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Dapagliflozin as an adjunct to insulin improves glycemic control, weight, and lipid profile with a superior safety profile in type 2 diabetes: a randomized trial

Sun L, Liu G, Liang B, You H

Clinics (Sao Paulo, Brazil), 2026

86 participants

Abstract

Objective: To investigate the efficacy and safety of dapagliflozin-insulin combination in patients with Type 2 Diabetes Mellitus (T2DM).

Methods: In this 3-month, randomized controlled trial, 86 T2DM patients were allocated to either insulin monotherapy (Group A) or dapagliflozin-insulin combination (Group B). Primary endpoints included glycemic control (Fasting Blood Glucose [FBG], 2-hour Postprandial Blood Glucose [2hPBG], Hemoglobin A1c [HbA1c]), lipid profile (Total Cholesterol [TC], Triglycerides [TG], Low-Density Lipoprotein Cholesterol [LDL-C], High-Density Lipoprotein Cholesterol [HDL-C]), anthropometrics (Body Mass Index [BMI], Body Weight [BW]), blood pressure (Systolic Blood Pressure [SBP], Diastolic Blood Pressure [DBP]), and adverse events.

Results: After treatment, the combination therapy (Group B) demonstrated significantly greater improvements than insulin alone (Group A). Reductions in Group B versus Group A were: HbA1c (24.9%vs. 10.3%), FBG (23.6%vs. 5.6%), 2hPBG (25.1%vs. 13.7%), TC (35.1%vs. 16.9%), TG (15.9%vs. 11.0%), LDL-C (15.7%vs. 6.5%), SBP (7.3%vs. 3.2%), DBP (12.6%vs. 7.8%), BMI (9.8%vs. 4.3%), and BW (5.4%vs. 3.3%); while HDL-C increased more in Group B (16.3%vs. 9.9%). Group B demonstrated superior benefits in glycemic control, lipid profile, anthropometrics parameters and blood pressure reductions. All post-treatment between-group comparisons were statistically significant (p < 0.05). Critically, the incidence of adverse events was 71.4% lower…

How strong is the evidence?

Evidence Hub reads this as a randomized trial, done in people. Its evidence level is 2 of 5 (High · randomized trial). Randomized trials of a reasonable size are the strongest single-study design. Reported size: 86 participants or records.

How the five levels of evidence work. The level is assigned automatically from the abstract and can be wrong, so check the paper.

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