UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000019280
Receipt number R000022191
Scientific Title The effect of transcranial direct current stimulation (tDCS) on the dopamine system :randomized double-blind crossover trials.
Date of disclosure of the study information 2015/10/20
Last modified on 2020/04/11 15:43:52

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Basic information

Public title

The effect of transcranial direct current stimulation (tDCS) on the dopamine system :randomized double-blind crossover trials.

Acronym

Transcranial direct current stimulation and brain function.

Scientific Title

The effect of transcranial direct current stimulation (tDCS) on the dopamine system :randomized double-blind crossover trials.

Scientific Title:Acronym

Transcranial direct current stimulation and brain function.

Region

Japan


Condition

Condition

Normal adults

Classification by specialty

Adult

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

We evaluate the effect of transcranial direct current stimulation (2mA on the head for 30 minutes) on the dopamine system and cognitive performance such as memory and spacial recognition.

Basic objectives2

Efficacy

Basic objectives -Others


Trial characteristics_1

Confirmatory

Trial characteristics_2

Explanatory

Developmental phase

Not applicable


Assessment

Primary outcomes

Change of the dopamine transporter density after the transcranial direct current stimulation

Key secondary outcomes

Choice reaction time, visual working memory, mental rotation task


Base

Study type

Interventional


Study design

Basic design

Cross-over

Randomization

Randomized

Randomization unit

Individual

Blinding

Double blind -all involved are blinded

Control

Placebo

Stratification


Dynamic allocation


Institution consideration


Blocking


Concealment



Intervention

No. of arms

2

Purpose of intervention

Educational,Counseling,Training

Type of intervention

Other

Interventions/Control_1

Transcranial direct current stimulation(2mA,30 minutes) -> (wash out) -> sham stimulation.

Interventions/Control_2

sham stimulation -> (wash out) -> Transcranial direct current stimulation(2mA,30 minutes).

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

Key inclusion criteria

Person without history of the mental disease.
Twenty years or older person at the time of the agreement acquisition.
Person without an intellectual disability.

Key exclusion criteria

People with the past history of the head injury accompanied by the consciousness disturbance for 5 minutes or more.

People who have the past history of an organic disease in a brain.

People with the present or past history of substance dependence, loss of consciousness or convulsion.

People with a chronic headache.

Target sample size

12


Research contact person

Name of lead principal investigator

1st name Tetsu
Middle name
Last name Hirosawa

Organization

Kanazawa University

Division name

Neuropsychiatry

Zip code

9208641

Address

13-1 Takara-machi, Kanazawa 920-8641, Japan

TEL

076-265-2304

Email

hirosawatetsu1982@yahoo.co.jp


Public contact

Name of contact person

1st name Tetsu
Middle name
Last name Hirosawa

Organization

Kanazawa University

Division name

Neuropsychiatry

Zip code

9208641

Address

13-1 Takara-machi, Kanazawa 920-8641, Japan

TEL

076-265-2304

Homepage URL


Email

hirosawatetsu1982@yahoo.co.jp


Sponsor or person

Institute

Kanazawa University

Institute

Department

Personal name



Funding Source

Organization

The Center of Innovation Program from Japan Science and Technology Agency, JST.

Organization

Division

Category of Funding Organization

Japanese Governmental office

Nationality of Funding Organization



Other related organizations

Co-sponsor


Name of secondary funder(s)



IRB Contact (For public release)

Organization

Certified Review Board, Kanazawa University

Address

13-1 Takara-machi, Kanazawa 920-8641, Japan

Tel

0762652048

Email

hpsangak@adm.kanazawa-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

2015 Year 10 Month 20 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

Open public recruiting

Date of protocol fixation

2015 Year 09 Month 01 Day

Date of IRB


Anticipated trial start date

2015 Year 10 Month 20 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

2015 Year 10 Month 08 Day

Last modified on

2020 Year 04 Month 11 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000022191


Research Plan
Registered date File name

Research case data specifications
Registered date File name

Research case data
Registered date File name