Febuxostat for Cerebral and caRdiorenovascular Events prEvEntion stuDy

The purpose of this study is to demonstrate the effect of febuxostat in preventing cerebral and cardiorenovascular events in elderly patients with hyperuricemia who are at risk for cerebral and cardiorenovascular disease.


Eligibility Criteria:
Inclusion Criteria:

* (1) Patients 65 years of age or older at enrollment who are able to visit
* (2) Patients with hyperuricemia, who have a serum uric acid level \>7.0 mg/dL and \<= 9.0 mg/dL (7.0 mg/dL \< serum uric acid level \<= 9.0 mg/dL) within 2 months prior to enrollment
* (3) Patients at risk for any of the cerebral or cardiorenovascular diseases in i) through iv) below (i) Previous or current history of hypertension (ii) Previous or current history of type 2 diabetes mellitus (iii) Renal disorders (30 mL/min/1.73 m2 \<= eGFR \< 60 mL/min/1.73 m2 within 3 months prior to enrollment) (iv) Previous history of cerebral or cardiorenovascular disease for more than 3 months prior to enrollment (stroke \[cerebral hemorrhage, cerebral infarction, or subarachnoid hemorrhage\], coronary artery disease, vascular disease, or cardiac failure)
* (4) Patients who personally give written informed consent to participate in this study

Exclusion Criteria:

* (1) Patients with gouty tophus, or patients with subjective symptoms of gouty arthritis within 1 year prior to enrollment
* (2) Patients with a previous history of hypersensitivity to febuxostat or allopurinol
* (3) Patients with malignant tumors
* (4) Patients with serious kidney disease, Acute kidney disease, nephrotic syndrome, dialysis patients, kidney transplant patients, eGFR \< 30 mL/min/1.73 m2 , etc.
* (5) Patients with a previous history of acute coronary syndrome or stroke within 3 months prior to enrollment (cerebral hemorrhage, cerebral infarction, or subarachnoid hemorrhage)
* (6) Patients with a \>= 50% increase in serum creatinine within 3 months prior to enrollment
* (7) Patients with severe hypertension characterized by systolic blood pressure \>= 180 mmHg or diastolic blood pressure \>= 110 mmHg within 3 months prior to enrollment
* (8) Patients with aspartate aminotransferase (AST) or alanine aminotransferase (ALT) 2 or more times the upper limit of normal within 3 months prior to enrollment
* (9) Patients on any of the following medications at enrollment Mercaptopurine hydrate, azathioprine, vidarabine, or didanosine
* (10) Patients who receive any of the following medications for the treatment of hyperuricemia within 1 month prior to enrollment Allopurinol, benzbromarone, probenecid, bucolome, topiroxostat, or febuxostat
* (11) Patients who start, modify the dose of, or discontinue any of the following medications within 1 month prior to enrollment Losartan, irbesartan, fenofibrate, thiazide diuretics, or loop diuretics
* (12) Patients on hormone replacement therapy with estrogen (estrogenic hormone products)
* (13) Patients who have participated in other clinical research (including trials) within 6 months prior to enrollment (non-interventional observational research not excluded)
* (14) Patients otherwise judged by the principal or sub-investigator to be unsuitable for the study