UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000003574
Receipt number R000004058
Scientific Title Therapeutic effects of T-type and N-type calcium channel blockers on hypertensive diabetic patients with renal diseases. (TITANS Study)
Date of disclosure of the study information 2010/05/06
Last modified on 2011/01/19 18:08:19

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Basic information

Public title

Therapeutic effects of T-type and N-type calcium channel blockers on hypertensive diabetic patients with renal diseases.
(TITANS Study)

Acronym

Therapeutic effects of T-type and N-type calcium channel blockers on hypertensive diabetic patients with renal diseases.
(TITANS Study)

Scientific Title

Therapeutic effects of T-type and N-type calcium channel blockers on hypertensive diabetic patients with renal diseases.
(TITANS Study)

Scientific Title:Acronym

Therapeutic effects of T-type and N-type calcium channel blockers on hypertensive diabetic patients with renal diseases.
(TITANS Study)

Region

Japan


Condition

Condition

hypertensive diabetic patients with renal diseases

Classification by specialty

Medicine in general Cardiology Endocrinology and Metabolism
Nephrology

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

This study will compare the organ-protective effects between L/T type calcium channel blocker and L/N type calcium channel blocker on hypertensive diabetic patients with renal diseases.

Basic objectives2

Efficacy

Basic objectives -Others


Trial characteristics_1


Trial characteristics_2


Developmental phase



Assessment

Primary outcomes

1.Clinic blood pressure, pulse rate
2.Blood test; K+, Cr, NE, aldosterone, ACTH, cortisol, BNP
3.Urine test; albuminuria
4.Vascular test; PWV, AI

Key secondary outcomes



Base

Study type

Interventional


Study design

Basic design

Cross-over

Randomization

Randomized

Randomization unit

Individual

Blinding

Open -but assessor(s) are blinded

Control

Active

Stratification


Dynamic allocation


Institution consideration


Blocking


Concealment

Numbered container method


Intervention

No. of arms

2

Purpose of intervention

Treatment

Type of intervention

Medicine

Interventions/Control_1

Group A: Change already prescribed L-type calcium channel blockers to daily dosing of benidipine 8 mg daily for 24 weeks, and dosage may be modulated accroding to the clinical parameters. After benidipine treatment, change to daily dosing of cilnidipine 10mg daily for 24 weeks, and dosage may be modulated according to the clinical parameters.Target blood pressure level is below 130/80 mmHg.

Interventions/Control_2

Group B: Change already prescribed L-type calcium channel blockers to daily dosing of cilnidipine 10 mg daily for 24 weeks, and dosage may be modulated accroding to the clinical parameters. After cilnidipine treatment, change to daily dosing of benidipine 8mg daily for 24 weeks, and dosage may be modulated according to the clinical parameters.Target blood pressure level is below 130/80 mmHg.

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

75 years-old >=

Gender

Male and Female

Key inclusion criteria

Hypertensive diabetic patients with renal diseases, who are not treaeted with L/T type nor L/N type calcium channel blockers
1. Albuminuria is over 30 mg/gCr.
2. Type 2 diabates who were diagnosed by criteria of Japan Diabetes Society.
3. SBP>=140 mmHg or DBP>=90 mmHg, or patients who are already treated with antihyperteisive agents.

Key exclusion criteria

1. Patients who are contraindicated to benidipine or cilnidipine.
2. Patients without imformed consent.
3. Inappropriate patients based on the descision by responsible doctors.

Target sample size

50


Research contact person

Name of lead principal investigator

1st name
Middle name
Last name Katsuyoshi Tojo

Organization

The Jikei University School of Medicine

Division name

Department of Internal Medicine

Zip code


Address

3-25-8 Nishishinbashi, Minato-ku, Tokyo 105-8461, Japan

TEL

+81-3-3815-5411(35013)

Email



Public contact

Name of contact person

1st name
Middle name
Last name

Organization

The Jikei University School of Medicine

Division name

Department of Internal Medicine

Zip code


Address


TEL


Homepage URL


Email



Sponsor or person

Institute

Department of Internal Medicine, The Jikei University School of Medicine

Institute

Department

Personal name



Funding Source

Organization

Department of Internal Medicine, The Jikei University School of Medicine

Organization

Division

Category of Funding Organization

Self funding

Nationality of Funding Organization



Other related organizations

Co-sponsor


Name of secondary funder(s)



IRB Contact (For public release)

Organization


Address


Tel


Email



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

2010 Year 05 Month 06 Day


Related information

URL releasing protocol


Publication of results

Unpublished


Result

URL related to results and publications


Number of participants that the trial has enrolled


Results


Results date posted


Results Delayed


Results Delay Reason


Date of the first journal publication of results


Baseline Characteristics


Participant flow


Adverse events


Outcome measures


Plan to share IPD


IPD sharing Plan description



Progress

Recruitment status

Preinitiation

Date of protocol fixation

2010 Year 11 Month 01 Day

Date of IRB


Anticipated trial start date

2011 Year 04 Month 01 Day

Last follow-up date


Date of closure to data entry


Date trial data considered complete


Date analysis concluded



Other

Other related information



Management information

Registered date

2010 Year 05 Month 06 Day

Last modified on

2011 Year 01 Month 19 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000004058


Research Plan
Registered date File name

Research case data specifications
Registered date File name

Research case data
Registered date File name