the effect of transcranial direct current stimulation over the prefrontal cortex in emotion regulation

Investigating the effect of transcranial direct current stimulation (tDCS) over the prefrontal cortex in emotion regulation of 6-12-year-old children with attention deficit hyperactivity disorder (ADHD): A double-blind, randomized, sham-controlled clinical

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

IRCT

Registry ID

IRCT20170417033485N9

Enrollment

Registered

2026-05-04

Start date

2026-05-20

Completion date

Unknown

Last updated

2026-06-01

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

Conditions

Attention-deficit/hyperactivity disorder (ADHD). Attention-deficit hyperactivity disorders

Interventions

Intervention 1: Intervention group: Transcranial Direct Current Stimulation (tDCS) over the left dorsolateral prefrontal cortex (dlPFC). Each child receives five tDCS sessions (20 minutes per session,

Eligibility

Sex/Gender

All

Age

6 Years to 12 Years

Inclusion criteria

Inclusion criteria: children aged from 6 to12 with ADHD IQ over 80 Right-handedness Child and parent consent

Exclusion criteria

Exclusion criteria: Epilepsy history Severe comorbid psychiatric disorders (other than mild ODD) Use of antidepressant/antipsychotic medications

Design outcomes

Primary

Measure	Time frame
Parental ratings of emotion regulation based on the Emotion Regulation Checklist (ERC)questionnaire. Timepoint: Comparison of Emotion Regulation Checklist (ERC) questionnaire scores pre/post intervention. Method of measurement: Emotion Regulation Checklist (ERC)questionnaire.;Emotional Executive functions based on Behavior Rating Inventory of Executive Function. Timepoint: Comparison ofEmotional Executive functions scores pre/post intervention. Method of measurement: Behavior Rating Inventory of Executive Function.	—

Measure

Time frame

Parental ratings of emotion regulation based on the Emotion Regulation Checklist (ERC)questionnaire. Timepoint: Comparison of Emotion Regulation Checklist (ERC) questionnaire scores pre/post intervention. Method of measurement: Emotion Regulation Checklist (ERC)questionnaire.;Emotional Executive functions based on Behavior Rating Inventory of Executive Function. Timepoint: Comparison ofEmotional Executive functions scores pre/post intervention. Method of measurement: Behavior Rating Inventory of Executive Function.

—

Secondary

Measure	Time frame
Reaction time in Emotional Go/NoGo Test. Timepoint: Measurement of Reaaction time Pre/Post Intervention. Method of measurement: Emotional Go/NoGo Test.;Percentage of correctness in Emotional Go/NoGo Test. Timepoint: Measurement of Percentage of correctness Pre/Post Intervention. Method of measurement: Emotional Go/NoGo Test.	—

Countries

Iran (Islamic Republic of)

Contacts

Public ContactAlireza Mohammadi

Bagheiat-allah University of Medical Sciences

ar.mohammadi@bmsu.ac.ir+98 21 8862 3188

Outcome results

None listed

Source: IRCT (via WHO ICTRP) · Data processed: Jun 11, 2026