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Study for the effects of switching from angiotensin II receptor blockers to sacubitril valsartan or adding trichlormethiazide on markers of renal injury in subjects with type 2 diabetes complicated with diabetic nephropathy

Comparison of the effect of switching to sacubitril valsartan or adding trichlormethiazide on markers of renal injury in subjects with type 2 diabetes complicated with diabetic nephropathy taking angiotensin II receptor blockers - a prospective, open-labelled, randomized, exploratory crossover study -

Status
Active, not recruiting
Phases
Phase 4
Study type
Interventional
Source
JPRN
Registry ID
JPRN-jRCT1011240028
Enrollment
30
Registered
2024-08-20
Start date
2024-08-20
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

Type 2 diabetes

Interventions

Consent will be obtained from eligible patients and an initial examination will be performed (Evaluation 1), followed by a switch from ARB to sacubitril valsartan (200 mg/day) or addition of trichlorm

Sponsors

Nomoto Hiroshi
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1) Age between 20 and 90 years 2) Diagnosis with type 2 diabetes complicated by hypertension with diabetic nephropathy stage 2 (A2) or higher 3) Subjects receiving ARBs at or above the usual dose for 12 weeks or more prior to consent acquisition 4) Subjects not achieving antihypertensive goals 5) Written informed consent

Exclusion criteria

Exclusion criteria: 1) History of anaphylaxis of sacubitril valsartan or trichlormethiazide 2) Subjects receiving sacubitril valsartan and/or trichlormethiazide 3) serum K < 3.5 mEq/L 4) eGFR < 30 mL/min/1.73m2 5) Subjects with severe hepatic dysfunction (Child-Pugh classification C) 6) Subjects receiving angiotensin-converting enzyme inhibitors 7) Pregnant women or patients who may be pregnant 8) Inability to consume an appropriate diet 9) Incompatibility with the trial for other reasons, as determined by a physician

Design outcomes

Primary

MeasureTime frame
Changes in urinary L-FABP and urinary albumin before and after switching from ARB to sacubitril valsartan or adding trichlormethiazide

Secondary

MeasureTime frame
1) Changes in systolic and diastolic blood pressure, pulse rate, and body weight 2) Changes in HbA1c and its relationship to various assessment data 3) Changes in various blood and urine tests and their relationship to various assessment data 4) Changes in urinary biomarkers and their relationship to various assessment data 5) Changes in insulin secretory capacity and resistance indices and their relationship to various assessment data 6) Changes in oxidative stress and antioxidant indices and their relationship to various evaluation data 7) Presence and severity of disease, etc.

Contacts

Public ContactHiroshi Nomoto

Asahikawa Medical University

hnomoto@asahikawa-med.ac.jp+81-166-68-2454

Outcome results

None listed

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