Dual Diagnosis (Psychosis and Cannabismisuse): Comparison of Specialized Treatment Versus Unspecified Treatment
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|ClinicalTrials.gov Identifier: NCT00783185|
Recruitment Status : Completed
First Posted : October 31, 2008
Last Update Posted : January 12, 2010
Intention of the study is to examine, if the symptomatology of dual diagnosis patients is less severe after a special indication training for reduction of cannabis consumption in comparison to unspecified trainings.
Point of interest is psychopathology and consumerism.
|Condition or disease||Intervention/treatment||Phase|
|Psychotic Disorders Marijuana Abuse Intervention||Behavioral: Cannabis-Consumption-Reduction-Training Behavioral: Social competence Training||Phase 1|
Dual diagnosis patients (psychosis and cannabis abuse) account for more clinical admissions than single diagnosis patients.
Cannabis misuse is a known risk factor for recurrence of psychosis.
A specified intervention on the basis of a manual for schizophrenic substance abusers is administered to inpatients in a specialized unit for young schizophrenic patients in a psychiatric hospital.
The control group, same indication (psychotic disorder and cannabis misuse) receives social competence training (specified for schizophrenic patients as well).
Admission to groups is randomly.
|Study Type :||Interventional (Clinical Trial)|
|Estimated Enrollment :||50 participants|
|Intervention Model:||Parallel Assignment|
|Masking:||None (Open Label)|
|Official Title:||Dual Diagnosis Psychosis and Substance Abuse: Short- and Middle-term Changes in Symptomatology After Visiting a Group Education Programme to Reduce Consumption of Cannabis|
|Study Start Date :||January 2006|
|Actual Primary Completion Date :||June 2009|
|Actual Study Completion Date :||January 2010|
8 sessions within 4 weeks (twice a week, 45 minutes each) Cognitive behavioral therapy with focus on cannabis abuse
Active Comparator: CG
Behavioral: Social competence Training
8 sessions within 4 weeks (twice a week, 45 minutes) training to develop and ameliorate social competences
- PANSS Positive and Negative Symptom Scale [ Time Frame: post intervention, six months follow-up ]
- Urinstatus for cannabinoids [ Time Frame: weekly during and post intervention, follow-up ]
To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.
Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT00783185
|University of Konstanz|
|Konstanz, Baden-Württemberg, Germany, 78462|
|Principal Investigator:||Hans Watzl, Dr.||University of Konstanz|