Tyrosine for Methamphetamine Dependence - 1

Phase 2

Completed

• Conditions: Amphetamine-Related Disorders

• Registration Number: NCT00000322
• Lead Sponsor: National Institute on Drug Abuse (NIDA)

Brief Summary

The purpose of this study is to evaluate efficacy of tyrosine as a treatment for methamphetamine dependence in an outpatient treatment setting providing group psychosocial interventions. Examine effect of tyrosine on abstinence, retention in treatment, and craving."

Detailed Description

Evaluate efficacy of tyrosine as a treatment for methamphetamine dependence in an outpatient treatment setting providing group psychosocial interventions. Examine effect of tyrosine on abstinence, retention in treatment and craving.

Study Timeline

• Status Verified: 1997-04
• Study Start: 1997-04
• Study First Submitted: 1999-09-20
• Study First Submitted QC: 1999-09-20
• Study First Posted: 1999-09-21
• Study Completion: 2001-12
• Last Update Submitted: 2017-01-11
• Last Update Posted: 2017-01-12

Recruitment & Eligibility

• Status: COMPLETED
• Sex: All
• Target Recruitment: 89

Inclusion Criteria

18-65 years of age. Able to provide informed consent. Desire to reduce/eliminate methamphetamine use. Used within the past two weeks. Meet DSM criteria for methamphetamine dependence.

Exclusion Criteria

No dependence (within the past 12 months) for other durgs except nicotine. No history or family history of tyrosine intolerance.

Study & Design

• Study Type: INTERVENTIONAL
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
Retention
Functioning
Craving
Drug use

Trial Locations

Locations (1)

Haight Ashbury Free Clinics; 🇺🇸 San Francisco, California, United States