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New strategies aim to curb meth use and boost HIV control in methadone patients

NCT ID NCT04706624

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed This study
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study tested different combinations of counseling, rewards, and text reminders to help people on methadone therapy reduce methamphetamine use and improve HIV outcomes. 667 participants from methadone clinics in Vietnam took part. The goal was to find the best approach to support long-term health and reduce risky behaviors.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Study facts

What this study's own registry entry says, in plain language.

Phase

Not a phased trial

Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.

Participants

667 people

The number who actually took part.

Started

Jun 2021

Finished

Mar 2025

Lead sponsor

Other sponsor

The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Ages

16 years and older

Sex

Anyone

Healthy volunteers

Not accepted

This study is not open to healthy volunteers. The entry requirements below say who it is open to.

Show the full entry requirements

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: * ASSIST scores from 10+ for methamphetamine use OR Confirmed methamphetamine use with urine analysis; * Willing to provide at least three pieces of contact information; * Having a cell phone to receive texts. Exclusion Criteria: * Psychosis or other interfering problems; * Cannot understand study procedures as judged by research assistants.

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Conditions

The condition(s) this trial relates to.

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Contacts and locations

Locations

  • District 4 Methadone clinic

    Ho Chi Minh City, Ho Chi Minh City, 728000, Vietnam

  • Hai Ba Trung methadone clinic

    Hanoi, Hanoi, 100000, Vietnam

  • Long Bien methadone clinic

    Hanoi, Hanoi, 100000, Vietnam

  • Nam Tu Liem Methadone clinic

    Hanoi, Hanoi, 100000, Vietnam

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