A study testing whether a GLP-1 medicine, semaglutide, can help people lose weight.
Recruiting now. Registry record last updated February 11, 2026.
- Who can join
- Adults 18 to 75, have obesity, BMI 27+.
- What you take
- semaglutide, given as part of the study. Check ClinicalTrials.gov for this trial's study groups, including any placebo or comparison medicine.
- How long it lasts
- The full study runs about 2.3 years; your own time in it is usually shorter.
- What you get
- Many clinical trials pay for the study medication and the study visits. Some also pay for travel. Ask the study team what this one covers before you sign the consent form.
What this study is for
Primary condition: Obesity. Also studied in: Overweight, Cigarette Smoking.
Full scientific study title: Semaglutide for Post-Smoking Cessation Weight Management.
Who can join
Adults 18 to 75, have obesity, BMI 27+. A site coordinator confirms whether you qualify during a free screening visit. The exact medical requirements are below.
Full medical eligibility (for you and your doctor)verbatim from the registry
This is the exact wording from ClinicalTrials.gov, including clinical measures (lab values, imaging scores). Bring it to your doctor if any of it is unclear.
Key inclusion criteria
- Ability to provide informed consent before any study-related activity, willing to comply with al study procedures, and be available for the duration of the study.
- Body mass index (BMI) ≥30 kg/m2 or ≥27 kg/m2 with the presence of at least one of the following weight-related comorbidities (treated or untreated): hypertension (unless meets medical exclusion criterion 7), cardiovascular disease (unless meets medical exclusion criterion 6), dyslipidemia, or obstructive sleep apnea
- Have been smoking ≥5 cigarettes per day for at least 1 year (prior to screening) and provide positive cotinine test.
- Desire to quit smoking (defined as "intend to quit within one month")
- Agree (if the participant is female and of child-bearing potential) to use effective contraceptive methods, unless the participant's male partner(s) is surgically sterile (underwent vasectomy).
Key exclusion criteria
- Personal or first-degree relative(s) history of medullary thyroid carcinoma (MTC) or multiple endocrine neoplasia syndrome type 2 (MEN 2).
- Acute pancreatitis within the past 6 months prior to screening.
- History or presence of chronic pancreatitis.
- Type 1 or type 2 Diabetes Mellitus (previously diagnosed or indicated by HbA1C ≥48 mmol/mol (6.5%) as measured by central laboratory at screening).
- End stage renal disease (ESRD, previously diagnosed or indicated by estimated glomerular filtration rate (eGFR) value of eGFR \< 15 ml/min/1.73 m2 as measured by central laboratory at screening).
Where this trial is enrolling
This trial has 2 sites across 1 state. Contact a site coordinator directly to start screening.
Texas2 sites
- The University of Texas at AustinAustin, Texas
- The University of Texas Health Science Center at HoustonHouston, Texas
Timeline
Started enrolling: April 23, 2024. Expected completion: August 1, 2026. Last updated on ClinicalTrials.gov: February 11, 2026.
Official source
Every Monday we check this trial against ClinicalTrials.gov, the federal registry for clinical research. Last checked August 21, 2026. Confirm the current status there before you contact a site:
Other GLP-1 clinical trials
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