Tryptophan and Behavior Therapy for Cocaine Abuse - 1

Completed · Phase 2

Conditions studied: Cocaine-Related Disorders

In brief

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.

Key facts

Study ID

NCT00000324

Run by

National Institute on Drug Abuse (NIDA)

People needed

200

Starts

1997-03-01

Expected to finish

2001-04-01

Last updated by the study team

2017-01-12

Who can join

Age: 18 and older, up to 55. Sex: any. Healthy volunteers: not accepted.

You may qualify if…

• Cocaine dependent

You may not qualify if…

• Physically dependent on drugs of abuse other than cocaine
• Significant medical or psychiatric illness (besides substance abuse disorder)
• Pregnant

Where it is running

• Johns Hopkins University School of Medicine — Baltimore, Maryland, United States

Full record on ClinicalTrials.gov

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