UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000000888
Receipt number R000000969
Scientific Title Coronary Artery Dysfunction After Stent Implantation and Effect of Aggressive Lipid-lowering Therapy by Statins - Role of Rho-kinase -
Date of disclosure of the study information 2007/11/15
Last modified on 2011/06/02 01:12:23

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Basic information

Public title

Coronary Artery Dysfunction After Stent Implantation and Effect of Aggressive Lipid-lowering Therapy by Statins
- Role of Rho-kinase -

Acronym

Coronary Dysfunction After Stenting and Aggressive Lipid-lowering
- Role of Rho-kinase -
(CONTRACTION study)

Scientific Title

Coronary Artery Dysfunction After Stent Implantation and Effect of Aggressive Lipid-lowering Therapy by Statins
- Role of Rho-kinase -

Scientific Title:Acronym

Coronary Dysfunction After Stenting and Aggressive Lipid-lowering
- Role of Rho-kinase -
(CONTRACTION study)

Region

Japan


Condition

Condition

Ischemic heart disease

Classification by specialty

Cardiology

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

To elucidate the effect of 3-month aggressive lipid-lowering therapy by statin on coronary artery dysfunction after stenting.

Basic objectives2

Others

Basic objectives -Others

To elucidate the role of Rho-kinase in coronary dysfunction after stenting.

Trial characteristics_1

Confirmatory

Trial characteristics_2

Explanatory

Developmental phase

Not applicable


Assessment

Primary outcomes

Coronary vasospasm after 3-month trial therapy

Key secondary outcomes

1) Cardiovascular events (cardiac death, myocardial infarction, revascularization by PCI or CABG)
2) Severity of angina by Canadian Cardiovascular Society (CCS) classification
3) Biomarkers in peripheral and coronary sinus blood
4) Coronary stenosis and plaque phenotype by angiography or intravascular ultrasound (IVUS)
5) Stent re-endothelialization by angioscopy or optical coherence tomography (OCT)


Base

Study type

Interventional


Study design

Basic design

Parallel

Randomization

Randomized

Randomization unit

Individual

Blinding

Open -but assessor(s) are blinded

Control

Active

Stratification

YES

Dynamic allocation

NO

Institution consideration


Blocking


Concealment

Central registration


Intervention

No. of arms

2

Purpose of intervention

Treatment

Type of intervention

Medicine

Interventions/Control_1

Control therapy:
Slow-release nifedipine (Adalat CR) 20/40mg/day or slow-release diltiazem (Herbesser R) 200mg/day if hypotension is a concern.
Lipid-lowering therapy to achieve LDL-Chol<100mg/dl with statins if needed.

Interventions/Control_2

Experimental therapy:
Slow-release nifedipine (Adalat CR) 20/40mg/day or slow-release diltiazem (Herbesser R) 200mg/day if hypotension is a concern.
Aggressive lipid-lowering therapy to achieve LDL-Chol<70mg/dl with pitavastatin (Livalo) 2-4mg/day.

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

1. Patient of coronary heart disease with prior coronary stenting
2. Patient is planned to undergo follow-up coronary angiography
3. LDL-Chol>70mg/dl
4. Written informed consent for this study

Key exclusion criteria

1. Patient with unstable angina or acute myocardial infarction
2. History of angiographycally-proven vasospastic angina
3. Contraindication for statins or calcium channel blockers
4. Familial hypercholesterolemia, liver cirrhosis or renal failure on chronic dialysis
5. Contraindication for intracoronary acetylcholine during coronary angiography

Target sample size

200


Research contact person

Name of lead principal investigator

1st name
Middle name
Last name Kenji Sunagawa

Organization

Kyushu University Graduate School of Medical Sciences

Division name

Department of Cardiovascular Medicine

Zip code


Address

3-1-1Maidashi, Higashi-ku, Fukuoka-shi, Fukuoka 812-8582, Japan

TEL

092-642-5360

Email



Public contact

Name of contact person

1st name
Middle name
Last name Tetsuya Matoba

Organization

Kyushu University Graduate School of Medical Sciences

Division name

Department of Cardiovascular Medicine

Zip code


Address

3-1-1Maidashi, Higashi-ku, Fukuoka-shi, Fukuoka 812-8582, Japan

TEL

092-642-5360

Homepage URL


Email

matoba@cardiol.med.kyushu-u.ac.jp


Sponsor or person

Institute

Kyushu University Graduate School of Medical Sciences
Department of Cardiovascular Medicine

Institute

Department

Personal name



Funding Source

Organization

Kyushu University Graduate School of Medical Sciences
Department of Cardiovascular Medicine

Organization

Division

Category of Funding Organization

Self funding

Nationality of Funding Organization

Japan


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

2007 Year 11 Month 15 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

Completed

Date of protocol fixation

2007 Year 11 Month 03 Day

Date of IRB


Anticipated trial start date

2007 Year 11 Month 01 Day

Last follow-up date

2011 Year 03 Month 01 Day

Date of closure to data entry


Date trial data considered complete

2011 Year 03 Month 01 Day

Date analysis concluded

2011 Year 07 Month 01 Day


Other

Other related information



Management information

Registered date

2007 Year 11 Month 14 Day

Last modified on

2011 Year 06 Month 02 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000000969


Research Plan
Registered date File name

Research case data specifications
Registered date File name

Research case data
Registered date File name