Can a diabetes drug boost weight-loss surgery outcomes?
NCT ID NCT07732738
First seen Jul 29, 2026 · Last updated Jul 30, 2026 · Updated 1 time
Summary
This study investigates whether combining bariatric surgery with a GLP-1 receptor agonist (semaglutide) leads to greater and more sustained weight loss than surgery alone in people with obesity. Researchers will follow 400 participants across multiple centers in China for up to two years, measuring weight, metabolic health, and safety. The goal is to see if the combination can prevent the weight regain that sometimes occurs after surgery alone.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- a combination of laparoscopic sleeve gastrectomy and semaglutide injections
- What this could lead to
- If successful, this combination could offer a more effective long-term weight-loss strategy for people with obesity, reducing weight regain after surgery.
- What could go wrong
- This is an early-stage study without a control group receiving only surgery, so it is unclear how much benefit comes from the drug versus the procedure itself. Side effects from semaglutide, such as nausea or gastrointestinal issues, are possible.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
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Not a phased trial
Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.
- Participants
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About 400 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Jan 2025
- Expected to finish
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Dec 2027
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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16 to 70 years
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
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Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: 1. Primary metabolic surgery candidates: Patients undergoing initial laparoscopic sleeve gastrectomy (LSG). 2. obesity:BMI ≥27.5 kg/m². 3. Metabolic comorbidities: Diagnosis of metabolic syndrome or type 2 diabetes mellitus (T2DM) meeting standard criteria. 4. Age range: 16-70 years (inclusive). 5. Informed consent: Willing participation with documented consent. Exclusion Criteria: 1. Recent GLP-1RA use: Treatment with GLP-1 receptor agonists within 6 months preoperatively. 2. Prior bariatric surgery: History of any metabolic/bariatric surgical procedure. 3. Postoperative complications: Requiring reoperation for severe complications (e.g., hemorrhage, anastomotic leak). 4. Non-indicated candidates: Patients not meeting standard bariatric surgery indications. 5. Significant comorbidities: Advanced hepatic/renal dysfunction (Child-Pugh C or eGFR \<30 mL/min/1.73m²) Active malignancy (except non-melanoma skin cancers) Autoimmune disorders requiring immunosuppression Uncontrolled psychiatric conditions (e.g., active psychosis, severe depression)
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
7 sites. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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China-Japan Friendship Hospital
RECRUITINGBeijing, China
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Sinopharm Tongmei General Hospital
RECRUITINGDatong, Shanxi, China
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The First People Hospital Of Yunnan Province
RECRUITINGKunming, Yunnan, China
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The Second Affiliated Hospital of Baotou Medical College, Inner Mongolia University of Science and Technology
RECRUITINGBaotou, Inner Mongolia, China
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The Second Hospital, Cheeloo College of Medicine, Shandong University
RECRUITINGJinan, Shandong, China
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Xingtai Ninth Hospital
RECRUITINGXingtai, Hebei, China
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Zhengzhou Central Hospita
RECRUITINGZhengzhou, Henan, China
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