Skip to content

Examination of the effect of a combination of benzbromarone and febuxostat in patients with hyperuricemia complicating diabetic nephropathy

Examination of the effect of a combination of benzbromarone and febuxostat in patients with hyperuricemia complicating diabetic nephropathy - Examination of the effect of a combination of benzbromarone and febuxostat in patients with hyperuricemia complicating diabetic nephropathy

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000012628
Enrollment
20
Registered
2013-12-19
Start date
2014-01-01
Completion date
Unknown
Last updated
2026-06-29

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

Conditions

hyperuricemia Diabetes

Interventions

Patients with hyperuricemia (serum uric acid level &amp
8 mg/dL) complicating diabetic nephropathy [stage 3A (GFR &lt
60 mL/minute/1.73 m2, proteinuria &lt
1 g/day) or stage 3B (GFR &lt
60 mL/minute/1.73 m2, proteinuria &amp
1 g/day)], who have failed to control the serum uric acid level at 6.0 mg/dL or lower even with 20 mg/day of febuxostat administered orally for at least 4 weeks and who have provided consent to partic
8 mg/dL) complicating diabetic nephropathy who have failed to control serum uric acid level at 6.0 mg/dL or lower even after taking febuxostat at 20 mg/day for at least 4 weeks.

Sponsors

Gifu University hospital
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Patients with hyperuricemia (serum uric acid level ≥ 8 mg/dL) complicating diabetic nephropathy who have failed to control serum uric acid level at 6.0 mg/dL or lower even after taking febuxostat at 20 mg/day for at least 4 weeks.

Exclusion criteria

Exclusion criteria: (1) Patients contraindicated for benzbromarone, including 1) patients with hepatic disorders [ALT (GPT) ≥ 100 IU/L], 2) patients with renal calculus and/or with severe renal function impairment (diabetic nephropathy stage 4 or more severe), 3) pregnant or possibly pregnant women, and 4) patients with a history of hypersensitivity to any ingredient of the product; (2) Patients contraindicated for febuxostat, including 1) patients with a history of hypersensitivity to any ingredient of the product and 2) patients on treatment with mercaptopurine hydrate or azathioprine; and (3) Other patients judged inappropriate by the physician in charge.

Design outcomes

Primary

MeasureTime frame
improvement of hyperuricemia

Countries

Japan

Contacts

Public ContactKatsumi Iizuka

Gifu university hospital Department of diabetes and meatbolism

kiizuka@gifu-u.ac.jp+81-58-230-6377

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026