Clinical trials
Obese clinical trials
Below are recruiting obese clinical trials, each written for real people, not researchers. We’re tracking 1,500 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT06254261RecruitingPhase 2
RAY1225 for weight loss in obesity
This study tests an investigational medication called RAY1225 in people with obesity. It's given as an injection and may help with weight loss by targeting hormones that control appetite.
Beijingcun, HebeiAges 18–70 - NCT06254768Recruiting
Continuous glucose monitors for kids with obesity
This study tests if using a continuous glucose monitor (CGM), a small device that tracks blood sugar, can help children and teens with obesity understand their body better and improve their health.
Los Angeles, CaliforniaAges 10–21 - NCT06268262Recruiting
Obesity brain imaging study before and after surgery
This study uses brain scans to understand how obesity affects the brain and how bariatric surgery may change it. It compares people with obesity who are planning surgery to healthy volunteers.
Xuzhou, JiangsuAges 18–65 - NCT06273072RecruitingPhase 2
Metformin for asthma in overweight adults
This trial tests whether the diabetes drug metformin can help people with asthma who are also overweight or obese. The goal is to see if it improves asthma control and reduces the need for rescue medications.
Baltimore, MarylandAges 18 years+ - NCT06275061Recruiting
Obesity and metabolic surgery database study
This trial is building a database of people with obesity who have had or are planning to have weight loss surgery (metabolic or bariatric surgery). It helps doctors learn more about long-term results and safety.
Guangzhou, GuangdongAges Any age - NCT06288568Recruiting
Night shift work and obesity risk study
This study looks at how night shift work affects weight and health in hospital and factory workers. They want to see if working nights changes your body's hormones and risk for obesity.
Vienna, State of ViennaAges 21 years+ - NCT06292897Recruiting
Obesity and prostate cancer tissue study
This study looks at how obesity might affect prostate cancer growth. It uses tissue samples to understand the role of certain metabolites in the tumor, which could lead to better treatments.
MilanAges 18 years+ - NCT06299891RecruitingPhase 2
Study of weight loss medication for youth with hypothalamic obesity
This study tests a combination of two medications, phentermine and topiramate, to see if they help young people with hypothalamic obesity lose weight safely. Hypothalamic obesity is rapid weight gain caused by injury to the hypothalamus, often from a brain tumor or its treatment.
Philadelphia, PennsylvaniaAges 6–28 - NCT06303544Recruiting
Healthy eating and activity for Alaska Native preschoolers
This study tests a program to help Alaska Native preschoolers eat healthier and be more active. It aims to lower the risk of obesity by making small changes to daily routines at school and home.
Anchorage, AlaskaAges 3–5 - NCT06305273Recruiting
Face position study for obese patients during anesthesia
This study tests whether changing your head and body position helps with breathing mask ventilation before surgery in people with obesity.
Toronto, OntarioAges 18 years+ - NCT06323889Recruiting
Intermittent fasting study for adults with obesity
This study tests whether intermittent fasting (alternating periods of eating and fasting) can help with weight loss and health in adults with obesity. It aims to see if this approach is safe and effective.
Zurich, Canton of ZurichAges 18–50 - NCT07639021RecruitingPhase 2
Testing Different Dose Schedules of a New Weight Loss Medicine
This study tests a new injectable medication (NNC0662-0419) designed to help people with obesity lose weight. Researchers are comparing different ways of increasing the dose to find the safest and most effective approach.
Montgomery, AlabamaAges 18 years+ - NCT07091500Recruiting
Exercise and a weight-loss drug for people with obesity
This trial tests whether combining a GLP-1 medication (a type of diabetes drug that also helps with weight loss) with an exercise program can improve physical function in people with obesity. If you are obese and have trouble with daily activities, this study may help you become more mobile and healthier.
St Louis, MissouriAges 50–75 - NCT06335771Recruiting
Study on fat metabolism in obesity and diabetes
This study looks at how fat is processed in the body for people with different health conditions, including obesity and type 2 diabetes. It aims to find new ways to improve treatment by understanding these differences.
Columbia, MissouriAges 18–70 - NCT06335810Recruiting
Reducing obesity with a buddy program
This study explores whether having a friend or family member join you in a weight-loss program helps reduce obesity. You and your buddy will use a food-tracking app and get support from the program.
New York, New YorkAges 18 years+ - NCT06339320Recruiting
Stomach stitching for weight loss
This trial tests a non-surgical procedure called Endoscopic Sleeve Gastroplasty (ESG) to help people with obesity lose weight. A doctor uses a thin tube with a camera to stitch your stomach smaller, so you feel full sooner.
Houston, TexasAges 18 years+ - NCT06339840Recruiting
Lifestyle change for weight and fertility in obese men
This study tests whether a lifestyle program (diet and exercise) can help men with obesity lose weight and improve their chances of fathering a child through fertility treatment. You and your partner can join if you are an obese male, your partner has a healthy weight and regular periods, and you are both planning treatment at our center.
Zhengzhou, HenanAges 22–40 - NCT06341699Recruiting
Hormones in severe obesity
This study looks at hormone levels in people with severe obesity to understand how they differ from others. It may help explain how obesity affects the body.
Oggebbio, VerbaniaAges 18–80 - NCT06363253Recruiting
Gut bacteria study in obesity and muscle loss
This study looks at the bacteria in your gut (the microbiome) to understand how they relate to obesity and muscle loss. Researchers will collect stool samples to analyze the gut bacteria, which may help find new ways to treat metabolic diseases.
SingaporeAges 21–99 - NCT06367296Recruiting
Resistance Exercise for Older Women with Obesity
This study tests whether a supervised resistance exercise program (like lifting weights) can help older women with obesity improve their health. It is designed for women who are able to exercise safely and want to see if strength training can make a difference.
Temuco, AraucaniaAges 60–79 - NCT06379113RecruitingPhase 2/Phase 3
Hormone therapy for obesity-linked endometrial cancer that didn't respond to progestin
This trial tests a combination of two hormone-blocking drugs (GnRHa plus letrozole) for women with early-stage, obesity-related endometrial cancer who haven't responded well to standard hormone therapy alone. The goal is to preserve the uterus and fertility while controlling the cancer.
Shanghai, Shanghai MunicipalityAges 18–45 - NCT06391320Recruiting
Obesity database study for simple obesity
This study is looking at people with simple obesity to collect information for a database. It may help doctors better understand and treat obesity in the future.
ShanghaiAges 18–75 - NCT06391671Recruiting
Stress and Weight in Teens: A Personalized Nutrition Study
This study looks at how stress and weight are linked in teenagers. It uses a blood test to find patterns that could lead to personalized nutrition advice. If you join, you'll help researchers understand how your body handles stress and food.
Ghent, Oost-VlaanderenAges 11–17 - NCT06395246Recruiting
Weight loss and tiny cell particles study
This study looks at how weight loss from a special diet affects tiny particles in your blood, called microvesicles, that help control your body's energy use. It may help us understand why weight loss improves health for people with obesity.
Tarragona, TarragonaAges 18–70
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Common questions
- Are there clinical trials for obese?
- Yes. Clin2 currently lists 1,500 recruiting obese 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 obese 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 obese 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.