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Completed

NCT Number: NCT01040702

The Effect of Methylphenidate on Decision-making Ability of Attention Deficit Hyperactivity Disorder (ADHD) Adults

The aim of the study is to assess the effect of Methylphenidate on cognitive performance and decision-making ability of ADHD adults, and to compare this effect to the effect on healthy control adults.

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Key information

Conditions

Attention Deficit Hyperactivity Disorder Attention Deficit Disorder with Hyperactivity Attention Deficit and Disruptive Behavior Disorders Mental Disorders Neurodevelopmental Disorders

Age range

21 year–50 year

Sex eligibility

All sexes

Study type

Interventional

Phase

Phase 1

Primary location

cognitive laboratory,Shalvata MHC

Hod HaSharon, Israel

About this study

Two matched groups of adults - with and without ADHD diagnosis - will perform a battery of computerized tasks assessing sustained attention,working-memory,non-verbal IQ,and decision-making ability. In each group,half of the participants will perform the tasks after receiving a capsule containing methylphenidate (MPH), and the other half will perform the tasks after receiving placebo. Task performance measures will then be compared in order to assess the effect of MPH on these domains.

Who can participate

Healthy volunteers accepted: Yes

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • adults in the age of 21-50

Exclusion criteria

  • pregnant or nursing women.
  • people who suffer from a psychiatric disorder other than ADHD which could account for their inattention symptoms better than ADHD.
  • people who lack judgment or are unable to communicate with the experimenters.
  • people who are incapable of performing the computerized tasks due to sensory or motor disabilities.

Treatment and study plan

Methylphenidate

Drug

a single doses of 10-20 mg in each one of two visits

Other names: Ritalin

sweetener pill

Dietary Supplement

a capsule containing a sweetener pill

Other names: sukrazit

Primary outcomes

  1. score in decision-making task 1

    Time frame: by the end of the task

Secondary outcomes

  1. working memory task score

    Time frame: by the end of the task

Sponsors and collaborators

Lead sponsor

Shalvata Mental Health Center

Other

Registry information

Official study title

The Effect of Methylphenidate on Decision-making Ability of ADHD Adults

Important dates

Study start
2008
Primary completion
2009
Study completion
2009
First posted
Dec 30, 2009
Registry last updated
Dec 30, 2009

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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