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COGNITIVE BEHAVIORAL THERAPY PROGRAM TO FIRST-EPISODE PSYCHOSIS PATIENTS AND CANNABIS ABUSE

B

Basque Health Service

Status

Completed

Conditions

Cannabis Abuse
First-episode Psychosis

Treatments

Behavioral: Cognitive-behavioral therapy program to first-episode psychosis patients and cannabis abuse
Behavioral: Psychoeducation

Study type

Interventional

Funder types

Other

Identifiers

NCT02319746
COG-CON

Details and patient eligibility

About

General objective:

To assess the effectiveness of a treatment program specific for cannabis abuse (cognitive behavioral treatment + pharmacological treatment) compared to standard treatment (pharmacological treatment + psychoeducation) in patients with first episodes psychosis (FEP) cannabis users.

Design A multicenter single-blind randomized study with 1 year of follow-up. The effectiveness of a treatment program specific for cannabis abuse (cognitive behavioral treatment + pharmacological treatment) compared to standard treatment (pharmacological treatment + psychoeducation) in patients with first episodes psychosis (FEP) cannabis users will be assessed.

Patients will be randomly assigned to one of two treatments:

  1. Experimental group (N=50): Cognitive-behavioral treatment specific for cannabis abuse + pharmacological treatment
  2. Control group (N=50): standard treatment: psychoeducation + pharmacological treatment

Enrollment

88 patients

Sex

All

Ages

15 to 40 years old

Volunteers

No Healthy Volunteers

Inclusion criteria

    • Having a first psychotic episode. DSM-IV-TR diagnosis of a psychotic disorder (i.e. schizophrenia, schizophreniform disorder, schizoaffective disorder, delusional disorder, bipolar disorder, atypical psychosis, brief psychotic disorder, or major depressive disorder with psychotic symptoms).
    • Being a regular cannabis user according DSM-IV
  1. -Being in remission from the first psychotic episode (not exceeding 5 years).

Exclusion criteria

  1. Presenting organic brain pathology.
  2. Presenting mental retardation according to DSM-IV criteria.

Trial design

Primary purpose

Treatment

Allocation

Randomized

Interventional model

Parallel Assignment

Masking

None (Open label)

88 participants in 2 patient groups

Experimental group
Experimental group
Description:
The subjects of experimental group will receive a cognitive-behavioral treatment program specific for reduce cannabis use composed of 16 weekly sessions (one hour in duration), in addition to regular psychiatric review and pharmacological treatment. The group will consist of 6-8 subjects.
Treatment:
Behavioral: Cognitive-behavioral therapy program to first-episode psychosis patients and cannabis abuse
Control group
Active Comparator group
Description:
The control group will receive standard care for psychotic episodes which includes pharmacological treatment and psychoeducation, following the same format as the experimental group. 16 weekly sessions of psychoeducation (one hour in duration) will be conducted, in addition to regular psychiatric review and pharmacological treatment. Like the experimental group the group will consist of 6-8 subjects.
Treatment:
Behavioral: Psychoeducation

Trial contacts and locations

1

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Data sourced from clinicaltrials.gov

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