | 2017-09-15 |
| Unknown | Tenecteplase in Wake-up Ischaemic Stroke Trial Ischemic Stroke, Stroke, Acute | Phase 3 | 2017-06-12 |
| Completed | Pilot Study on Botulinum Toxin B as Treatment for Hidradenitis Suppurativa Hidradenitis Suppurativa | N/A | 2017-06-01 |
| Completed | Radiofrequence Microtenotomy for Treatment of Achilles Tendinose Achilles Pain | N/A | 2017-01-02 |
| Active Not Recruiting | Clinical Implementation of TNM-immunoscore in Resected Non-small Cell Lung Cancer Non-Small Cell Lung Cancer | — | 2016-11-28 |
| Unknown | The PAtient-Centred Team - Effectiveness and Cost-effectiveness Study Frail Elderly w/ Multimorbidity & Functional Limitations | N/A | 2016-08-15 |
| Unknown | Improving the Health Care in Inflammatory Bowel Disease. Crohn Disease, Colitis, Ulcerative | — | 2016-05-15 |
| Completed | A Novel Combination of Peripheral Nerve Blocks for Patients Scheduled for Shoulder Surgery Pain | N/A | 2016-04-01 |
| Unknown | The Role of Referred Pain From the Retro Trochanteric Region in Patients With Knee Pain Referred Pain | N/A | 2015-10-01 |
| Completed | Laparoscopic High-Ligation Repair of Indirect Inguinal Hernias in Adults Inguinal Hernia, Indirect, Surgery, Postoperative Pain | N/A | 2015-06-20 |
| Completed | Preterm Infant Gut (PINGU) - a Norwegian Multi Centre Study Mixed Flora; Infection | — | 2015-03-01 |
| Completed | Radiofrequency Microtenotomy for Treatment of Rotator Cuff Tendinopathy Shoulder Impingement Syndrome | N/A | 2015-03-01 |
| Completed | Chronic Pelvic Pain in Women - Conservative Group Treatment Compared to Standard Conservative Treatment. Pelvis Pain Chronic | N/A | 2015-02-01 |
| Completed | A Randomized Online Health Experiment for a Safer Youth Sexual Behaviour Sexually Transmitted Diseases, Chlamydia Trachomatis | N/A | 2015-01-01 |
| Completed | Fecal Microbial Transplantation in Treatment of Irritable Bowel Syndrome; a Double Blinded Placebo Controlled Irritable Bowel Syndrome | Phase 2 | 2014-12-01 |
| Completed | Long-Term Integrated Telerehabilitation of COPD Patients. A Multi-Center Trial Pulmonary Disease, Chronic Obstructive | N/A | 2014-10-01 |
| Unknown | CHF Home Telemonitoring: A Home Telemonitoring Service for Chronic Heart Failure Patients on Trial Congestive Heart Failure | N/A | 2014-10-01 |
| Completed | Nevus Doctor Clinical Decision Support Nevus, Melanoma | N/A | 2014-10-01 |
| Completed | Treatment of Splenic Trauma: a Retrospective Cohort Study Splenic Injury | — | 2014-09-01 |
| Completed | Allergy Against Different Species of Fish in Children and Adolescents Allergic to Fish Fish Allergy | N/A | 2014-09-01 |
| Unknown | Stroke and Rehabilitation in North of Norway and Central Denmark Stroke, Acute | — | 2014-04-01 |
| Terminated | Supporting Doctor-patient Communication in Oncology Communication | N/A | 2014-04-01 |
| Completed | Quality of Life and Rehabilitation Pathway in Northern Norway and Denmark. Stroke, Quality of Life | — | 2014-03-15 |
| Unknown | Stroke in North of Norway and Denmark. A Prospective Cohort Study. Stroke | — | 2014-03-01 |
| Withdrawn | Congestive Heart Failure Home Telemonitoring Heart Failure, Blood Pressure, Body Weight | N/A | 2014-02-01 |
| Completed | A Novel Selective Block of the Suprascapular Nerve Ligament Injury, Fracture | Phase 4 | 2014-01-01 |
| Completed | Treatment of Axial Spondyloarthritis With Reduced Doses of NSAIDs Axial Spondyloarthritis | N/A | 2014-01-01 |
| Withdrawn | Ulcerative Colitis and Vitamin D Supplementation Ulcerative Colitis | Phase 1 / Phase 2 | 2013-04-01 |
| Completed | Renal Sympathetic Denervation and Potential Effects on Glucose Metabolism and Cardiovascular Risk-Factors Hypertension, Resistant to Conventional Therapy | N/A | 2013-03-01 |
| Completed | Model Driven Diabetes Care Diabetes Mellitus, Type 1 | N/A | 2013-03-01 |
| Completed | Evaluation of Trauma Team Activation Criteria Trauma, Injuries | — | 2013-02-01 |
| Completed | Skin Perfusion After Abdominal Surgery Surgical Wound Infection | — | 2013-01-01 |
| Completed | Screen-detected Coeliac Disease, a Population Based Study Celiac Disease | N/A | 2012-10-01 |
| Completed | Mental Health and Cognitive Dysfunction: A Multicenter Study at Pediatric Rehabilitation Clinics in North Norw Mental Disorders | — | 2012-10-01 |
| Completed | Telemedicine Versus Traditional Specialist Consultation for Headache: a Non-inferiority Trial Headaches | N/A | 2012-09-01 |
| Completed | Auditory Brainstem Response as a Diagnostic Tool in Schizophrenia and Bipolar Disorder Bipolar Disorder, Schizophrenia, Attention Deficit Disorder With Hyperactivity | — | 2012-07-01 |
| Completed | Use of Alternative Medicine in Patients With Dementia and Mild Cognitive Dysfunction Dementia, Cognitive Impairment | — | 2012-03-01 |
| Completed | Patient Comfort During High Flow Nasal Cannula Versus Nasal Continuous Airway Pressure (CPAP) Respiratory Distress Syndrome, Newborn, Medical Device Discomfort | N/A | 2012-02-01 |
| Completed | Treatment of Fecal Incontinence After Obstetric Anal Sphincter Injuries Fecal Incontinence | N/A | 2012-02-01 |
| Completed | Minimum Effective Volume of Ropivacaine 7.5 mg/ml for the Lateral and Sagittal Infraclavicular Brachial Plexus Pain | Phase 4 | 2012-02-01 |
| Completed | eRehab: Can Information and Communication Technology (ICT) Enhance Self-management of Cardiovascular Disease? Cardiovascular Diseases | N/A | 2012-01-01 |
| Unknown | Comparison of Low-radiation Dose CT Angiography With Invasive Coronary Angiography in Stable Coronary Disease Coronary Artery Disease | N/A | 2012-01-01 |
| Completed | Outcomes After Surgery for Degenerative Cervical Radiculopathy in Patients with Concurrent Headache Headache, Cervical Radiculopathy | — | 2012-01-01 |
| Completed | Transcranial Direct Current Stimulation (tDCS) as Treatment Method for Pain in Fibromyalgia Fibromyalgia | N/A | 2011-12-01 |
| Active Not Recruiting | ACI-C Versus AMIC. A Randomized Trial Comparing Two Methods for Repair of Cartilage Defects in the Knee Osteochondritis Dissecans, Osteoarthritis, Cartilage Injury | N/A | 2011-10-01 |
| Completed | Practical Health Co-operation - The Impact of a Referral Template on Quality of Health Care Referral, Quality of Health Care | N/A | 2011-09-01 |
| Completed | Videoconference in Stoma Out-patient Clinic Surgical Operation With Formation of External Stoma | N/A | 2011-09-01 |
| Terminated | Telestroke in Nordland Hospital. A Study of a Telemedicine Network in Rural Hospitals Stroke, Acute | N/A | 2011-08-01 |
| Completed | Self-management in Type 2 Diabetes Patients Using the Few Touch Application Type 2 Diabetes | EARLY_Phase 1 | 2011-03-01 |
| Terminated | Intracranial Aneurysms and Cognitive Function Intracranial Aneurysms | — | 2011-03-01 |
| Completed | Important Factors in Integration of Vocational Rehabilitation in Mental Health Psychiatric Patients Experiences of Vocational Rehabilitation During Admittance in Hospital | — | 2011-02-01 |
| Completed | WHAT (Women, Hot-flashes, Activity, Trial) - Physical Activity for Treatment of Hot Flushes Among Postmenopaus Postmenopausal Symptoms, Hot Flashes | N/A | 2011-01-01 |
| Completed | Electronic Referral and Booking of Outpatient Day Case Surgery Compared With Traditional Referral Routines. Referral and Consultation, Telemedicine, Surgery, Outpatient | N/A | 2010-10-01 |
| Completed | Snow Disease Surveillance System Study Communicable Diseases | N/A | 2010-10-01 |
| Completed | Duration of Untreated Psychosis (DUP) and Pathways to Care in Nordland Schizophrenia and Disorders With Psychotic Features, Affective Psychosis, Bipolar, Psychoses | — | 2010-09-01 |
| Completed | Transepithelial Corneal Collagen Cross-linking (CXL) in Treatment of Keratoconus Keratoconus | Phase 2 | 2010-07-01 |
| Completed | Helicobacter Pylori Resistance Helicobacter Pylori Resistance | — | 2010-04-15 |
| Completed | Adenosine Cardioplegia; Improved Cardioprotection? Angina Pectoris | Phase 1 / Phase 2 | 2010-04-01 |
| Completed | The Norwegian Physical Therapy Study in Preterm Infants Movement Disorders | N/A | 2010-03-18 |
| Withdrawn | Effects of Structured Rehabilitation Program on Quality of Life in Rectal Cancer Patients- a Randomized Contro Quality of Life, Sexual Function, Urinary Incontinence | N/A | 2009-05-01 |
| Completed | Mindfulness Training for Staff (MTS) Stress | EARLY_Phase 1 | 2009-05-01 |
| Completed | Dynamic Infrared Thermography as an Alternative to CT Angiography Breast Cancer | — | 2009-04-01 |
| Completed | The Activity School in Finnmark for Overweight Children Obesity, Overweight | N/A | 2009-04-01 |
| Terminated | Adjuvant Acupuncture Care for Breast Cancer Patients Experiencing Side Effects From Chemotherapy Breast Cancer | N/A | 2009-04-01 |
| Completed | Dynamic Infrared Thermography in Breast Cancer Diagnostics Breast Cancer | N/A | 2009-04-01 |
| Unknown | Progestagen Type in Postmenopausal Hormone Therapy and Blood Gene Expression Profile Pharmacogenomics, Systems Biology | Phase 4 | 2008-12-01 |
| Completed | Vitamin D AND Glucose Handling Evaluated by Glucose Clamp Insulin Sensitivity, Intraocular Pressure | Phase 2 | 2008-11-01 |
| Terminated | Norwegian Constraint-Induced (CI) Therapy Multisite Trial Cerebrovascular Accident | Phase 3 | 2008-10-01 |
| Completed | Can Vitamin D Supplementation Prevent Bone Loss in Persons With Multiple Sclerosis Multiple Sclerosis, Osteoporosis | Phase 4 | 2008-01-01 |
| Completed | Remote Orthopedic Outpatient Consultation by Help of Telemedicine Orthopedic Disorders | N/A | 2007-11-01 |
| Recruiting | Long-term Reoperations After Lumbar Spinal Stenosis Surgery Degenerative Lumbar Spondylolisthesis | — | 2007-09-19 |
| Completed | Fructose Malabsorption in Northern Norway Irritable Bowel Syndrome, Fructose Malabsorption | Phase 2 / Phase 3 | 2007-09-01 |
| Completed | Follow-up After Surgery for Colon Cancer. General Practice vs. Surgical-based Follow-up? Colon Cancer | N/A | 2007-06-01 |
| Completed | High Dosage Vitamin D and Osteoporosis Osteoporosis, Osteopenia | Phase 4 | 2007-02-01 |
| Terminated | Nutritional Intervention in Malnourished Elderly Patients Malnutrition | Phase 4 | 2006-12-01 |
| Completed | Gender, Pain, and Placebo Analgesia Experimental Pain | N/A | 2006-09-01 |
| Completed | A Randomized, Controlled, Clinical Trial of Biofeedback and Anal Injections as First Treatment of Fecal Incont Fecal Incontinence | Phase 1 | 2006-05-01 |
| Terminated | Temporary Prosthesis in Traumatic Below-knee Amputation Transtibial Amputation | N/A | 2006-03-01 |
| Completed | Acupuncture for Hot Flushes in Menopause Menopause, Hot Flashes | N/A | 2006-02-01 |
| Completed | Natto Supplementation to Prevent Loss of Bone Mass in Women Immediately After Menopause Perimenopausal Bone Loss | Phase 2 | 2006-01-01 |
| Completed | Older Men and Testosterone Hypogonadism | N/A | 2005-09-01 |
| Completed | A Study Comparing Mirena and Systemic Progestin for Endometrial Hyperplasia Endometrial Hyperplasia | Phase 4 | 2005-05-01 |
| Unknown | Primary Uncemented Partly Ti-coated Total Hip Prosthesis With and Without HA, and Alumina-on-alumina Articulat Survival of the Implants With Revision as Endpoint, Clinical Performance With HHS, Patients Satisfaction With the Hip Implant | N/A | 2004-04-01 |
| Completed | Radial Artery Bypass Graft Study of Tromsø Coronary Arteriosclerosis, Myocardial Infarction | — | 2004-01-01 |
| Completed | The Dementia Study in Northern Norway Alzheimer Disease | Phase 4 | 2003-06-01 |
| Unknown | Audiometric Parameters in Conductive Hearing Loss and Middle Ear Disease Otosclerosis, Tympanic Membrane Perforation | — | 2002-09-01 |
| Completed | Postoperative Oral Intake Trial Postoperative Care | Phase 1 | 2001-02-01 |
| Completed | Project Early Intervention 2000 Preterm Infants, Parenting Stress | N/A | 1999-03-01 |