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Prison TB study tests shorter prevention course

NCT ID NCT03089983

Knowledge-focused Sponsor: Yale University Source: ClinicalTrials.gov ↗

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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 looked at ways to prevent tuberculosis (TB) in Malaysian prisoners, many of whom also had HIV, opioid addiction, or hepatitis. Researchers compared a standard 40-week TB prevention treatment with a shorter 12-week option. The goal was to see which approach worked better in a prison setting and to model cost-effective strategies for TB screening and treatment.

What this could mean

Our plain-language read of the trial. This is informational only, not medical advice or a prediction.

Active substance
isoniazid and rifapentine
What this could lead to
If successful, this could point toward more effective and shorter TB prevention strategies for high-risk prison populations.
What could go wrong
This is an observational and comparative study, not a large-scale trial. Results may not apply to other settings or populations.

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

316 people

The number who actually took part.

Started

Aug 2017

Finished

Apr 2024

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

18 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: Inclusion Criteria (screening): * Age ≥ 18 years * Newly admitted inmate at Kajang Prison Inclusion Criteria (Trial): * Age ≥ 18 years HIV-1 seropositivity * Confirmed LTBI (TST ≥ 5mm if HIV+; TST ≥ 10 mm if HIV-) * Meets DSM-V criteria for opioid dependence * \>9 months before release (to ensure treatment completion in prison) * AST/ALT \< 3x upper limit normal Exclusion Criteria: * Unable to provide informed consent * On a protease inhibitor * Women who are pregnant or are planning on becoming pregnant

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Conditions

The condition(s) this trial relates to.

AIDS Behavior, Addictive hepatitis HIV infectious disease latent tuberculosis infection opiate dependence tuberculosis active tuberculosis prevention target

As listed by the trial registrant

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

Addiction Hepatitis HIV/AIDS Opioid dependence Tuberculosis

Contacts and locations

Locations

  • Kajang Prison

    Kajang, Selangor, Malaysia

More trials for these conditions

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