Research Summary
Analyzed using Evidence Intelligence™

Pentoxifylline improves kidney and heart health in diabetic patients

Last updated August 18, 2026

Key finding

Microalbuminuria changed −43.18 ± 52.13 mg/24 h in PTF-G at 12 months (p < 0.001).

Pentoxifylline added to standard therapy in adults with diabetic nephropathy.

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

Pentoxifylline added to standard therapy in adults with diabetic nephropathy.

Clinical relevance

This study evaluated Pentoxifylline added to standard therapy in adults with diabetic nephropathy.

Keep in mind

Limitations were not clearly described in the extracted text.

Published in

Journal Reference

Publication details and source links for this paper.

Oliva M, Marcela Á, Carmen P, et al. Pentoxifylline Treatment in Diabetic Nephropathy: A Randomized Controlled Trial. Medical Sciences. 2026;14(1):26. doi:10.3390/medsci14010026

Evidence network

How this study fits

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Evidence Context

This study contributes evidence to Pentoxifylline and Albuminuria, Estimated glomerular filtration rate, Left ventricular mass index.

Primary intervention

Pentoxifylline

Primary outcomes

  • Albuminuria
  • Estimated glomerular filtration rate
  • Left ventricular mass index

Evidence relationships

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

3
Evidence pairs
3
Relationships
1
Evidence topics
contributes_evidence

Editorial context

Why this study matters

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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: 64

1

Related topics

3

Evidence pairs

93

Related studies

High relevance in at least one topic

Why it is useful

  • Contributes to 3 evidence relationships
  • Includes primary outcome data
  • Linked to 1 direct semantic evidence topic

Topic contributions

Evidence topic

Contributes evidence

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Primary evidence

Evidence topic

Diabetic Kidney Disease

matched_intervention_and_outcome

Core evidence

Study findings

The primary outcomes reported in this study.

Albuminuria

Pentoxifylline → Albuminuria

Pentoxifylline → Albuminuria

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

Estimated glomerular filtration rate

Pentoxifylline → Estimated glomerular filtration rate

Pentoxifylline → Estimated glomerular filtration rate

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

Left ventricular mass index

Pentoxifylline → Left ventricular mass index

Pentoxifylline → Left ventricular mass index

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

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Connected Evidence

Explore related studies, evidence collections, and research questions.

Relationships organized using the Dediabetes Evidence Intelligence™ framework.

This study contributes to evidence on Pentoxifylline and Kidney Function, Pentoxifylline and Kidney Function.

Related evidence relationships

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 Pentoxifylline improve albuminuria?

Emerging Evidence

Pentoxifylline appears to improve Albuminuria.

ConsistencyScore™: Consistency cannot yet be determined from the available evidence.

Ranked evidence signals

  1. 1

    Albuminuria

    EvidenceScore™ Emerging | EvidenceScore™ 59.0 | strong positive | ConsistencyScore™ Unclear | 1 study

Why this answer: This answer is based on a single supporting study.

Limitations

  • Only one supporting study is available.
  • Consistency cannot yet be determined.
  • Population details are unavailable.
1 supporting studyUpdated: Aug 2026

Does Pentoxifylline improve left ventricular mass index?

Emerging Evidence

Pentoxifylline appears to improve Left ventricular mass index.

ConsistencyScore™: Consistency cannot yet be determined from the available evidence.

Ranked evidence signals

  1. 1

    Left ventricular mass index

    EvidenceScore™ Emerging | EvidenceScore™ 59.0 | strong positive | ConsistencyScore™ Unclear | 1 study

Why this answer: This answer is based on a single supporting study.

Limitations

  • Only one supporting study is available.
  • Consistency cannot yet be determined.
  • Population details are unavailable.
1 supporting studyUpdated: Aug 2026

Does Pentoxifylline improve estimated glomerular filtration rate?

Emerging Evidence

Pentoxifylline may worsen Estimated glomerular filtration rate or be associated with harm.

ConsistencyScore™: Consistency cannot yet be determined from the available evidence.

Ranked evidence signals

  1. 1

    Estimated glomerular filtration rate

    EvidenceScore™ Emerging | EvidenceScore™ 59.0 | moderate negative | ConsistencyScore™ Unclear | 1 study

Why this answer: This answer is based on a single supporting study.

Limitations

  • Only one supporting study is available.
  • Consistency cannot yet be determined.
  • Population details are unavailable.
1 supporting studyUpdated: Aug 2026
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