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

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

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000019280

Enrollment

Registered

2015-10-20

Start date

2015-10-20

Completion date

Unknown

Last updated

2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Normal adults

Interventions

Transcranial direct current stimulation(2mA,30 minutes) -&gt

(wash out) -&gt

sham stimulation. sham stimulation -&gt

Transcranial direct current stimulation(2mA,30 minutes).

Eligibility

Sex/Gender

Male

Inclusion criteria

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.

Exclusion criteria

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.

Design outcomes

Primary

Measure	Time frame
Change of the dopamine transporter density after the transcranial direct current stimulation	—

Secondary

Measure	Time frame
Choice reaction time, visual working memory, mental rotation task	—

Countries

Japan

Contacts

Public ContactTetsu Hirosawa

Kanazawa University Neuropsychiatry

hirosawatetsu1982@yahoo.co.jp076-265-2304

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026