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Hyperuricemia in patients with chronic kidney disease: When and what to treat?

Marian Goicoechea1, Rodrigo García-Marina2

  • 1Servicio de Nefrología, Hospital General Universitario Gregorio Marañón, Spain; Instituto de Investigación Sanitaria Gregorio Marañon, Spain; RICORS 2040, Instituto de Salud Carlos III, Spain.

Nefrologia
|August 9, 2025
PubMed

Insights

Patients with chronic kidney disease (CKD) and gout should use hypouricemic drugs to lower uric acid (UA) levels. Treatment for asymptomatic hyperuricemia in CKD is not currently supported by clinical trials.

Area of Science:

  • Nephrology
  • Rheumatology
  • Cardiology

Background:

  • Hyperuricemia is linked to gout, kidney disease, hypertension, and cardiovascular disease.
  • Gout in chronic kidney disease (CKD) patients requires management of uric acid (UA) levels.
  • Asymptomatic hyperuricemia poses risks for cardiovascular and renal health.

Purpose of the Study:

  • To outline treatment strategies for hyperuricemia in CKD patients.
  • To define target UA levels for CKD patients experiencing gout.
  • To evaluate the evidence for treating asymptomatic hyperuricemia in CKD.

Main Methods:

  • Review of current clinical guidelines and trial data.
  • Analysis of therapeutic options for hyperuricemia in CKD.
  • Assessment of risks and benefits of hypouricemic drug use.

Main Results:

  • CKD patients with gout should aim for UA < 6 mg/dl (or < 5 mg/dl if tophi present).
  • Allopurinol and febuxostat are recommended hypouricemic agents for CKD patients with gout.
  • Low starting doses are advised, with gradual increases based on tolerance.
  • Current evidence does not support treating asymptomatic hyperuricemia in CKD.

Conclusions:

  • Hypouricemic therapy is crucial for CKD patients with gout to prevent disease progression.
  • Allopurinol and febuxostat are effective and safe options when initiated cautiously.
  • Further research is needed to clarify the role of treating asymptomatic hyperuricemia in CKD.

Keywords:
AllopurinolAlopurinolArterial hypertensionCardiovascular diseaseChronic kidney diseaseEnfermedad cardiovascularEnfermedad renal crónicaFebuxostatHipertensión arterialHiperuricemiaHyperuricemia

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