Clinical trials: sponsored by Helsinki University Central Hospital
Polycystic Ovary Syndrome (PCOS)
Optimizing Metformin Use in Polycystic Ovary Syndrome
The goal of this clinical trial is to learn if a metformin dose of 1500 mg or 2250 mg per day is better to treat polycystic ovary syndrome (PCOS) in adults. It will also learn about the adverse effects of metformin.
- Trial name
- MET-PCOS (NCT07120815)
- Testing
- Metformin 1500 mg daily, Metformin 2250 mg daily
- Where
- Finland
- Volunteers
- 184 people
- Sponsor
- Helsinki University Central Hospital
Asthma Bronchiale, Lung Function Tests
Methacholine Challenge Test in School Children With/Without Asthma RISKA
The study includes a pre-study telephone interview with healthy controls to assess their eligibility for participation. During the study visit, a background information form and an asthma questionnaire are completed.
- Conditions
- Asthma Bronchiale, Lung Function Tests, Bronchial Hyperresponsiveness
- Trial name
- RISKA (NCT07031102)
- Where
- Finland
- Volunteers
- 260 people, healthy volunteers welcome
- Sponsor
- Helsinki University Central Hospital
Spinal Cord Injuries
Long-term PAS in Rehabilitation After SCI
The investigators have recently shown in two pilot incomplete SCI patients that long-term paired associative stimulation is capable of restoring voluntary control over some paralyzed muscles and enhancing motor output in the weak…
- Trial name
- NCT03045744
- Testing
- long-term paired associative stimulation
- Where
- Finland
- Volunteers
- 5 people
- Sponsor
- Helsinki University Central Hospital
Spinal Cord Injuries, Spinal Cord Diseases
PAS for Lower Extremity Rehabilitation in Tetraplegic Patients
The investigators have recently shown in incomplete SCI patients that long-term paired associative stimulation is capable of restoring voluntary control over some paralyzed muscles and enhancing motor output in the weak muscles…
- Trial name
- NCT03459885
- Testing
- Paired associative stimulation (with eXimia magnetic stimulator and Dantec Keypoint® electroneuromyography device)
- Where
- Finland
- Volunteers
- 5 people
- Sponsor
- Helsinki University Central Hospital
Spinal Plasticity
Combining PAS to Non-invasive VNS
Vagus nerve stimulation (VNS) and paired associative stimulation (PAS) have been shown to have efficacy in improving the results of motor rehabilitation after stroke and spinal cord injury, respectively.
- Trial name
- NCT04938284
- Testing
- PAS, VNS
- Where
- Finland
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Helsinki University Central Hospital
Food Allergy
The Effect of Per Oral Immunotherapy in Severe Milk, Peanut and Egg Allergy in Adults
The aim is to analyse the results of per oral immunotherapy treatment in severe milk, peanut or egg allergy in adults. This is the second part of the oral immunotherapy study in adults at Skin and Allergy Hospital.
- Trial name
- NCT03361072
- Testing
- Oral immunotherapy
- Where
- Finland
- Volunteers
- 30 people
- Sponsor
- Helsinki University Central Hospital
Pilonidal Disease
A Trial in Mini-invasive Pilonidal Sinus Disease Surgery
Pilonidal sinus disease is a chronic acquired disease leading to significant morbidity and healthcare costs in young man and women.
- Trial name
- NCT06964763
- Testing
- surgery + laser, surgery + fibrine glue
- Where
- Finland
- Volunteers
- 188 people
- Sponsor
- Helsinki University Central Hospital
Dyslexia, Developmental, Developmental Language Disorder
Intervention Effectiveness Study of BEtter AT LEarning (BEATLE)- Digital Neuropsychological Rehabilitation Program
The purpose of this study is to evaluate the effectiveness of BEATLE with clinical samples of patients diagnosed with Developmental Language Disorder (DLD), Dyslexia, and Mixed Specific Developmental Disorder.
- Conditions
- Dyslexia, Developmental, Developmental Language Disorder, Specific Learning Disorder, Borderline Intellectual Functioning
- Trial name
- BEATLE (NCT06713863)
- Testing
- BEtter AT LEarning (BEATLE)- Digital Care Pathway
- Where
- 2 sites in Finland
- Volunteers
- 312 people, healthy volunteers welcome
- Sponsor
- Helsinki University Central Hospital
Non-alcoholic Fatty Liver Disease (NAFLD)
Elucidating Hepatic Metabolism in Non-alcoholic Fatty Liver Disease
The goal of this observational, cross-sectional, case-control clinical study is to investigate the metabolic adaptations underlying the progression of nonalcoholic fatty liver disease (NAFLD), and to test the hypothesis that…
- Trial name
- ECHO (NCT06942312)
- Testing
- Ketoisocaproic acid breath test, Ammonium Chloride, Bicarbonate de sodium
- Where
- Finland
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Helsinki University Central Hospital
Neurodevelopmental Disorders, Developmental Delay
Development of Motility and Cognition in Infants
PILKE study uses wearables for assessing motor development in infants in order to define functional growth trajectories in the normal infants and infants at risk of neurological compromise.
- Conditions
- Neurodevelopmental Disorders, Developmental Delay, Development, Infant, Child Development
- Trial name
- PILKE (NCT05527080)
- Testing
- physiotherapy, brace
- Where
- Finland
- Volunteers
- 250 people, healthy volunteers welcome
- Sponsor
- Helsinki University Central Hospital
Atrial Fibrillation
Finnish AntiCoagulation in Atrial Fibrillation (FinACAF)
The aim of FINACAF study is to evaluate the incidence and risk of stroke, systemic thromboembolic events, myocardial infarction, major bleeding events, and mortality in relation to different attitudes regarding stroke prevention…
- Trial name
- FinACAF (NCT04645537)
- Volunteers
- 400,000 people
- Sponsor
- Helsinki University Central Hospital
Sinusitis, Chronic, Asthma
Aggravated Airway Inflammation: Research on Genomics and Optimal Operative Treatment (AirGOs Operative)
This randomized study compares operative techniques in chronic rhinosinusitis with polyposis (CRSwNP) surgery. It aims to evaluate outcomes in asthma and CRSwNP, safety and costs.
- Conditions
- Sinusitis, Chronic, Asthma, Nasal Polyps, Aspirin Sensitivity
- Trial name
- NCT03704415
- Testing
- Extended endoscopic sinus surgery, Limited endoscopic sinus surgery
- Where
- 3 sites in Finland, Netherlands
- Volunteers
- 97 people
- Sponsor
- Helsinki University Central Hospital
Neuropathic Pain, Insomnia
Sleep and Neuropathic Pain - Intervention Study on Pregabalin
The goal of this clinical study is to study sleep and its microstructure in neuropathic pain patients who have or who do not have a clinically significant sleep disturbance, before and during (after 1-month stabile dosage)…
- Conditions
- Neuropathic Pain, Insomnia, Sleep Disorder
- Trial name
- NCT06155916
- Testing
- Pregabalin
- Where
- 2 sites in Finland
- Volunteers
- 40 people
- Sponsor
- Helsinki University Central Hospital
Pancreatic Diseases, Pancreas Cancer
Improvement of Care of Patients Undergoing Pancreaticoduodenectomy
The study is a randomised controlled trial comparing the effectivity and impact of epidural analgesia and wound catheter analgesia in patients undergoing pancreaticoduodenectomy.
- Trial name
- NCT04668781
- Testing
- Analgesia via epidural catheter, Analgesia via wound catheter
- Where
- Finland
- Volunteers
- 92 people
- Sponsor
- Helsinki University Central Hospital
Spinal Cord Injuries, Spinal Cord Diseases
PAS in Subacute SCI
The investigators have recently shown in incomplete SCI patients that long-term paired associative stimulation is capable of restoring voluntary control over some paralyzed muscles and enhancing motor output in the weak muscles.
- Trial name
- NCT04101916
- Testing
- Paired associative stimulation
- Where
- Finland
- Volunteers
- 18 people
- Sponsor
- Helsinki University Central Hospital
Surgical Site Infection, Pancreaticoduodenectomy
Association of Cephalosporin Resistance and Surgical Site Infections in Patients Undergoing Pancreaticoduodenectomy
Preoperative biliary drainage predisposes the bile to be contaminated with bacteria of the duodenum. These bacteria colonizing the bile are a potential source for surgical site infections after pancreaticoduodenectomy and many…
- Conditions
- Surgical Site Infection, Pancreaticoduodenectomy, Biliary Tract Infection Bacterial
- Trial name
- NCT05581017
- Testing
- Preoperative biliary drainage
- Where
- Finland
- Volunteers
- 376 people
- Sponsor
- Helsinki University Central Hospital
Pancreas Cancer, Pancreas Neoplasm
Pre- Vs. Postoperative Thromboprophylaxis in Pancreatic Surgery
Thromboprophylaxis for pancreatic surgery can be commenced either preoperatively or postoperatively. Despite a clear trade-off between thrombosis and bleeding in pancreatic surgery patients, there is no international consensus…
- Conditions
- Pancreas Cancer, Pancreas Neoplasm, Surgery, Thrombosis
- Trial name
- PREPOSTEROUS2 (NCT05245877)
- Testing
- enoxaparin/tinzaparin/dalteparin
- Where
- 5 sites in Canada, Finland and 1 more
- Volunteers
- 800 people
- Sponsor
- Helsinki University Central Hospital
Liver Cancer, Surgery
Pre- Vs Postoperative Thromboprophylaxis for Liver Resection
Thromboprophylaxis for liver surgery can be commenced either preoperatively or postoperatively. Despite a clear trade-off between thrombosis and bleeding in liver surgery patients, there is no international consensus when…
- Conditions
- Liver Cancer, Surgery, Thrombosis, Deep Vein, Embolism, Pulmonary
- Trial name
- PREPOSTEROUS (NCT04731558)
- Testing
- enoxaparin or tinzaparin or dalteparin, No intervention
- Where
- 7 sites in Finland, Norway
- Volunteers
- 1,012 people
- Sponsor
- Helsinki University Central Hospital
Breast Cancer
Adjuvant Trastuzumab, Pertuzumab Plus Docetaxel in the Treatment of Early HER2-positive Breast Cancer
This randomized clinical trial compares two systemic treatments for HER2-positive breast cancer. The treatments are given either prior to breast surgery (as neoadjuvant treatment) or after breast surgery (as adjuvant treatment).
- Trial name
- BOLD-1 (NCT02625441)
- Testing
- Pertuzumab, Trastuzumab
- Where
- Finland
- Volunteers
- 516 people
- Sponsor
- Helsinki University Central Hospital
Rheumatoid Arthritis (RA)
Poly-L/D-lactide Implant (RegJoint) Versus Tendon Interposition for Trapeziometacarpal Inflammatory Arthritis: a 15-year Follow-up
This is a late (about 15 years) follow-up study of a randomized prospective clinical study originally conducted as a collaboration of the Rheumatism Foundation Hospital, Heinola, Finland and Päijät-Häme Central Hospital, Lahti…
- Trial name
- NCT06804356
- Testing
- Tendon interposition arthroplasty, Poly-L-D-lactic acid implant (RegJoint) interposition arthroplasty
- Where
- Finland
- Volunteers
- 21 people
- Sponsor
- Helsinki University Central Hospital