Clinical trial

Three Months of Weekly Rifapentine and Isoniazid for M. Tuberculosis Infection

NCT00023452 · Centers for Disease Control and Prevention, U.S. Fed · Completed

Key facts

NCT number NCT00023452
Title Three Months of Weekly Rifapentine and Isoniazid for M. Tuberculosis Infection
Official title TBTC Study 26: Effectiveness and Tolerability of Weekly Rifapentine/Isoniazid for 3 Months Versus Daily Isoniazid for 9 Months for the Treatment of Latent Tuberculosis Infection
Acronym PREVENT TB
Lead sponsor Centers for Disease Control and Prevention, U.S. Fed
Collaborators US Department of Veterans Affairs U.S. Fed
Status Completed
Phase Phase 3
Study type Interventional
Conditions Tuberculosis
Intervention type Drug
Interventions RPT + INH once weekly for 3 months given by DOT, Isoniazid (INH) daily for 9 months
Enrollment 8,053
Start date Jun 1, 2001
Primary completion Oct 1, 2010
Completion Sep 1, 2013
First posted Sep 10, 2001
Last update posted Aug 27, 2024
Countries Brazil, Canada, Spain, United States

At a glance

  • 10–99 Study sites
  • Yes Results posted
  • None Linked FDA submissions

Counts are shown as ranges. Exact figures, trends and every underlying record are available in Orca1.

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Source: U.S. National Library of Medicine (NLM), ClinicalTrials.gov · Source date:

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