The effect of AT1 receptor blocker/Ca antagonist combination drug on hypertensive patients - Effect of change in medication from AT1 receptor blocker/Ca antagonist concurrent dosage to its combination drug -

The effect of AT1 receptor blocker/Ca antagonist combination drug on hypertensive patients - Effect of change in medication from AT1 receptor blocker/Ca antagonist concurrent dosage to its combination drug - - The effect of AT1 receptor blocker/Ca antagonist combination drug on hypertensive patients

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000007701

Enrollment

100

Registered

2012-04-09

Start date

2011-07-01

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

Hypertension

Interventions

Exchange to combination drug

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Hypertensive patients who are medicated with AT1 receptor blocker and Ca antagonist

Exclusion criteria

Exclusion criteria: The exclusion criteria were an age >75 years, current history of myocardial infarction and/or cerebral stroke, renal failure, abnormal liver or muscle enzymes (ALT>100, ALT>100), applied for other clinical trial within 3 months, expectant mother, lactating woman, inappropriate patients judged by the physician in charge

Design outcomes

Primary

Measure	Time frame
Blood pressure	—

Countries

Japan

Contacts

Public ContactMinoru Takemoto

Chiba University Hospital Department of Medicine, Division of Diabetes, Metabolism and Endocrinology

minoru.takemoto@faculty.chiba-u.jp043-222-7171

Outcome results

None listed

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