Clinical trials
Obesity, Morbid clinical trials
Below are recruiting obesity, morbid clinical trials, each written for real people, not researchers. We’re tracking 108 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT05611697Recruiting
Compare two weight-loss surgeries for severe obesity
This trial compares two types of bariatric (weight-loss) surgery to see which helps people with severe obesity lose weight and stay healthy. You might be eligible if you’re between 20 and 60 and are already being referred for bariatric surgery after prior unsuccessful weight-loss attempts.
Tønsberg, VestfoldAges 20–60 - NCT06199154RecruitingEarly Phase 1
Inducing labor in women with severe obesity
This study tests starting labor in women with a BMI of 40 or higher. The goal is to learn if certain methods are safe and effective for this group.
Baltimore, MarylandAges 18 years+ - NCT06549062Recruiting
Paracetamol dosing in obese vs non-obese surgery patients
This trial studies how the body processes intravenous paracetamol (Tylenol) in people with and without obesity. It aims to find the right dose for safety and effectiveness during laparoscopic surgery.
Ghent, Oost-VlaanderenAges 18–70 - NCT05569681Recruiting
Two blood-thinner schedules for clot prevention in very obese surgery patients
This study compares two different schedules of bemiparin (a blood thinner) to prevent dangerous blood clots after surgery in people with very high body weight. It may help find the safest and most effective dose/timing for clot prevention around the time of surgery.
Erbil, Kurdistan RegionAges 18–90 - NCT06181279Recruiting
Custom breathing machine settings for severe obesity
This trial is testing a personalized way to set the pressure in a breathing machine during surgery. The goal is to prevent lung collapse after surgery in patients with severe obesity.
Jinan, ShandongAges 18–60 - NCT06413264Recruiting
Ultrasound-Guided Gas Insertion for Laparoscopic Surgery in Severe Obesity
This study tests if using ultrasound to guide the insertion of gas (pneumoperitoneum) during laparoscopic surgery helps people with severe obesity. It aims to make the procedure safer and more precise.
Bhubaneswar, OdishaAges 18–65 - NCT02310178Recruiting
Long-term follow-up after bariatric surgery at Montpellier
This study follows people who have had weight-loss surgery at Montpellier University Hospital to see how they do over time. It helps doctors understand the long-term benefits and challenges after surgery.
MontpellierAges 15 years+ - NCT05711758Recruiting
Endoscopic stomach muscle cut for weight loss
This trial tests whether an endoscopic procedure that cuts a stomach outlet muscle can help with weight loss and be safe. You would be screened to make sure you don’t have certain stomach, heart/lung, or pregnancy-related conditions that could make the procedure unsafe.
Boston, MassachusettsAges 18–70 - NCT06200961Recruiting
Trans-nasal endoscopy for bariatric patients
This study tests a thinner, more comfortable endoscope that goes through the nose instead of the mouth for patients who need an upper GI exam. It may be a gentler option for weight-loss surgery patients.
Boston, MassachusettsAges 18–90 - NCT05725967Enrolling by invitation
Endoscopic and bariatric procedures for obesity
This study looks at people who are having obesity-related procedures, including options done with a scope (endoscopic) and revision after prior bariatric surgery. It may help doctors understand outcomes and improve care for people undergoing these treatments.
Boston, MassachusettsAges 18–80 - NCT07175155Recruiting
Breathing device and oxygen for endoscopy in severe obesity
This study tests a special breathing device (a tube placed in the throat) combined with high-flow oxygen through the nose during sedation for endoscopy in people with severe obesity. It aims to see if this combination helps keep oxygen levels stable and makes the procedure safer.
Beijing, Beijing MunicipalityAges 18 years+ - NCT06785233Recruiting
Stomach balloon for weight loss in overweight adults
This trial tests a temporary balloon placed in your stomach (the Orbera365 balloon) to help you lose weight. It's for people who are overweight or mildly obese and want a non-surgical option.
Santo André, São PauloAges 18 years+ - NCT06951893Recruiting
Predicting quality of life after weight-loss surgery
This study looks at whether certain traits before weight-loss surgery can predict how a person's quality of life will change afterward. It aims to find patterns that could help doctors and patients make better decisions about treatment.
Chambéry, SavoieAges 18 years+ - NCT06119516Recruiting
Guiding breathing machine settings for severe obesity and lung injury
This study tests a new way of setting the breathing machine for people with severe obesity and lung injury (ARDS). It aims to measure pressure inside the lungs more directly, which could help customize ventilation and improve outcomes.
AngersAges 18 years+ - NCT06914765Enrolling by invitation
Endoscopic sleeve gastroplasty for teens with obesity
This study tests a new, non-surgical procedure called Endoscopic Sleeve Gastroplasty (ESG) to help teenagers with severe obesity lose weight. The goal is to see if it can improve their health and help them reach a healthier weight.
Philadelphia, PennsylvaniaAges 12–17 - NCT06722443Enrolling by invitation
Probiotics and Prebiotics for Obesity
This trial tests whether adding probiotics and prebiotics to your diet can help with obesity and related health problems like prediabetes, diabetes, high cholesterol, or high blood pressure.
Granada, SpainAges 18–75 - NCT07782281Recruiting
Early discharge with home care after weight-loss surgery
This study compares early discharge from the hospital with follow-up care at home versus the usual hospital stay after bariatric (weight-loss) surgery. It aims to see if going home early with home care is safe and reduces costs.
Sabadell, BarcelonaAges 18–65 - NCT04766801Recruiting
Survey for teens seeking weight-loss surgery
This study is a health and survey project for teenagers who are considering bariatric (weight-loss) surgery. It aims to better understand the teen experience and support needs before surgery.
Angers, Maine Et LoireAges 14–20 - NCT04767490Recruiting
New weight-loss surgery method for eligible adults with obesity
This trial compares a new type of weight-loss surgery (single anastomosis) to the standard duodenal switch. It’s meant for adults with severe obesity and aims to see which operation is safer and works better for weight and health.
Québec, QuebecAges 18–60 - NCT06934681Recruiting
Exercise Program to Help Fight Obesity
This study tests whether a structured exercise program can help people with severe obesity lose weight and improve health. You will be asked to follow a supervised exercise routine to see if it helps you achieve your weight loss goals.
Valencia, ValenciaAges 18–65 - NCT02602769Recruiting
Testing blood traits in children with ROHHAD syndrome
This trial studies children with ROHHAD syndrome to better understand their body chemistry and other blood features. The results may help researchers learn what drives the condition and how it might be tracked over time.
Boston, New YorkAges 2–20 - NCT07787468Enrolling by invitation
Videolaryngoscopes for airway management in severely obese patients
This study compares different videolaryngoscopes for airway management during bariatric surgery in people with severe obesity, aiming to improve safety and ease of intubation.
Radom, Masovian VoivodeshipAges 18 years+ - NCT04232566Recruiting
Study links in obesity surgery and liver scarring
This study looks at how the immune system relates to liver scarring in people with obesity who are getting gastric bypass surgery. If you qualify, you may help doctors better understand liver disease and who is at higher risk.
Scottsdale, ArizonaAges 30–70 - NCT04852198Recruiting
Compare two weight-loss surgeries in people with high BMI
This study compares two types of bariatric surgery to see which one works as well as the other for weight loss and health. You may be a candidate if you have a high BMI and specific related health problems, and if certain stomach and digestive issues don’t apply to you.
Almere StadAges 18–65
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Obesity, Morbid trials by city
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Obesity, Morbid trials by state
Studies with a site anywhere in these states.
Common questions
- Are there clinical trials for obesity, morbid?
- Yes. Clin2 currently lists 108 recruiting obesity, morbid studies from the U.S. registry, each rewritten for real people, not researchers, so you can see what it’s testing and who it’s for.
- How do I know if I qualify for a obesity, morbid trial?
- Each study lists its eligibility criteria — rules about age, diagnosis, and prior treatments. On every Clin2 trial page we explain these in words written for real people and offer a short, optional pre-screen for a fit read. The study team makes the final decision.
- Does it cost anything to join a obesity, morbid trial?
- Using Clin2 is always free. Many trials cover the cost of the study treatment and related visits; some reimburse travel. The study team explains exactly what’s covered before you decide.
Related conditions
Clin2 helps you find and understand clinical trials and does not provide medical advice. Study data comes from ClinicalTrials.gov. Talk with your doctor about whether a specific trial is right for you.