Clinical trials: sponsored by University of Bern
Marijuana Smoking, Cannabis
Study on Regulated Cannabis Sales in Pharmacies
Though regulated cannabis sales are increasing, little is known about the individual health effects of cannabis regulation. Data from countries with a regulated market can be used to test the effect of regulation on the price of…
- Conditions
- Marijuana Smoking, Cannabis, Cannabis Use
- Trial name
- SCRIPT (NCT06120855)
- Testing
- Regulated cannabis from authorized pharmacies, Cannabis from the illicit market
- Where
- 2 sites in Switzerland
- Volunteers
- 1,177 people, healthy volunteers welcome
- Sponsor
- University of Bern
Post-Acute COVID-19 Vaccination Syndrome, Postviral Fatigue
Clinical Laboratory Evaluation, Assessment of Symptoms and Recovery in Patients With Post-COVID-19-Vaccination Syndrome
Some people report persistent health problems after receiving the COVID-19 vaccine. These symptoms persist well beyond typical short-term vaccine side effects and are not attributable to any other known medical conditions.
- Trial name
- CLEAR (NCT07400848)
- Testing
- Blood sampling and analysis, The continuous Reactive Hyperemia Index (InRHI) measured by EndoPAT
- Where
- Switzerland
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- University of Bern
Asthma, Wheezing
Swiss Paediatric Airway Cohort
The Swiss Paediatric Airway Cohort (SPAC) is a national, prospective clinical cohort of children and adolescents who visit physicians in Switzerland for recurrent wheeze, cough, and exercise- or sleep-related respiratory…
- Conditions
- Asthma, Wheezing, Cough, Exercise Induced Bronchospasm
- Trial name
- SPAC (NCT03505216)
- Where
- 12 sites in Austria, Switzerland
- Volunteers
- 6,000 people
- Sponsor
- University of Bern
Social Anxiety
Variations of Anonymity, Transparency, and Efficacy in Digital Health Applications
Social Anxiety Disorder (SAD) is one of the most widespread mental illnesses and it has previously been shown that online therapy and online self-help tools such as the one investigated in this study can be successful in reducing…
- Trial name
- PRIVATE (NCT06465589)
- Testing
- JOURNeY anonymous, JOURNeY standard
- Where
- Switzerland
- Volunteers
- 452 people
- Sponsor
- University of Bern
Partial-edentulism
Zirconia Implants for Replacement of a Single Tooth
First, the surgical insertion of a ceramic (zirconia) dental implant will be performed in a single-tooth gap according to current state-of-the-art protocols. After a 3-months healing phase, a ceramic tooth replacement (a.k.a.
- Trial name
- NCT04695899
- Testing
- Dental Implant
- Where
- Switzerland
- Volunteers
- 14 people
- Sponsor
- University of Bern
Nutritional and Metabolic Diseases
FaibaLite - Reduce Weight, One Bite at a Time
This study aims to evaluate the suitability of a fiber-enriched chewing gum as a practical and accessible approach to support healthy body weight management.
- Trial name
- NCT07045766
- Testing
- FibreGum chewing gum
- Sponsor
- University of Bern
Childhood Cancer, Hearing Loss
Screening for Hearing Loss After Childhood Cancer
The HEAR-study pilots and evaluates a national, low-threshold screening program to detect hearing problems in Swiss adult childhood cancer survivors.
- Trial name
- HEAR (NCT06036407)
- Testing
- Hearing test
- Where
- Switzerland
- Volunteers
- 476 people
- Sponsor
- University of Bern
Major Depression, Functional Dyspepsia
The Brain-Heart-Gut Connection
Major Depressive Disorder (MDD) often co-occurs with cardiovascular and gastrointestinal symptoms, highlighting the importance of the brain-heart-gut connection in developing comprehensive treatments.
- Conditions
- Major Depression, Functional Dyspepsia, Autonomous Dysfunction
- Trial name
- BHG-CONNECT (NCT06748274)
- Testing
- Transcranial Magnetic Stimulation (TMS), High-definition transcranial direct current stimulation (HD-tDCS)
- Where
- Switzerland
- Volunteers
- 34 people, healthy volunteers welcome
- Sponsor
- University of Bern
Insomnia
The Prevalence of Insomnia in Patients With Psychiatric Disorders
The primary aim of the proposed project is to investigate the prevalence of insomnia in patients with psychiatric disorders treated as inpatients in psychiatric hospitals in two study sites in Switzerland and nine study sites in…
- Trial name
- NCT05408013
- Where
- Switzerland
- Volunteers
- 427 people
- Sponsor
- University of Bern
Drunk Driving, Alcohol Drinking
Design and Evaluation of an In-Vehicle Real-Time Drunk Driving Detection System
To analyze driving behavior of individuals under the influence of alcohol while driving in a real car. Based on the in-vehicle variables, the investigators aim at establishing algorithms capable of discriminating sober and drunk…
- Conditions
- Drunk Driving, Alcohol Drinking, Impaired Driving
- Trial name
- DRIVE (NCT05796609)
- Testing
- Driving under the influence of alcohol
- Where
- Switzerland
- Volunteers
- 55 people, healthy volunteers welcome
- Sponsor
- University of Bern
Cognitive Decline, Alzheimer Disease
Effects of Real vs. Soundless Acoustic Stimulation During Deep Sleep on Brain Activity, Memory, and Blood Biomarkers in Older Adults (60-85) With Mild Memory Impairment
This study aims to explore a non-invasive way to improve memory and slow cognitive decline in older adults by enhancing sleep quality.
- Conditions
- Cognitive Decline, Alzheimer Disease, Subjective Cognitive Decline (SCD), Mild Cognitive Impairment (MCI)
- Trial name
- NCT06669546
- Testing
- Phase-locked auditory stimulation (PLAS)
- Where
- Switzerland
- Volunteers
- 60 people
- Sponsor
- University of Bern
Insomnia Disorder
Become Your Own SLEEPexpert: a Behavioral Treatment Program for Insomnia in Patients With Psychiatric Disorders
Comorbid insomnia represents a frequent health problem in patients with severe mental disorders, and cognitive behavioral therapy for insomnia (CBT-I) has been identified as the first line treatment.
- Trial name
- SLEEPexpert (NCT05408078)
- Testing
- SLEEPexpert, TAU plus sleep monitoring
- Where
- Switzerland
- Volunteers
- 68 people
- Sponsor
- University of Bern
Peri-Implantitis, Bone Resorption
Surgical Treatment of Peri-implantitis With Adjunctive Application of Platelet Rich Fibrin (PRF)
Platelet-rich fibrin (PRF) is a second-generation platelet concentrate used for tissue and bone regeneration. PRF releases growth factors such as TGF-β, PDGF, VEGF, IGF, and FGF, which are known to promote wound healing and bone…
- Conditions
- Peri-Implantitis, Bone Resorption, Platelet-Rich Fibrin
- Trial name
- PRF (NCT06679283)
- Testing
- Open flap debridement with a chemo-electric device + PRF, Open flap debridement with a chemo-electric device alone (control)
- Where
- Switzerland
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- University of Bern
Periapical Periodontitis
Hyaluronic Acid in Endodontic Microsurgery
This randomized clinical trial (RCT) will evaluate the effectiveness of cross-linked hyaluronic acid as an adjunct to endodontic microsurgery in adult patients with apical periodontitis affecting maxillary or mandibular first…
- Trial name
- NCT07501585
- Testing
- Hyaluronic Acid, Endodontic microsurgery
- Where
- Russia
- Volunteers
- 46 people, healthy volunteers welcome
- Sponsor
- University of Bern
Mental Health Issue, Transdiagnostic Mechanisms
Efficacy of a Transdiagnostic Online Prevention Approach in Adolescents (EMPATIA)
The goal of this randomized controlled clinical trial is to investigate the efficacy of the internet-delivered intervention EMPATIA on general psychopathology of adolescents with subclinical symptoms compared to a Care As Usual…
- Conditions
- Mental Health Issue, Transdiagnostic Mechanisms, Adolescent Psychology, Prevention
- Trial name
- EMPATIA (NCT05934019)
- Testing
- EMPATIA 1
- Where
- Switzerland
- Volunteers
- 158 people
- Sponsor
- University of Bern
Colorectal Cancer
Randomized Controlled Trial on Colorectal Cancer Screening Among Quality Circles of Primary Care Physicians
In Switzerland, colorectal cancer (CRC) is the third most common cause of death from cancer with 1600 persons dying from CRC each year. CRC screening can prevent most of these deaths.
- Trial name
- NCT03510858
- Testing
- Multilevel training intervention (intervention group), Multilevel training intervention (control group with crossover)
- Where
- Switzerland
- Volunteers
- 44 people, healthy volunteers welcome
- Sponsor
- University of Bern
Gingival Recession, Connective Tissue Defect
A Novel Volume Stable Matrix for Gingival Recession Coverage at Teeth
Periodontal health and preservation of the dentition without tooth loss are important quality of life components and should be safeguarded in order to provide optimal function and esthetics.
- Trial name
- FibroGide (NCT07437417)
- Testing
- Volume stable collagen matrix, Control
- Where
- Switzerland
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- University of Bern
Dental Implants
Titanium Zirconium (TiZr) Mini Implants
H0: "Within the first year post-placement, four interforaminally placed, immediately loaded 2.4 mm narrow-diameter one-piece TiZr implants with miniaturized stud-type attachments show improved patient-reported outcome measures…
- Trial name
- NCT03837158
- Testing
- early loading, immediate loading
- Where
- 2 sites in Switzerland
- Volunteers
- 72 people, healthy volunteers welcome
- Sponsor
- University of Bern
Alcohol Use Disorder (AUD), Cocaine Use Disorder (CUD)
Web-based Alcohol- or Cocaine-specific Inhibition Training in Adolescents and Young Adults With Substance Use Disorder
Substance misuse is one of the most common risk factors for health problems and premature death among adolescents and young adults worldwide.
- Conditions
- Alcohol Use Disorder (AUD), Cocaine Use Disorder (CUD), Substance Use Disorder (SUD)
- Trial name
- WAIT-AYA (NCT07071779)
- Testing
- Substance-specific inhibition training, Control training
- Where
- Switzerland
- Volunteers
- 210 people
- Sponsor
- University of Bern
Cerebral Palsy
Swiss Cerebral Palsy Registry
The Swiss-CP-Reg is a national patient registry that collects information on diagnosis, symptoms, treatment and follow-up of patients with cerebral palsy (CP) in Switzerland.
- Trial name
- Swiss-CP-Reg (NCT04992871)
- Where
- 12 sites in Switzerland
- Volunteers
- 15,000 people
- Sponsor
- University of Bern