MedPath

Why methylphenidate is not successful in cocaine-dependent ADHD patients: A SPECTstudy comparing DAT before and after methylphenidate treatment in ADHD patientswith and without cocaine dependence.

Recruiting
Conditions
ADHD, substance use dependence, SUD, cocaine
Registration Number
NL-OMON24052
Lead Sponsor
Academic Medical Centre, University of Amsterdam
Brief Summary

/A

Detailed Description

Not available

Recruitment & Eligibility

Status
Recruiting
Sex
Not specified
Target Recruitment
30
Inclusion Criteria

1. Male, age 18-60 years;

2. Current DSM-IV diagnosis of adult ADHD for all participants;

Exclusion Criteria

1. Currently dependent on any substance other than cocaine or nicotine;

2. Severe neurological or psychiatric disorders or diseases (e.g., psychosis, bipolar depression,
Parkinson’s disease, or dementia) that require psychotropic medications;

Study & Design

Study Type
Interventional
Study Design
Not specified
Primary Outcome Measures
NameTimeMethod
Dopamine transporter (DAT) availability before and after 2 weeks MPH treatment, assesed using 123I-FP-CIT single photon emmision computed tomography (SPECT).
Secondary Outcome Measures
NameTimeMethod
1. ADHD symptom improvement (assessed using the ASRS questionnaire);<br /><br>2. Cocaine craving (assessed using the OCDUS and a visual analogue scale).
© Copyright 2025. All Rights Reserved by MedPath