Diabetes drug showdown: which combo works best for obese patients?
NCT ID NCT07531108
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tested three different diabetes treatments in 186 overweight or obese adults newly diagnosed with type 2 diabetes. Participants received either empagliflozin plus metformin, sitagliptin plus metformin, or metformin alone for 12 weeks. Researchers measured changes in blood markers called omentin-1 and resistin, along with blood sugar and weight, to see which combination worked best.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- Empagliflozin, Sitagliptin, and Metformin (oral diabetes drugs)
- What this could lead to
- If successful, this could help doctors choose the best initial drug combination for obese patients with type 2 diabetes, potentially improving blood sugar control and weight management.
- What could go wrong
- This is a small, completed Phase 4 study in one city in Iraq, so results may not apply to all populations. The main focus was on blood markers, not long-term health outcomes like heart disease or survival.
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
-
Phase 4
Runs after approval, following long-term safety and how well the treatment works in everyday use.
- Participants
-
186 people
The number who actually took part.
- Started
-
Nov 2024
- Finished
-
Nov 2025
- Lead sponsor
-
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
-
35 to 75 years
- Sex
-
Anyone
- Healthy volunteers
-
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: * Adults aged 35 to 75 years. * Newly diagnosed treatment-naive type 2 diabetes mellitus with no comorbidities * HbA1c between 7% and 13%. * Overweight or obese status, with BMI 25 to 45 kg/m². * Waist circumference 94 to 130 cm for men or 80 to 130 cm for women. * Waist-to-height ratio between 0.50 and 0.90. * Willingness to provide written informed consent. Exclusion Criteria: * Clinically significant cardiovascular, renal, or hepatic disease. * Hypertension. * Pregnancy or breastfeeding. * Untreated or unstable thyroid disorders. * Active psychiatric illness or use of psychotropic medications. * Use of drugs known to affect adipokine levels, including glucocorticoids, statins, anti- inflammatory agents, hormonal therapies, or weight-loss medications. * Acute or ongoing infection.
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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.
Contacts and locations
Locations
-
Galyawa Teaching Center for Diabetes and Endocrinology
Erbil, 44001, Iraq
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