Tryptophan and Behavior Therapy for Cocaine Abuse - 1
Phase 2
Completed
- Conditions
- Cocaine-Related Disorders
- Registration Number
- NCT00000324
- Lead Sponsor
- National Institute on Drug Abuse (NIDA)
- Brief Summary
The purpose of this study is to assess the efficacy of tryptophan vs. placebo, and voucher payments vs. a control condition, in the treatment of cocaine dependence.
- Detailed Description
This clinical trial uses a 2 by 2 design to compare tryptophan to placebo, and voucher incentives vs. a control condition, in the outpatient treatment of cocaine dependence- using a relapse prevention model of treatment intervention.
Recruitment & Eligibility
- Status
- COMPLETED
- Sex
- All
- Target Recruitment
- 200
Inclusion Criteria
- Cocaine dependent
Exclusion Criteria
- Physically dependent on drugs of abuse other than cocaine
- Significant medical or psychiatric illness (besides substance abuse disorder)
- Pregnant
Study & Design
- Study Type
- INTERVENTIONAL
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method Side effects Retention Cocaine craving Other drug use Cocaine use Psychosocial functioning
- Secondary Outcome Measures
Name Time Method
Trial Locations
- Locations (1)
Johns Hopkins University School of Medicine
🇺🇸Baltimore, Maryland, United States