University Of Bern

This study looks at the best time to put a temporary tooth on a new dental implant in the lower jaw. About 100 adults who need a first molar replaced will get an implant placed 12 weeks after tooth extraction. Half will get a temporary tooth right away (immediate loading), and th…

This study looks at how well ceramic (zirconia) dental implants work for replacing a single missing tooth. About 14 people will get a ceramic implant placed in their jaw, then a ceramic crown attached after 3 months. The main goal is to see how many implants stay in place and wor…

This study planned to see if a special fiber-enriched chewing gum could help healthy adults manage their weight. It aimed to enroll people with a BMI between 23 and 40 living in Switzerland. However, the study was withdrawn before any participants were enrolled.

This study looks at whether getting regulated cannabis from pharmacies helps people use it more safely compared to buying it illegally. About 1,177 regular cannabis users in Switzerland will be randomly assigned to buy from pharmacies or the illicit market. The goal is to see if …

This study aimed to see if chewing gum with xylitol (a natural sweetener) could prevent cavities in children aged 5 to 14 living in a remote region of India. Children would have chewed xylitol gum three times a day for one school year. However, the study was withdrawn before any …

This study looks at whether giving school children in Uganda toothbrushes, toothpaste, and lessons on brushing can prevent cavities. About 610 children aged 5 to 17 will take part. Researchers will compare the oral health of kids who get these tools and follow-up care with those …

This study tests whether four small, one-piece implants placed and loaded on the same day can make lower dentures more comfortable than the standard two-piece implants that need a healing period. The trial involves 72 elderly patients who are unhappy with their current dentures. …

This pilot study looks at whether having a patient's doctor and pharmacist review their medications together is practical and helpful in Swiss primary care. About 250 adults aged 65 and older who take at least 5 regular medicines will take part. The goal is to see if this team ap…

This study looks at people who got dental implants with a sinus lift procedure 20 to 25 years ago. Researchers want to see how the bone around the implants has changed over time. About 40 participants will have a one-hour checkup including X-rays and photos. The goal is to learn …

This study is observing over 2,000 people and their pets in the Canton of Bern, Switzerland, to understand how infections like COVID-19 spread and how social and environmental factors affect transmission. Participants provide nasal swabs, blood samples, and answer questionnaires …

This study looks at whether older adults with mild memory problems or early Alzheimer's can use a tablet-based brain training app at home. Researchers want to see if the app is easy to use and acceptable to patients. 36 participants will try the app for two weeks and share their …

This study looks at whether a short therapy called ASSIP can help people who have attempted suicide avoid future attempts. Researchers will track 119 adults over 12 months, measuring suicidal thoughts and behaviors, as well as the therapy's cost-effectiveness. The goal is to see …

This study gathers medical information from 3400 people with primary ciliary dyskinesia (PCD) around the world. Researchers will look at symptoms, lung function, growth, and test results to better understand how the disease progresses and how treatments affect patients. The goal …

This study looks at three ways to place a dental implant after losing a single front tooth: on the same day, after 1-4 months, or after more than 4 months. Researchers want to see which approach gives the best value by comparing treatment costs and success rates. About 160 adults…