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The Effect of Uric Acid Decrement on Endothelial Function in Patients With Chronic Renal Failure

Prospective Study of Allopurinol Treatment That Improves Endothelial Function by Decreasing Uric Acid Levels of Patients With Chronic Kidney Disease

Status
Completed
Phases
NA
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT00978653
Enrollment
20
Registered
2009-09-17
Start date
2008-04-30
Completion date
2009-05-31
Last updated
2009-09-22

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Chronic Kidney Disease, Hyperuricemia

Keywords

allopurinol, chronic kidney disease, endothelial dysfunction, hyperuricemia, uric acid, vascular endothelium, xanthine oxidase inhibitor

Brief summary

In this prospective study, the investigators aimed to evaluate the effects of improved hyperuricemia, a minor cardiovascular risk factor, on endothelial dysfunction in patients with chronic kidney disease.

Detailed description

Endothelial dysfunction (ED) is a key event in the development of atherosclerotic cardiovascular disease observed in patients with chronic kidney disease (CKD). Experimental models have shown that hyperuricemia causes hypertension and renin angiotensin system activation. In this prospective study, the investigators aimed to evaluate the effects of improved hyperuricemia, a minor cardiovascular risk factor, on ED in patients with CKD.

Interventions

DRUGallopurinol

150 mg once a day

Sponsors

Istanbul University
Lead SponsorOTHER

Study design

Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
SCREENING
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to 60 Years
Healthy volunteers
No

Inclusion criteria

* Laboratory finding of hyperuricemia * Patients between ages of 18 and 60 years * Non-diabetic patients * Creatinine clearance values between 20 and 60 mL/min/1.73 m2

Exclusion criteria

* Low (\< 20 ml/min/1.73 m2) creatinine clearance, * Patients with diabetes mellitus, ischemic heart disease, acute coronary syndrome, congestive heart failure (CHF) (New York Heart Association class II or greater), valvular heart disease and a history of cerebral infarction or transient ischemic attack. * Patients taking urate lowering medication (allopurinol and probenecid)

Design outcomes

Primary

MeasureTime frame
Endothelial function improvement with uric acid lowering treatment1 year

Countries

Turkey (Türkiye)

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026