Status:

TERMINATED

Evaluation of Brain Neurotransmitter Levels in Adults With ADHD, Before and After Stimulant Treatment

Lead Sponsor:

Weizmann Institute of Science

Collaborating Sponsors:

Tel Aviv University

Maccabi Healthcare Services, Israel

Conditions:

Attention Deficit Disorder With Hyperactivity

Eligibility:

All Genders

18-40 years

Phase:

NA

Brief Summary

Background: Attention deficit hyperactivity disorder (ADHD) is one of the most prevalent neurobiological brain disorders. Diagnosis of ADHD in adults is complex and subjective. Recent studies give fu...

Detailed Description

Hypothesis: 1. We hypothesize that brain Glu and GABA levels and/or their ratio involved in ADHD pathology 2. Glu and GABA levels and/or their ratio will be affected by medical treatment in ADHD grou...

Eligibility Criteria

Inclusion

  • Giving informed written consent to participate on a voluntary basis.
  • For the healthy control group:
  • Men and women aged 18-40 years, who did not report ADHD or any other chronic or psychiatric illness or medical conditions (at most two symptoms of inattention and/or hyperactivity/impulsivity).
  • For the ADHD group patients:
  • Men and women aged 18-40 years, who have a diagnosis of ADHD, according to DSM V criteria by a Neurologist.
  • Have a valid prescription for Mixed Amphetamine salts (Attent) or short-acting methylphenidate (Ritalin) for ADHD
  • Withhold medication 72h prior to MRS scan.

Exclusion

  • Exclusion criteria identical for patients and control group:
  • Subjects with metallic devices that precludemagnetic resonance imaging or any silver part that is not MRI compliant
  • Current presence of any other DSM V psychiatric disorder
  • Significant medical or neurological illness affecting brain function
  • Subjects with any clinically significant or unstable medical conditions
  • Use of any psychotropic medication, other than stimulants, in the previous 3 months
  • Pregnant women
  • BMI \> 35
  • History of brain MRI
  • A patient who does not agree that the scan will be decoded by a radiologist
  • A patient who does not agree that in case of an abnormal finding, the imaging results will be forwarded to the attending physician for further clarification
  • Understanding and/or language problems

Key Trial Info

Start Date :

July 11 2024

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

July 11 2024

Estimated Enrollment :

60 Patients enrolled

Trial Details

Trial ID

NCT04823364

Start Date

July 11 2024

End Date

July 11 2024

Last Update

July 15 2024

Active Locations (2)

Enter a location and click search to find clinical trials sorted by distance.

Page 1 of 1 (2 locations)

1

Maccabi Health Services

Kfar Saba, Israel

2

Weizmann

Rehovot, Israel