UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000001389
Receipt number R000001688
Scientific Title A comparison of losartan/hydrochlorothiazide vs high-dose angiotensin II receptor blocker(ARB) for uncontrolled hypertensive patients
Date of disclosure of the study information 2008/09/30
Last modified on 2022/10/17 13:34:20

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Basic information

Public title

A comparison of losartan/hydrochlorothiazide vs high-dose angiotensin II receptor blocker(ARB) for uncontrolled hypertensive patients

Acronym

Kobe Combination therapy of Losartan/hydrochlorothiazide,effect and safty trial(Kobe-CONNECT)

Scientific Title

A comparison of losartan/hydrochlorothiazide vs high-dose angiotensin II receptor blocker(ARB) for uncontrolled hypertensive patients

Scientific Title:Acronym

Kobe Combination therapy of Losartan/hydrochlorothiazide,effect and safty trial(Kobe-CONNECT)

Region

Japan


Condition

Condition

Hypertension

Classification by specialty

Cardiology

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

Effects of lowering blood pressure are to be compared between a fixed-dose combination drug of losartan/hydrochlorothiazide and a therapy of a high dose ARB in hypertensive patients whose blood pressure have not been controlled sufficiently.

Basic objectives2

Efficacy

Basic objectives -Others


Trial characteristics_1

Confirmatory

Trial characteristics_2

Explanatory

Developmental phase

Phase IV


Assessment

Primary outcomes

Change in blood pressure level measured on an outpatient basis after 12 weeks of treatment

Key secondary outcomes

- Change in blood pressure level measured on an outpatient basis after 24,48 weeks of treatment- Changes in blood pressure level at home after getting up,ABPM,NT-proBNP,hs-CRP,PAI-1,Aldosterone after 12, 24 and 48 weeks of treatment- Change in catroid internal-medical thickness after 48 weeks of treatment


Base

Study type

Interventional


Study design

Basic design

Parallel

Randomization

Randomized

Randomization unit

Individual

Blinding

Open -no one is blinded

Control

Active

Stratification

NO

Dynamic allocation

NO

Institution consideration

Institution is not considered as adjustment factor.

Blocking

NO

Concealment

Central registration


Intervention

No. of arms

2

Purpose of intervention

Treatment

Type of intervention

Medicine

Interventions/Control_1

Losartan/hydrochlorothiazide group

Interventions/Control_2

High-dose ARB group

Interventions/Control_3


Interventions/Control_4


Interventions/Control_5


Interventions/Control_6


Interventions/Control_7


Interventions/Control_8


Interventions/Control_9


Interventions/Control_10



Eligibility

Age-lower limit

20 years-old <=

Age-upper limit


Not applicable

Gender

Male and Female

Key inclusion criteria

Inclusion criteria:1) Hypertensive patients, who have been previously treated with monotherapy of an ARB or ARB and Carcium channel blocker for more than 8 weeks, however, whose blood pressure has not been reached the target defined by the JSH2004 criteria.2) Men and women aged more than 20 years 3) Outpatients4) Patients who fully understand the study procedures explained to them using explanatory notes and have given written informed consent to participate in the study

Key exclusion criteria

Exclusion criteria:1) Patients with uncontrolled hypertension (diastolic blood pressure under 110mmHg) 2) Patients with secondary hypertension 3) Patients with uncontrolled diabetes (HbA1c over 8.0%) and under treatment with insulin 4) Patients who have stroke, AMI and/or other critical vascular complications that required hospitalization within 3 months prior to the intervention 5) Patients with liver dysfunction [GPT(ALT) over three times the normal value]6) Patients with renal failure (serum creatinine over 2.0 mg/dL)7) Patients with a previous history of gout attack or uncontrolled hyperuricemia (over 8.0mg/dL)8) Patients with cardiac insufficiency (NYHA grade III )9) Patients with severe malignant cancer or other unfavorable prognostic factors10) Pregnant or possible pregnant women11) Patients , who have been previously treated with diuretics 12) Patients with a history of hypersensitivity to ingredients of losartan potassium or hydrochlorothiazide13) Patients with a history of hypersensitivity to thiazide or thiazide-like diuretics13) Patients with a history of hypersensitivity to ingredients of a calcium channel blocker to be used in the study14) Patients who are considered not eligible for the study by the attending doctor due to medical reasons

Target sample size

200


Research contact person

Name of lead principal investigator

1st name Ken-ichi
Middle name
Last name Hirata

Organization

Kobe University Graduate School of Medicine

Division name

Division of Cardiovascular Medicine

Zip code

6500017

Address

7-5-1,Kusunoki-Cho,Chuo-Ku,Kobe,650-0017 Japan

TEL

078-382-5846

Email

hiratak@med.kobe-u.ac.jp


Public contact

Name of contact person

1st name Ryuji
Middle name
Last name Toh

Organization

Kobe University Graduate School of Medicine

Division name

Division of Cardiovascular Medicine

Zip code

6500017

Address

7-5-1,Kusunoki-Cho,Chuo-Ku,Kobe,650-0017 Japan

TEL

078-382-5846

Homepage URL


Email

rtoh@med.kobe-u.ac.jp


Sponsor or person

Institute

Kobe hypertensive study group

Institute

Department

Personal name



Funding Source

Organization

The Waksman Foundation of Japan Inc.

Organization

Division

Category of Funding Organization

Non profit foundation

Nationality of Funding Organization

Japan


Other related organizations

Co-sponsor


Name of secondary funder(s)



IRB Contact (For public release)

Organization

Kobe University Hospital Clinical and Translational Research Center

Address

7-5-1,Kusunoki-Cho,Chuo-Ku,Kobe,650-0017 Japan

Tel

078-382-6669

Email

chiken@med.kobe-u.ac.jp


Secondary IDs

Secondary IDs

NO

Study ID_1


Org. issuing International ID_1


Study ID_2


Org. issuing International ID_2


IND to MHLW



Institutions

Institutions



Other administrative information

Date of disclosure of the study information

2008 Year 09 Month 30 Day


Related information

URL releasing protocol

doi: 10.1038/hr.2012.110.

Publication of results

Published


Result

URL related to results and publications

doi: 10.1038/hr.2012.110.

Number of participants that the trial has enrolled

193

Results

doi: 10.1038/hr.2012.110.

Results date posted

2022 Year 10 Month 17 Day

Results Delayed


Results Delay Reason


Date of the first journal publication of results


Baseline Characteristics

doi: 10.1038/hr.2012.110.

Participant flow

doi: 10.1038/hr.2012.110.

Adverse events

doi: 10.1038/hr.2012.110.

Outcome measures

doi: 10.1038/hr.2012.110.

Plan to share IPD


IPD sharing Plan description



Progress

Recruitment status

Main results already published

Date of protocol fixation

2008 Year 08 Month 25 Day

Date of IRB

2008 Year 08 Month 25 Day

Anticipated trial start date

2008 Year 10 Month 01 Day

Last follow-up date

2010 Year 09 Month 01 Day

Date of closure to data entry


Date trial data considered complete


Date analysis concluded



Other

Other related information



Management information

Registered date

2008 Year 09 Month 24 Day

Last modified on

2022 Year 10 Month 17 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000001688


Research Plan
Registered date File name

Research case data specifications
Registered date File name

Research case data
Registered date File name