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Combined Therapy of Methadone and Dextromethrophan

NCT01189097 · Status: UNKNOWN · Phase: PHASE3 · Type: INTERVENTIONAL · Enrollment: 1500

Last updated 2010-08-26

No results posted yet for this study

Summary

The purpose of this study is to determine the pharmacological effects and outcomes of DM therapy with this add-on study.

And to determine the immunological changes between the baseline and the end point of the study.

Conditions

  • Opioid Abuse

Interventions

DRUG

Dextromethorphan

Subjects who have not used opioid for at least one week before baseline evaluation will take one-week placebo for the wash-out period first and then will be categorized into the opioid free group. The subjects of the opioid using group will be assigned randomly into the following six groups: 1) Methadone + DM 60mg; 2) Methadone + DM 120mg; 3) Methadone + Placebo; 4) Methadone + DM 60mg + motivation and cognitive behavior therapy; 5) Methadone + DM 120mg + motivation and cognitive behavior therapy; 6) Methadone + Placebo + motivation and cognitive behavior therapy. The opioid free group will be 1) DM 30mg; 2) DM 60 mg; 3) Placebo.

DRUG

Dextromethorphan

Subjects who have not used opioid for at least one week before baseline evaluation will take one-week placebo for the wash-out period and then randomly assigned into six groups: 1) Methadone + DM 60mg; 2) Methadone + DM 120mg; 3) Methadone + Placebo; 4) Methadone + DM 60mg + motivation and cognitive behavior therapy; 5) Methadone + DM 120mg + motivation and cognitive behavior therapy; 6) Methadone + Placebo + motivation and cognitive behavior therapy. The opioid free group will be 1) DM 30mg; 2) DM 60 mg; 3) Placebo. If the subjects of the opioid free group suffer from relapses and begin to use heroin, they will receive methadone treatment. The dosage of methadone will be increased or decreased maximal 5 mg each time as necessary.

Sponsors & Collaborators

  • National Cheng-Kung University Hospital

    lead OTHER

Principal Investigators

  • Ru-Band Lu, MD · National Cheng-Kung University Hospital

Study Design

Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
QUADRUPLE
Model
PARALLEL

Eligibility

Min Age
18 Years
Max Age
65 Years
Sex
ALL
Healthy Volunteers
No

Timeline & Regulatory

Start
2008-04-30
Primary Completion
2011-03-31
Completion
2011-09-30

Countries

  • Taiwan

Study Locations

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Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT01189097 on ClinicalTrials.gov