| Not Yet Recruiting | Mechanisms of Persistent Fatigue Fatigue Post Viral | — | 2026-04-01 |
| Not Yet Recruiting | Aminoglycosides in Early Sepsis Sepsis | Phase 4 | 2026-04-01 |
| Recruiting | Akershus Cardiac Examination (ACE) 5 Study Heavy Smokers, Lung Cancer Screening, Cardiovascular Risk Profile | N/A | 2025-10-01 |
| Enrolling By Invitation | Cardiomodulatory Effects of Gender-Affirming Hormone Therapy Gender Incongruence, Cardiovascular Disease (CVD) Risk Factors | — | 2025-09-05 |
| Recruiting | Infliximab Infusion Rates in Pediatric Inflammatory Bowel Disease Infliximab, Infusion, IBD (Inflammatory Bowel Disease) | N/A | 2025-02-01 |
| Enrolling By Invitation | The Effect of Arterial Carbon Dioxide Levels on Cerebral Blood Flow and Cerebral Autoregulation in the Steep T Intracranial Pressure, Circulation System, Cerebral Perfusion Pressure | N/A | 2025-01-24 |
| Recruiting | Diabetes Related Foot Ulcers with Negative Pressure Wound Therapy Diabetic Foot Ulcer | N/A | 2025-01-02 |
| Recruiting | The Follow-up After Shorter Tapes Study. Effectiveness and Safety of Shorter Trans-obturator Tapes. Stress Urinary Incontinence, Postsurgical Pain, Follow-Up Studies | — | 2024-10-24 |
| Recruiting | Management of Patients with Heart Failure At Home After Hospital Discharge Heart Failure | N/A | 2024-10-01 |
| Enrolling By Invitation | Improved Detection of Myocardial Fibrosis: a Cardiovascular Magnetic Resonance Imaging Study Myocardial Diseases | — | 2024-08-22 |
| Not Yet Recruiting | Saline Infusion Test in Hyponatremia Hyponatremia | — | 2024-07-01 |
| Recruiting | A Study to Improve the Collaboration Between Primary and Secondary Health Care on the Treatment of Osteoporosi Hip Fractures, Osteoporosis, Zoledronic Acid | N/A | 2024-01-01 |
| Recruiting | Brief Intervention for Sleep Medication Misuse Among Elderly Harmful Use of Hypnotic | N/A | 2023-10-09 |
| Completed | The Effect of Orofacial Myofunctional Therapy With Autofeedback on Obstructive Sleep Apnea Sleep Apnea, Obstructive | N/A | 2023-08-29 |
| Terminated | Akershus University Hospital Retrospective Cohort Study of Family Based Treatment Anorexia Nervosa, Atypical Anorexia Nervosa | — | 2023-03-27 |
| Recruiting | Nicotinamide Riboside and Prevention of Cancer Therapy Related Cardiac Dysfunction in Breast Cancer Patients Breast Cancer, Metastatic Breast Cancer, Cancer Therapy-Related Cardiac Dysfunction | Phase 2 | 2023-03-16 |
| Active Not Recruiting | Akershus Cardiac Examination 4 Study Heart Failure, Tachypnea | N/A | 2023-03-03 |
| Active Not Recruiting | Mental Intervention and Nicotinamide Riboside Supplementation in Long Covid Long COVID | Phase 2 | 2023-01-30 |
| Completed | Neoadjuvant Treatment of Locally-advanced Breast Cancer Patients With Ribociclib and Letrozole Breast Cancer, HER2-negative Breast Cancer, ER-positive Breast Cancer | Phase 2 | 2022-12-01 |
| Completed | Learning From Excellence in a Hospital Unit Health Personnel, Resilience, Patient Safety | — | 2022-11-14 |
| Active Not Recruiting | METIMMOX-2: Metastatic pMMR/MSS Colorectal Cancer - Shaping Anti-Tumor Immunity by Oxaliplatin Colorectal Adenocarcinoma, Mucinous Adenocarcinoma, Signet Ring Cell Adenocarcinoma | Phase 2 | 2022-10-05 |
| Unknown | Return to Work - Will Brief Intervention Reduce Opioid-induced Back Pain? Opioid Dependence, Low Back Pain, Opioid Use | N/A | 2022-08-01 |
| Unknown | Chiropractic Spinal Manipulative Therapy for Acute Neck Pain Acute Neck Pain | Phase 4 | 2022-05-23 |
| Completed | Plan D- Vitamin D Supplementation in Psychotic Disorders Schizophrenia Spectrum and Other Psychotic Disorders | N/A | 2022-04-04 |
| Completed | Ultrasound Assessment of Atherosclerotic Plaque Burden and Cardiovascular Risk: A 10-Year Prospective Study Cardiovascular Diseases, Fatty Liver, Atherosclerosis of Femoral Artery | — | 2022-04-01 |
| Recruiting | Tailoring Treatment in Colorectal Cancer Colorectal Neoplasms | — | 2022-03-28 |
| Completed | Subcutaneous Versus Intravenous Morphine When Switching From Oral to Parenteral Route in Palliative Cancer Pat Pain Cancer | Phase 3 | 2022-03-08 |
| Completed | Short-time Intervention in Post-Covid Syndrome Syndrome (SIPCOV): A Pragmatic Randomised Controlled Trial COVID-19 | N/A | 2022-02-21 |
| Active Not Recruiting | Effect of Physical Activity and Pain Education on Endometriosis-associated Pain Endometriosis | N/A | 2022-02-15 |
| Recruiting | Antibiotic Therapy in Viral Airway Infections Infectious Disease, Influenza, Respiratory Syncytial Virus (RSV) | Phase 4 | 2022-01-13 |
| Unknown | Influence of Morphine or Ketamine or Saline Applied During In-hospital Cardiopulmonary Resuscitation on Early Cardiac Arrest | Phase 1 | 2021-10-01 |
| Completed | Andosan in Allergic and Asthma Patients Allergic Asthma, Allergic Rhinoconjunctivitis, Immune Tolerance | N/A | 2021-08-31 |
| Recruiting | Precision Therapy Versus Standard Therapy in AML and MDS in Elderly AML, Adult, MDS | Phase 2 | 2021-06-22 |
| Recruiting | How to Best Treat Anterior Cruciate Ligament Injuries Anterior Cruciate Ligament Injuries | N/A | 2021-04-29 |
| Active Not Recruiting | The Norwegian Addiction, Pain and Trauma Study Chronic Pain, Post-traumatic Stress Disorder, Substance Use Disorders | — | 2021-03-23 |
| Terminated | Young People and Illness Management and Recovery (IMR) Psychosis, Bipolar Disorder, Other Diagnoses and Conditions | — | 2021-03-09 |
| Unknown | Detection of Renal Fibrosis and Prediction of Kidney Function Decline Kidney Scarring | — | 2021-02-01 |
| Completed | Long-term Effects of COVID-19 in Adolescents Covid19 | — | 2021-01-06 |
| Completed | Strategies to Reduce Contrast Medium in Spectral CT Pulmonary Angiography Pulmonary Embolism | N/A | 2020-11-23 |
| Recruiting | Two- Part Proximal Humerus - Conservative vs Operative Proximal Humerus Fracture, 2 Part Fracture | N/A | 2020-10-01 |
| Unknown | To Repeat or Not to Repeat - Preventing Intergenerational Transfer of Adverse Childhood Experiences Psychological Trauma | — | 2020-08-24 |
| Recruiting | COVID-19 in Hospitalised Norwegian Children - Risk Factors, Outcomes and Immunology Pediatric Respiratory Diseases, COVID, Fatigue Post Viral | — | 2020-04-03 |
| Unknown | Patient-reported Outcomes and Lung Function After Hospitalization for COVID-19 Covid19, Lung Function Decreased | — | 2020-03-31 |
| Unknown | Norwegian Coronavirus Disease 2019 Study Corona Virus Infection | Phase 4 | 2020-03-25 |
| Unknown | Mechanisms for Covid-19 Disease Complications COVID, Coronavirus Infection | — | 2020-03-18 |
| Unknown | Heart Failure in Norway: Clinical Characteristics, Mortality and Health Care Resource Use Heart Failure, Heart Failure With Preserved Ejection Fraction, Heart Failure With Reduced Ejection Fraction | — | 2020-01-20 |
| Terminated | Remifentanil Tapering and Post-adenotonsillectomy Pain in Children Child, Only, Pain, Tonsillectomy | Phase 4 | 2020-01-16 |
| Completed | Extracorporeal Photopheresis of Patients With Crohn's Disease Using 5-aminolevulinic Acid Crohn Disease | Phase 1 / Phase 2 | 2019-11-22 |
| Recruiting | Ruling Out Coronary Artery Disease and Myocardial Injury by Biomarkers Coronary Artery Disease | — | 2019-10-23 |
| Completed | Opportunstic Hepatitis C Virus Treatment Hepatitis C, Substance Use Disorders | N/A | 2019-10-01 |
| Completed | The Efficacy of Goal Focused, Non-Pharmacological Treatment for Persons With ADHD/ADD. Attention-Deficit Hyperactivity Disorder, Unspecified Type | N/A | 2019-08-15 |
| Terminated | Small Children, Big Emotions Emotional Disturbances | N/A | 2019-08-15 |
| Completed | Reducing Coercion in Norway (RECON) Compulsion | N/A | 2019-06-25 |
| Active Not Recruiting | NAD Supplementation to Prevent Progressive Neurological Disease in Ataxia Telangiectasia Ataxia Telangiectasia | Phase 2 | 2019-06-05 |
| Completed | Ultra Low Iodine Loaded Spectral CT Angiography (CTA) Peripheral Arterial Disease, Renal Insufficiency | N/A | 2019-01-28 |
| Completed | Preoperative Presence of Gastric Content in Non-fasting Patients - an Ultrasound Study Non-fasting Patients, Rapid Sequence Intubation, Anesthesia Intubation Complication | — | 2019-01-02 |
| Completed | Effects of a Dementia-friendly Program Delirium, Cognitive Impairment, Dementia | N/A | 2018-11-22 |
| Unknown | High Dose Omega 3 in People at Risk for Dementia Dementia, Inflammation, Mild Cognitive Impairment | Phase 2 | 2018-10-01 |
| Unknown | Anxiety and Depression in COPD; Prevalence, Detection and Prognosis COPD, Anxiety Disorders, Depressive Disorder | — | 2018-06-15 |
| Completed | METIMMOX: Colorectal Cancer METastasis - Shaping Anti-tumor IMMunity by OXaliplatin Colorectal Cancer Metastatic | Phase 2 | 2018-05-29 |
| Unknown | Medication Free Treatment: Characteristics, Justification and Outcome Mental Illness | — | 2018-05-14 |
| Unknown | Computed Tomography (CT) Guided Lung Biopsy With Plug Computed Tomography, Biopsy, Pneumothorax, Chest Tube, Plug | N/A | 2018-05-04 |
| Completed | DAIR for Infected Total Hip Arthroplasty - Does the Operative Approach Influence the Functional Result? Hip Prosthesis Infection, Arthroplasty Complications | — | 2018-04-23 |
| Completed | Why Still in Hospital After Hip Fracture Surgery? Hip Fractures | — | 2017-09-11 |
| Active Not Recruiting | Medication Misuse and Dependence Among Elderly Mild Cognitive Impairment, Elderly, Substance-Related Disorders | — | 2017-05-03 |
| Completed | The Programmed Intermittent Epidural Bolus Adrenaline Study Labor Pain | N/A | 2017-03-20 |
| Unknown | Medicines Reconciliation at an Intensive Care Unit Medicines Reconciliation, Intensive Care Unit | N/A | 2017-02-06 |
| Terminated | Fecal ESBL Resurgence During Antibiotic Treatment Antibiotic Drug Resistance | — | 2016-11-01 |
| Unknown | Plate Fixation Versus Intramedullary Nailing of 3 and 4 Part Proximal Humerus Fractures Shoulder Fractures, Humeral Fractures, Proximal | N/A | 2016-10-01 |
| Completed | Cardiac Murmurs in Children: Predictive Value of Cardiac Markers Congenital Heart Disease | — | 2016-09-01 |
| Active Not Recruiting | Scandinavian Multicenter Study to Advance Risk Stratification in Heart Disease- Ventricular Arrhythmias Ventricular Arrhythmias, Implantable Defibrillator User, Biological Markers | — | 2016-08-01 |
| Completed | Implementation of National Guidelines for Treatment of Psychoses Psychotic Disorders | — | 2016-06-22 |
| Completed | Prediction and Detection of Occult Atrial Fibrillation in Patients After Acute Cryptogenic Stroke and TIA Cerebrovascular Stroke, Atrial Fibrillation | — | 2016-05-15 |
| Active Not Recruiting | Stroke of Unknown Cause in Women: The Impact of Long-term Heart Monitoring on Stroke Recurrence Cryptogenic Stroke, Atrial Fibrillation, Implantable Cardiac Monitor | — | 2016-05-01 |
| Completed | Apixaban as Treatment of Venous Thrombosis in Patients With Cancer: The CAP Study Neoplasms, Venous Thrombosis | Phase 4 | 2016-04-01 |
| Completed | Autologous Cartilage Implantation vs Arthroscopic Debridement Knee Injury, Cartilage Injury | N/A | 2016-04-01 |
| Completed | Oxycodone in Serum After Postoperative Oral Oxycodone in Caesarean Sections Under Spinal Anesthesia Analgesic Adverse Reaction, Cesarean Delivery Affecting Newborn | — | 2016-02-01 |
| Unknown | Sacral Nerve Modulation in IPAA Patients With Poor Function Stoma Malfunction | N/A | 2016-01-01 |
| Completed | Norwegian Cartilage Project - Microfracture Knee Injury, Cartilage Injury | N/A | 2016-01-01 |
| Completed | Core Temperature in Open Water Wetsuited Swimming. Temperature | — | 2015-10-27 |
| Completed | Mental Training for CFS Following EBV Infection in Adolescents Fatigue Syndrome, Chronic, Epstein-Barr Virus Infection | N/A | 2015-10-01 |
| Terminated | Testis CAB: Cabazitaxel as Salvage Treatment for Cisplatin-resistant Germ Cell Cancer Testicular Cancer | Phase 2 | 2015-06-01 |
| Completed | Shared Care and Usual Health Care for Mental and Comorbid Health Problems Mental Disorders | — | 2015-05-18 |
| Completed | Non-adherence and Polypharmacy in Elderly Patients Adherence | N/A | 2015-05-01 |
| Completed | Chronic Fatigue Following Acute Epstein-Barr Virus Infection in Adolescents Fatigue Syndrome, Chronic, Epstein-Barr Virus Infections | — | 2015-03-01 |
| Completed | A Register Study of Effects Following Local Variation in Rates of Involuntary Care Schizophrenia and Related Disorders, Bipolar Disorder | — | 2015-01-01 |
| Unknown | HCV Treatment in a Low-threshold Clinic Hepatitis C, Substance Use Disorders | — | 2015-01-01 |
| Completed | 5 Years Mortality-rate in Patients Treated for Severe Pneumonia in an ICU - a Retrospective Study Pneumonia | — | 2014-06-01 |
| Completed | Implementation of Illness Management and Recovery in Mental Health Services Bipolar Disorder, Schizophrenia, Affective Disorders, Psychotic | N/A | 2014-03-01 |
| Recruiting | The Norwegian Cerebral Venous Thrombosis Study Cerebral Vein Thrombosis, Cerebral Venous Sinus Thrombosis | — | 2014-01-01 |
| Terminated | Family Based Treatment of Depressed Adolescents (AHUS) Depressive Disorder, Mood Disorder, Major Depression | N/A | 2013-10-01 |
| Completed | Dupuytren´s Disease Study. Primary Disease, MCP Joint, Xiapex, PNF Dupuytren Contracture | Phase 4 | 2013-10-01 |
| Completed | Functional MRI of Hypoxia-mediated Rectal Cancer Aggressiveness Rectal Diseases, Rectal Neoplasms, Gastrointestinal Diseases | — | 2013-10-01 |
| Withdrawn | Study of Cartilage Relaxometry and Physical Activity in Osteoarthritis Osteoarthritis | N/A | 2013-03-01 |
| Completed | Treatment Results After Acute Rupture of the Achilles Tendon. Rupture of Achilles Tendon | N/A | 2013-02-01 |
| Completed | Is Chiropractic Spinal Manipulative Therapy an Efficient Treatment Option for Migraine Migraine With Aura, Migraine Without Aura | N/A | 2013-02-01 |
| Completed | Complications and Functional Outcome of Displaced Femoral Neck Fractures in Patients Younger Than 70 Years Femoral Neck Fractures, Osteoporosis | N/A | 2013-01-01 |
| Completed | Is Chiropractic Spinal Manipulative Therapy an Efficient Treatment Option in Cervicogenic Headache Cervicogenic Headache | N/A | 2012-09-01 |
| Unknown | Undisplaced Femoral Neck Fractures in the Elderly: A Trial Comparing Internal Fixation to Hemiarthroplasty Femoral Neck Fractures | N/A | 2012-02-06 |
| Completed | The Value of Early Mobilization and Physiotherapy Following Wrist Fractures Treated by Volar Plating Distal Radius Fracture, Wrist Fracture | N/A | 2012-01-15 |
| Completed | Fast Track Hip Fracture - an Optimized Pathway for Hip Fracture Patients Hip Fractures | — | 2012-01-01 |
| Recruiting | The Akershus Study of Ischemic Stroke and Thrombolysis -1 Stroke, Acute, Intracerebral Hemorrhage, Stroke, Ischemic | — | 2012-01-01 |
| Completed | Prevention of Cardiac Dysfunction During Adjuvant Breast Cancer Therapy Breast Cancer, Heart Failure | Phase 2 | 2011-09-01 |
| Completed | Patient-controlled Admissions in Inpatient Mental Health Services Psychoses, Affective Disorder | N/A | 2011-04-01 |
| Completed | Brief Intervention for Medication Overuse Headache Medication-overuse Headache, Chronic Headache | N/A | 2011-03-01 |
| Completed | Neutrophil CD64 and Procalcitonin as Novel Biomarkers for Postoperative Infections Bacterial Infection, Postoperative Infection, Abdominal Infection | — | 2010-11-01 |
| Unknown | Chronic Rhinosinusitis: Biochemical Markers and Biofilm Chronic Rhinosinusitis | — | 2010-04-01 |
| Completed | Short Intervention for Medication Overuse Headache (MOH) - Pilot Medication Overuse Headache | N/A | 2010-03-01 |
| Completed | Effect of Rosuvastatin Therapy in Patients With Stable Chronic Obstructive Pulmonary Disease Chronic Obstructive Pulmonary Disease (COPD) | Phase 2 | 2010-03-01 |
| Completed | Scandinavian Diverticulitis Trial Diverticulitis | N/A | 2010-01-01 |
| Completed | The Effect of Pregnancy and Labour on the Pelvic Floor Diagnosed With 3D and 4D Ultrasound Obstetric; Injury Pelvic Floor | — | 2009-12-01 |
| Terminated | Recto Anal Repair or Milligan Morgans Operation of Grade 3 and 4 Symptomatic Haemorrhoidal Disease Symptomatic Haemorrhoidal Disease | N/A | 2009-11-01 |
| Completed | Anal Fistula Treatment Outcome - Collagen Plug Versus Advancement Flap Surgery Perianal Fistula | N/A | 2009-11-01 |
| Withdrawn | Depression and Cardiovascular Risk Markers: Effects of Rosuvastatin Therapy Depression | Phase 2 | 2009-09-01 |
| Completed | Volar Locked Plating Versus Bridging External Fixation Distal Radius Fracture | — | 2009-09-01 |
| Completed | Plate Osteosynthesis Versus ESIN of Displaced Midclavicular Fractures Clavicle Fractures | Phase 2 / Phase 3 | 2009-07-01 |
| Unknown | Mesenchymal Stem Cells in a Clinical Trial to Heal Articular Cartilage Defects Defect of Articular Cartilage | Phase 1 | 2009-04-01 |
| Completed | Akershus Early Mobilisation in Stroke Study Stroke | N/A | 2009-03-01 |
| Unknown | Probiotics as a Prophylactic Aid in Women With Recurrent Urinary Tract Infections (UTI's) Urinary Tract Infections | N/A | 2008-10-01 |
| Completed | Continuous Delivery of Levodopa in Patients With Advanced Idiopathic Parkinsons Disease - Cost-benefit Parkinson Disease | Phase 4 | 2006-01-01 |