UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000011172
Receipt number R000013087
Scientific Title A study on the safety and efficasy of tolvaptan for patients with fluid retention after cardiothoracic surgery
Date of disclosure of the study information 2013/07/12
Last modified on 2017/08/13 17:32:44

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Basic information

Public title

A study on the safety and efficasy of tolvaptan for patients with fluid retention after cardiothoracic surgery

Acronym

A study on the safety and efficasy of tolvaptan for patients with fluid retention after cardiothoracic surgery

Scientific Title

A study on the safety and efficasy of tolvaptan for patients with fluid retention after cardiothoracic surgery

Scientific Title:Acronym

A study on the safety and efficasy of tolvaptan for patients with fluid retention after cardiothoracic surgery

Region

Japan


Condition

Condition

Patients received cardiothoracic surgery with congestive heart failure.

Classification by specialty

Cardiovascular surgery

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

We research the early improvement of fluid retention and renal function through the administration of tolvaptan for the patient after cardiothoracic surgery with congestive heart failure.

Basic objectives2

Safety,Efficacy

Basic objectives -Others


Trial characteristics_1

Exploratory

Trial characteristics_2

Others

Developmental phase

Phase IV


Assessment

Primary outcomes

1 The days before returning to the preoperative weight
2 Nomarization ratio of the serum creatinine after cardiothoracic surgery

Key secondary outcomes

1. Body weight, cumulative urine volume, and volume of drinking water.
2. Incidence of the arrhythmia.
3. Congestive signs.
4. Thoracic X-ray, echocardiography.
5. Serum Na, K, osmolality, rennin activity.
6. Urinary Na, K, osmolality,
7. Usage of diuretics in hospitalization period.
8. The number of Re-hospitalization times and total days in hospitalization period after surgery.


Base

Study type

Interventional


Study design

Basic design

Parallel

Randomization

Randomized

Randomization unit

Individual

Blinding

Open -no one is blinded

Control

Active

Stratification


Dynamic allocation


Institution consideration


Blocking


Concealment



Intervention

No. of arms

3

Purpose of intervention

Treatment

Type of intervention

Medicine

Interventions/Control_1

Conventional therapy group

Interventions/Control_2

Tolvaptan low dose group

Interventions/Control_3

Tolvaptan standard dose group

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

85 years-old >=

Gender

Male and Female

Key inclusion criteria

1 Patient show body weight increase 1.5kg or more compared with preoperative weight in 2POD, with fluid retention after cardiothoracic surgery..
2 In hospitalized patients.
3 The patient is willing to participate in the study.

Key exclusion criteria

1 Patients with cardiogenic shock.
2 Patients with cardiac assist device.
3 Patients with disease, complication, and symptom, as follows.
1.Dehydration, 2.Adipsia, 3.Hypertrophic cardiomyopathy, 4.Hepatic coma, 5.Uncontrolled diabetes mellitus, 6.Anuria, 7.Disability of urinary excretion.
4 Amyloid myocarditis.
5 Patients with systolic blood pressure <90mmHg.
6 Patients with serum Na > 147 mEq/L or serum K > 5.5 mEq/L or T - bilirubin > 3.0 mg/dL.
7 Patients otherwise judged by the investigator or subinvestigator to be inappropriate for inclusion in the study.

Target sample size

210


Research contact person

Name of lead principal investigator

1st name
Middle name
Last name Shigefumi Suehiro

Organization

Osaka city university graduate school of medicine

Division name

Department of Cardiovascular Surgery

Zip code


Address

1-4-3, Asahimachi Abenoku, Osaka, Japan

TEL

06-6645-3841

Email

shigefumis@msic.med.osaka-cu.ac.jp


Public contact

Name of contact person

1st name
Middle name
Last name Yasuo Suehiro

Organization

Osaka City General Hospital

Division name

Cardiovascular Surgery

Zip code


Address

2-13-22, Miyakojima-hondori, Miyakojima-ku, Osaka, Japan

TEL

06-6929-1221

Homepage URL


Email

m1111321@med.osaka-cu.ac.jp


Sponsor or person

Institute

Osaka city university graduate school of medicine

Institute

Department

Personal name



Funding Source

Organization

none

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

2013 Year 07 Month 12 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

2013 Year 03 Month 01 Day

Date of IRB


Anticipated trial start date

2013 Year 04 Month 01 Day

Last follow-up date

2016 Year 06 Month 30 Day

Date of closure to data entry


Date trial data considered complete


Date analysis concluded



Other

Other related information



Management information

Registered date

2013 Year 07 Month 11 Day

Last modified on

2017 Year 08 Month 13 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000013087


Research Plan
Registered date File name

Research case data specifications
Registered date File name

Research case data
Registered date File name