Conditions: Cocaine Dependence
Keywords: cocaine dependence risperidal MRI
Allocation: RANDOMIZED | Intervention model: PARALLEL
Enrollment: 31
Healthy volunteers: yes

Brief summary:
The purpose of this study is to examine the effects of the administration of Risperidal-Consta on the brain's reward circuitry using Magnetic resonance Imaging (MRI), behavioral tests and measuring cocaine craving and use among people with active cocaine dependence.

Detailed description:

Arms:
arm 1: Identical placebo tablets and injections arm 2: Risperidone 1-2 mg tablets and Risperidone 25 mg injections

Interventions: intervention 1: Risperidone intervention 2: Placebo
Intervention descriptions: intervention 1: None intervention 2: None

Protocol document: