CANDIS-II: Evaluation of the Cognitive-behavioral Treatment Programme CANDIS

NCT ID: NCT00673647

Last Updated: 2009-08-26

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

UNKNOWN

Clinical Phase

PHASE3

Total Enrollment

450 participants

Study Classification

INTERVENTIONAL

Study Start Date

2008-05-31

Study Completion Date

2009-10-31

Brief Summary

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The purpose of this study is to evaluate the effectiveness of the cognitive-behavioral treatment program CANDIS among n=450 patients with cannabis use disorders in a mulicenter randomized-controlled clinical trial (n=11 outpatient treatment centers).

Detailed Description

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Conditions

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Cannabis Use Disorders

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

CROSSOVER

Primary Study Purpose

TREATMENT

Blinding Strategy

NONE

Study Groups

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1

Individual psychotherapy including cognitive behavioral components, motivational interviewing techniques and case management

Group Type EXPERIMENTAL

Cognitive-behavioral treatment

Intervention Type BEHAVIORAL

10 sessions of individual psychotherapy including cognitive-behavioral treatment, motivational enhancement and a psychosocial problem training.

2

Delayed treatment control group

Group Type NO_INTERVENTION

No interventions assigned to this group

Interventions

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Cognitive-behavioral treatment

10 sessions of individual psychotherapy including cognitive-behavioral treatment, motivational enhancement and a psychosocial problem training.

Intervention Type BEHAVIORAL

Other Intervention Names

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delayed treatment control group

Eligibility Criteria

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Inclusion Criteria

* motivation to change cannabis use
* age 16 or older
* current (12 mth) regular cannabis use (at least 2 days a week)
* informed consent to the study procedures and assessments

Exclusion Criteria

* current alcohol or any illicit drug dependence syndrome according to DSM-IV other than due to cannabis
* lifetime history of any psychotic disorder
* current severe episode of Major depression
* current panic-agoraphobic disorder (severe)
* severe learning disability, brain damage or pervasive developmental disorder
* currently acute suicidality
* not fluent in german language
* any other current treatment for cannabis use disorders
Minimum Eligible Age

16 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Federal Ministry of Health

AMBIG

Sponsor Role collaborator

Technische Universität Dresden

OTHER

Sponsor Role lead

Responsible Party

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Technische Universitaet Dresden

Principal Investigators

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Hans-Ulrich Wittchen, PhD

Role: STUDY_DIRECTOR

Technische Universitaet Dresden

Gerhard Buehringer, PhD

Role: STUDY_DIRECTOR

Technische Universitaet Dresden

Eva Hoch, PhD

Role: PRINCIPAL_INVESTIGATOR

Technische Universitaet Dresden

Locations

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Psychosoziale Beratungs- und Behandlungsstelle für Suchtgefährdete und -kranke

Bautzen, , Germany

Site Status

LogIn Jugend- und Suchtberatung

Berlin, , Germany

Site Status

Therapieladen e.V.

Berlin, , Germany

Site Status

Jugend- und Drogenberatung Braunschweig

Braunschweig, , Germany

Site Status

Jugend- und Drogenberatung Dresden

Dresden, , Germany

Site Status

Die Boje - Suchtberatung und Behandlung

Hamburg, , Germany

Site Status

Drobs Hannover

Hanover, , Germany

Site Status

Caritas-Fachambulanz für junge Suchtkranke

München, , Germany

Site Status

Suchtambulanz der LWL-Klinik Münster

Münster, , Germany

Site Status

Caritas Fachambulanz für Suchtprävention und Rehabilitation Osnabrück

Osnabrück, , Germany

Site Status

Release Stuttgart e.V. & Ambulante Beratungs- und Behandlungsstelle Klinikum Stuttgart

Stuttgart, , Germany

Site Status

Countries

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Germany

References

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Hoch E, Buhringer G, Pixa A, Dittmer K, Henker J, Seifert A, Wittchen HU. CANDIS treatment program for cannabis use disorders: findings from a randomized multi-site translational trial. Drug Alcohol Depend. 2014 Jan 1;134:185-193. doi: 10.1016/j.drugalcdep.2013.09.028. Epub 2013 Oct 8.

Reference Type DERIVED
PMID: 24176199 (View on PubMed)

Related Links

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Other Identifiers

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IIA5-2507DSM407

Identifier Type: -

Identifier Source: org_study_id

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