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Ellner, Melvyn – Journal of Consulting and Clinical Psychology, 1977
Primary heroin abusers who remained in a voluntary drug-free treatment program for an average of nine months were carefully matched with not-retained control subjects. Marijuana was used by the retained subjects as a heroin substitute and those who used marijuana were more apt to remain in the treatment program. (Author)
Descriptors: Drug Abuse, Drug Addiction, Drug Therapy, Marihuana
Babor, Thomas F. – Journal of Consulting and Clinical Psychology, 2004
This study evaluated the efficacy of 2 brief interventions for cannabis-dependent adults. A multisite randomized controlled trial compared cannabis use outcomes across 3 study conditions: (a) 2 sessions of motivational enhancement therapy (MET); (b) 9 sessions of multicomponent therapy that included MET, cognitive-behavioral therapy, and case…
Descriptors: Therapy, Mental Disorders, Marijuana, Behavior Modification