Comparison of neurofeedback, vitamin D3 and combined neurofeedback with vitamin D3 supplementation in children with ADHD

Comparison of neurofeedback, vitamin D3 and combined neurofeedback with vitamin D3 supplementation in children with ADHD: a randomized, double blind, Parallel-Group trial

Status

Active, not recruiting

Phases

Phase 3

Study type

Interventional

Source

IRCT

Registry ID

IRCT20190602043790N1

Enrollment

120

Registered

2020-06-06

Start date

2020-06-21

Completion date

Unknown

Last updated

2020-06-15

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

Conditions

Attention-Deficit Hyperactivity Disorder. Attention-deficit hyperactivity disorder, unspecified type

Interventions

Intervention 1: Control group:Patients do not receive any intervention during the 12 weeks. Intervention 2: Intervention group: Patients receive 1 30-minute neurofeedback training session every week f

Eligibility

Sex/Gender

All

Age

5 Years to 17 Years

Inclusion criteria

Inclusion criteria: Diagnosis of attention-deficit-hyperactivity disorder based on diagnostic and Statistical Manual of Mental Disorders (DSM) No use of Vitamin D3 before the study Lack of any psychotherapy during last 2 months Insufficiency 12 to 20 ng/mL (30 to 50 nmol/L) or Deficiency < 12 ng/mL (< 30 nmol/L).

Exclusion criteria

Exclusion criteria: Parent's dissatisfaction to participate in study Psychiatric comorbidities (except for oppositional defiant disorder) seizure Systolic blood pressure over 12 Drug allergy

Design outcomes

Primary

Measure	Time frame
Hyperactivity symptoms. Timepoint: Assessment of ADHD - attention deficit at the beginning of the study (before the intervention), weeks 4, 8 and 12 after the start of neurofeedback in intervention groups 2 and 4 and vitamin D3 consumption in intervention groups 3 and 4. Method of measurement: Parent and Teacher ADHD-RS-IV.;Attention-Deficit symptoms. Timepoint: Assessment of ADHD - attention deficit at the beginning of the study (before the intervention), weeks 4, 8 and 12 after the start of neurofeedback in intervention groups 2 and 4 and vitamin D3 consumption in intervention groups 3 and 4. Method of measurement: Parent and Teacher ADHD-RS-IV.;Impulsivity. Timepoint: Assessment of ADHD - attention deficit at the beginning of the study (before the intervention), weeks 4, 8 and 12 after the start of neurofeedback in intervention groups 2 and 4 and vitamin D3 consumption in intervention groups 3 and 4. Method of measurement: Parent and Teacher ADHD-RS-IV.	—

Measure

Time frame

Hyperactivity symptoms. Timepoint: Assessment of ADHD - attention deficit at the beginning of the study (before the intervention), weeks 4, 8 and 12 after the start of neurofeedback in intervention groups 2 and 4 and vitamin D3 consumption in intervention groups 3 and 4. Method of measurement: Parent and Teacher ADHD-RS-IV.;Attention-Deficit symptoms. Timepoint: Assessment of ADHD - attention deficit at the beginning of the study (before the intervention), weeks 4, 8 and 12 after the start of neurofeedback in intervention groups 2 and 4 and vitamin D3 consumption in intervention groups 3 and 4. Method of measurement: Parent and Teacher ADHD-RS-IV.;Impulsivity. Timepoint: Assessment of ADHD - attention deficit at the beginning of the study (before the intervention), weeks 4, 8 and 12 after the start of neurofeedback in intervention groups 2 and 4 and vitamin D3 consumption in intervention groups 3 and 4. Method of measurement: Parent and Teacher ADHD-RS-IV.

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Countries

Iran (Islamic Republic of)

Contacts

Public ContactSaba Hasanvandi

Bagheiat-allah University of Medical Sciences

s.hasanvandi@alzahra.ac.ir+98 21 8804 0060

Outcome results

None listed

Source: IRCT (via WHO ICTRP) · Data processed: Feb 4, 2026