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A Study on the Effects of Chronotherapy of Hypertension with Olmesartan on Blood-pressure Variability, Sympathetic Function, and Renal Function in Patients with Type 2 Diabetes Mellitus and Hypertension

A Study on the Effects of Chronotherapy of Hypertension with Olmesartan on Blood-pressure Variability, Sympathetic Function, and Renal Function in Patients with Type 2 Diabetes Mellitus and Hypertension - J-CORRECT

Status
Active, not recruiting
Phases
Phase 4
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000010419
Enrollment
200
Registered
2013-05-01
Start date
2013-05-01
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

Patients with type 2 DM and hypertension.

Interventions

The morning olmesartan groups of patients with type 2 DM and hypertension n=100 The pre-bedtime olmesartan groups of patients with type 2 DM and hypertension n=100

Sponsors

Division of Cardiovascular Medicine, Department of Medicine, Jichi Medical University School of Medicine
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1)Age:>30 to <85 years 2)Gender: Male or female 3)Patients with type 2 DM and hypertension with outpatient blood pressure of >= 130/80 mmHg despite treatment with ARBs (candesartan, losartan, valsartan, telmisartan, irbesartan, and/or azilsartan) other than olmesartan at the usual or maximum dose for at least 12 weeks in the morning

Exclusion criteria

Exclusion criteria: Patients who meet any of the following criteria will not be included in the study: 1)Patients with secondary or malignant hypertension 2)Patients with severe heart failure (NYHA Class III or higher) 3)Patients with nephrotic syndrome (or serum creatinine [Cr] >= 3.0 mg/dL) 4)Patients with serious liver or biliary diseases 5)Patients with a history of cardiovascular (myocardial infarction) or cerebral events (cerebral infarction) 6)Patients with endocrine disease 7)Patients with any malignancy 8)Patients determined by the investigator to be not suitable for other reasons

Design outcomes

Primary

MeasureTime frame
(i) Changes in home blood pressure from before to after administration in the morning or before bedtime (early-morning, nighttime, and before bedtime blood pressure and heart rate) and the effect of the time of administration of olmesartan on Na excretion (ii) Effect of morning and pre-bedtime administration on blood-pressure variability (ME difference, mean ME, and day-by-day blood pressure variability)

Secondary

MeasureTime frame
(i) Changes in outpatient blood pressure and heart rate from before to after administration (ii) Effect on the sympathetic nervous system: Changes in cortisol levels (iii) Effect on renal function: Changes in urinary albumin and RAAS-related enzyme levels (iv) Effect on cardiac function: Changes in BNP, NT-ProBNP, and hs-cTnT levels (v) Effect on glucose metabolism: Changes in HbA1c and adiponectin levels (vi) Effect on the anti-inflammatory process: Changes in hs-CRP level (vii) Evaluation of safety such as adverse events other than the primary endpoints

Countries

Japan

Contacts

Public ContactYuichiro Yano

Jichi Medical University School of Medicine Division of Cardiovascular Medicine, Department of Medicine

yyano@jichi.jp0285-58-7344

Outcome results

None listed

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