Resumen de Investigación
Analyzed using Evidence Intelligence™

Empagliflozin reduces body fluid volume in type 2 diabetes patients

Última actualización 5 de julio de 2026

Key finding

A significant difference in body weight change was observed (empagliflozin, −0.58 [95%CI: -1.60, 0.43] kg; glimepiride, 1.20 [95%CI: 0.15, 2.26] kg; P = 0.02)

This study compared the effects of empagliflozin and glimepiride on endothelial function in individuals with type 2 diabetes, finding no significant differences in flow-mediated dilation but notable differences in body weight and fluid volume.

Quick read

Study at a glance

The essential study design details in one scan.

EvidenceScore™

Moderate

Study type

RCTs

Follow-up

Long-Term (1–5 y)

Risk of bias

Some Concerns

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Plain-language summary

What this paper says

A plain-language read of the study’s main message and where it applies.

Study focus

This study compared the effects of empagliflozin and glimepiride on endothelial function in individuals with type 2 diabetes, finding no significant differences in flow-mediated dilation but notable differences in body weight and fluid volume.

Clinical relevance

Understanding the differential effects of diabetes medications like empagliflozin and glimepiride is crucial for optimizing treatment strategies. The significant weight loss and fluid reduction associated with empagliflozin may improve cardiovascular health and overall management of type 2 diabetes, highlighting its potential as a preferred treatment option.

Keep in mind

The study's sample size may limit the generalizability of the findings. The trial duration may not capture long-term effects of the medications. Potential confounding factors were not fully controlled for.

Published in

Referencia de la Revista

Publication details and source links for this paper.

Haruka T, Yoshinobu K, Kohei I, et al. Empagliflozin and Glimepiride Effects on Endothelial Function in Type 2 Diabetes. PLOS ONE. 2022;17(2):e0262831. doi:10.1371/journal.pone.0262831

Efectos Principales

No significant differences in flow-mediated dilation were observed (empagliflozin: −0.11%; glimepiride: −0.34%; P = 0.73).

Empagliflozin resulted in a significant weight reduction of −0.58 kg compared to a weight increase of 1.20 kg with glimepiride (P = 0.02).

Body fluid volume significantly decreased by −0.33 L after empagliflozin treatment (P = 0.03).

Evidence network

How this study fits

Understand where this research contributes within the broader evidence network.

Evidence Context

This study contributes evidence to Empagliflozin, Glimepiride and Body weight, Brachial artery flow-mediated dilation (FMD), HbA1c, and 1 more.

Primary intervention

Empagliflozin

Primary outcomes

  • Body weight
  • Brachial artery flow-mediated dilation (FMD)
  • HbA1c

Evidence relationships

Intervention and outcome relationships this study adds to the evidence network.

8
Evidence pairs
8
Relationships
4
Evidence topics
contributes_evidence

Editorial context

Why this study matters

See why this paper is useful beyond its individual results.

Evidence network role

This section describes how the study fits into the current evidence network. It does not determine whether an intervention works on its own.

Moderate contributionModerate confidenceNetwork score: 68

4

Related topics

8

Evidence pairs

373

Related studies

High relevance in at least one topic

Why it is useful

  • Contributes to 8 evidence relationships
  • Includes primary outcome data
  • Linked to 4 direct semantic evidence topics

Topic contributions

Evidence topic

Contributes evidence

Evidence topic

Contributes evidence

Evidence topic

Contributes evidence

Evidence topic

Contributes evidence

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Evidencia principal

Relación de evidencia

SGLT2 Inhibitors and Cardiovascular Outcomes

Evidencia relacionada

Relación de evidencia

SGLT2 Inhibitors and HbA1c

Guardar evidencia

Relación de evidencia

SGLT2 Inhibitors and Body Weight

Guardar evidencia

Core evidence

Study findings

The primary outcomes reported in this study.

body fluid volume

Empagliflozin → body fluid volume

Empagliflozin → body fluid volume

Evidence Intelligence™
EvidenceScore™
Emerging
Score 59 · Based on 1 study
ImpactScore™
100
Very Positive
ConsistencyScore™
unclear
Not enough independent studies
Supporting studies: Based on 1 study
Add to Evidence Tracker

Body weight

Empagliflozin → Body weight

Empagliflozin → Body weight

Evidence Intelligence™
EvidenceScore™
Strong
Score 79 · Based on 3 studies
ImpactScore™
83
Positive
ConsistencyScore™
100
consistent
Supporting studies: Based on 3 studies
Add to Evidence Tracker

Brachial artery flow-mediated dilation (FMD)

Empagliflozin → Brachial artery flow-mediated dilation (FMD)

Empagliflozin → Brachial artery flow-mediated dilation (FMD)

Evidence Intelligence™
EvidenceScore™
Emerging
Score 59 · Based on 1 study
ImpactScore™
50
Neutral
ConsistencyScore™
unclear
Not enough independent studies
Supporting studies: Based on 1 study
Add to Evidence Tracker

HbA1c

Empagliflozin → HbA1c

Empagliflozin → HbA1c

Evidence Intelligence™
EvidenceScore™
74
Moderate
ImpactScore™
50
Neutral
ConsistencyScore™
67
generally_consistent
Supporting studies: Based on 3 studies
Add to Evidence Tracker

body fluid volume

Glimepiride → body fluid volume

Glimepiride → body fluid volume

Evidence Intelligence™
EvidenceScore™
Emerging
Score 59 · Based on 1 study
ImpactScore™
50
Neutral
ConsistencyScore™
unclear
Not enough independent studies
Supporting studies: Based on 1 study
Add to Evidence Tracker

Body weight

Glimepiride → Body weight

Glimepiride → Body weight

Evidence Intelligence™
EvidenceScore™
Emerging
Score 59 · Based on 1 study
ImpactScore™
25
Negative
ConsistencyScore™
unclear
Not enough independent studies
Supporting studies: Based on 1 study
Add to Evidence Tracker

Brachial artery flow-mediated dilation (FMD)

Glimepiride → Brachial artery flow-mediated dilation (FMD)

Glimepiride → Brachial artery flow-mediated dilation (FMD)

Evidence Intelligence™
EvidenceScore™
Emerging
Score 59 · Based on 1 study
ImpactScore™
50
Neutral
ConsistencyScore™
unclear
Not enough independent studies
Supporting studies: Based on 1 study
Add to Evidence Tracker

HbA1c

Glimepiride → HbA1c

Glimepiride → HbA1c

Evidence Intelligence™
EvidenceScore™
Moderate
Score 69 · Based on 2 studies
ImpactScore™
53
Neutral
ConsistencyScore™
35
mixed
Supporting studies: Based on 2 studies
Add to Evidence Tracker

Evidence Library

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evidence suggest

La Evidencia Sugiere

  • Empagliflozin led to a significant weight loss of −0.58 kg compared to glimepiride.
  • Body fluid volume decreased by −0.33 L with empagliflozin treatment.
  • No significant changes in flow-mediated dilation were found between treatments.
who this applies

A quién se aplica

  • Adults diagnosed with type 2 diabetes.
  • Individuals seeking medication options for diabetes management.
keep in mind

Tener en Cuenta

  • Results may not be applicable to populations outside the study sample.
  • The study focused on short-term outcomes; long-term effects remain uncertain.
  • Differences in individual responses to medications may vary.
between the lines

Entre Líneas

  • The study's sample size may limit the generalizability of the findings.
  • The trial duration may not capture long-term effects of the medications.
  • Potential confounding factors were not fully controlled for.

Evidence Library

Build your evidence library

Save research, organize studies, and quickly find important evidence again.

Connected Evidence

Explore related studies, evidence collections, and research questions.

Relationships organized using the Dediabetes Evidence Intelligence™ framework.

This study contributes to evidence on SGLT2 Inhibitors and Body Weight, SGLT2 Inhibitors and HbA1c.

Relaciones de evidencia relacionadas

Explore in Evidence Explorer

This study contributes to the evidence on the following intervention-outcome relationships.

Questions answered by this study

Generated from the study's connected evidence using Evidence Intelligence™.

Does SGLT2 Inhibitors improve cardiovascular outcomes?

Strong Evidence

SGLT2 Inhibitors may improve Cardiovascular Outcomes.

ConsistencyScore™: Results are generally consistent across studies.

Ranked evidence signals

  1. 1

    Brachial artery flow-mediated dilation (FMD)

    EvidenceScore™ Emerging | EvidenceScore™ 59.0 | neutral | ConsistencyScore™ Unclear | 1 study

Why this answer: This answer is based on 5 supporting studies with generally consistent results and a positive effect signal.

Limitations

  • Population details are unavailable.
5 supporting studiesUpdated: Jul 2026

Does SGLT2 Inhibitors improve HbA1c?

Strong Evidence

SGLT2 Inhibitors may improve HbA1c.

ConsistencyScore™: Results are consistent across studies.

Ranked evidence signals

  1. 1

    HbA1c

    EvidenceScore™ Moderate | EvidenceScore™ 74.4 | neutral | ConsistencyScore™ Generally Consistent | 1 study

Why this answer: This answer is based on 9 supporting studies with consistent results and a positive effect signal.

Limitations

  • Population details are unavailable.
9 supporting studiesUpdated: Jul 2026

Does SGLT2 Inhibitors affect body weight?

Strong Evidence

SGLT2 Inhibitors may improve Body Weight.

ConsistencyScore™: Results are consistent across studies.

Ranked evidence signals

  1. 1

    Body weight

    EvidenceScore™ Strong | EvidenceScore™ 79.0 | moderate positive | ConsistencyScore™ Consistent | 1 study

Why this answer: This answer is based on 4 supporting studies with consistent results and a positive effect signal.

Limitations

  • Population details are unavailable.
4 supporting studiesUpdated: Jul 2026

Does Sulfonylureas improve HbA1c?

Strong Evidence

Sulfonylureas may improve HbA1c.

ConsistencyScore™: Results are generally consistent across studies.

Ranked evidence signals

  1. 1

    HbA1c

    EvidenceScore™ Moderate | EvidenceScore™ 69.0 | neutral | ConsistencyScore™ Mixed | 1 study

Why this answer: This answer is based on 3 supporting studies with generally consistent results and a positive effect signal.

Limitations

  • Population details are unavailable.
3 supporting studiesUpdated: Jul 2026
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