Personalized prediabetes treatment: genetics may predict who benefits from ozempic
NCT ID NCT05119179
First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This study looks at how genetic differences in Mexican-Americans with prediabetes affect their response to semaglutide (Ozempic), a GLP-1 drug. Researchers will measure changes in insulin production and sensitivity, and analyze gene activity. The goal is to understand why some people respond better than others, which could lead to more personalized treatments for prediabetes and related conditions.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- Semaglutide (Ozempic)
- What this could lead to
- If successful, this could lead to personalized treatment plans for prediabetes based on a person's genetic makeup.
- What could go wrong
- This is an early-stage genetic study, not a treatment trial. Results may not lead to immediate clinical changes, and individual responses vary.
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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Phase 4
Runs after approval, following long-term safety and how well the treatment works in everyday use.
- Participants
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About 300 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Nov 2021
- Expected to finish
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Oct 2026
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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18 years and older
- 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.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion criteria: 1. Men and women, ages 18 years and older 2. Diagnosis of Prediabetes - defined as either impaired fasting glucose (fasting glucose of 100-125 mg/dL), impaired glucose tolerance (2-hour postprandial blood glucose of 140-199 mg/dL after 75-gram oral glucose challenge), and/or a hemoglobin A1C ranging from 5.7% to 6.4% 3. High risk for progression to diabetes: defined as having at least one of the two following additional factors: Obesity (BMI ≥ 30 kg/m2) and/or metabolically unhealthy status. "Metabolically unhealthy status" is defined as at least two of the following: elevated blood pressure (SBP ≥ 130 mmHg and/or DBP ≥ 85 mmHg), elevated triglycerides ≥ 150 mg/dL, low HDL cholesterol (males \< 40 mg/dL; females \< 50 mg/dL), and elevated fasting glucose ≥ 100 mg/dL (Wu S et al., 2017). 4. Women of childbearing age must agree to use an acceptable method of pregnancy prevention (barrier methods, abstinence, hormonal contraception, intrauterine contraception, or surgical sterilization) for the duration of the study. 5. Patients must have the following laboratory values: Hematocrit ≥ 34 vol%, estimated glomerular filtration rate ≥ 60 mL/min per 1.73 m2, AST (SGOT) \< 2.5 times ULN, ALT (SGPT) \< 2.5 times ULN, alkaline phosphatase \< 2.5 times ULN Exclusion Criteria: 1. History of Type 1 or Type 2 diabetes mellitus 2. Pregnant or breastfeeding women 3. Medications: metformin, DPP-4 inhibitors, GLP-1 receptor agonists, SGLT-2 inhibitors, thiazolidinediones, insulin, sulfonylureas, meglitinides, alpha-glucosidase inhibitors, and/or corticosteroids over the last 3 months. 4. Active malignancy 5. History of clinically significant cardiac, hepatic, pancreatic or renal disease. 6. History of any serious hypersensitivity reaction to the study medication (or any other incretin mimetic) 7. Prisoners or subjects who are involuntarily incarcerated 8. Prior history of pancreatitis, medullary thyroid cancer, or multiple endocrine neoplasia type 2 (MEN 2) 9. Family history of medullary thyroid cancer (a rare form of thyroid cancer) or MEN2. However, as many individuals may not be aware of the specific type of thyroid cancer, will also exclude any family history of thyroid cancer or MEN2. 10. Hospitalization for COVID-19 in last 3 months
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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
1 site. 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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UTHealth Clinical Research Unit (CRU) at UT Brownsville
RECRUITINGBrownsville, Texas, 78520, United States
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