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Studies on the antihypertensive effect and uric acid metabolism by the combination therapy of ARB and diuretics in the CKD patients with hypertension - Comparison between daily and alternate-daily medication of diuretics -

Studies on the antihypertensive effect and uric acid metabolism by the combination therapy of ARB and diuretics in the CKD patients with hypertension - Comparison between daily and alternate-daily medication of diuretics - - Intermittent removal of thiazide diuretics for treatment of hypertension in CKD patients study (INTERVAL study)

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000010170
Enrollment
50
Registered
2013-03-05
Start date
2012-09-01
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

The CKD patients with hypertension

Interventions

Daily administration of irbesartan 100mg with trichrolmethiazide 0.5-1mg Administration of irbesartan 100mg daily with tricholmethiazide 1-2mg every other day

Sponsors

Department of Internal Medcine, Teikyo University School of Medicine
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1) Chronic kidney disease 2) Patients without acute changes in renal function and with stability in general condition 3) Hypertensive patients during treatment with antihypertensive drugs, or hypertensive patients whose blood pressures have not achieved to the targeted level recommended by "CKD guideline 2012" 4) Patients over the age of 20, unquestioned gender 5) The patients who we can obtain the informed consent signed by themselves.

Exclusion criteria

Exclusion criteria: 1) The patient with contraindication of irbesartan medication 1. Patients with a history of hypersensitivity to any component of this drug 2. Patients during pregnancy and with pregnant possibility 2) The patient with contraindication of the trichrolmethiazide medication 1. Patients with anuria 2. Patients with acute renal failure 3. Patients with hyponatremia, and hypokalemia 4. Patients with a history of hypersensitivity to thiazides or analogues 3) Patients who are judged ineligible for any other reasons by the investigator

Design outcomes

Primary

MeasureTime frame
1. Change of blood pressure (office blood pressure, home blood pressure) 2. Changes of serum uric acid level

Secondary

MeasureTime frame
1. Changes in renal function (serum creatinine, eGFR, serum cystatin C et al.) 2. Changes in urinary examinations (urine protein et al.) 3. Changes of metabolic biomarkers (lipids, glucose and electrolytes) 4. Changes of heart rate

Countries

Japan

Contacts

Public ContactShunya Uchida

Teikyo University School of Medicine Department of Internal Medcine

uchidasyunya@gmail.com03-3964-1211

Outcome results

None listed

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