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Updated May 2026 · ClinicalTrials.gov

RECRUITINGPhase 3INTERVENTIONAL

Shortened Regimen for Drug-susceptible TB in Children

Shortened Regimen for Drug-susceptible TB in Children (NCT06253715) is a Phase 3 interventional studying Tuberculosis and Tuberculosis, Pulmonary, sponsored by Johns Hopkins University. RECRUITING as of the most recent ClinicalTrials.gov update. Talk to your doctor before contacting the trial site.

Important: This information is not medical advice. Talk to your doctor about whether a clinical trial is right for you.

About This Trial

While drug-susceptible tuberculosis (TB) disease in children currently requires four to six months of treatment, most children may be able to be cured with a shorter treatment of more powerful drugs. Shorter treatment may be easier for children to tolerate and finish as well as ease caregiver strain from managing treatment side effects and supporting children over many months. The primary objective of this study is to evaluate if a 2-month regimen (including isoniazid (H), rifapentine (P), pyrazinamide (Z) and moxifloxacin (M)) is as safe and effective as a 4- to 6-month regimen (isoniazid, rifampicin (R), pyrazinamide, ethambutol (E)) in curing drug-susceptible TB disease in children under 10 years old. The study is also evaluating the safety of the HPZM in children with and without HIV.

What Stage of Research Is This?

Phase 3 trials confirm efficacy and safety in large patient groups (often 300–3,000+) and form the evidence base for an FDA approval submission. For Tuberculosis, Phase 3 studies typically randomize participants between the investigational treatment and either a placebo or current standard of care. A successful Phase 3 result is the threshold most treatments need to clear before regulatory approval.

This trial is currently recruiting participants. The sponsor has registered the study with ClinicalTrials.gov as actively enrolling, which means new applicants who meet the eligibility criteria can be considered for screening. Trial status can change between updates — confirm current recruiting status with the study contact before traveling for a screening visit.

A target enrollment of 860 participants makes this a sizable late-stage trial. Studies in this range typically have enough power to detect clinically meaningful differences from a comparator and to characterize less-common side effects.

Who May Be Eligible (Plain English)

Who May Qualify: - Parent or guardian is willing and able to provide written willing to sign a consent form for potential participant's study participation; in addition, when applicable per Ethics Committee/Institutional Review Board (EC/IRB) policies and procedures, potential participant is willing and able to provide assent for study participation. - At Entry, age of less than 10 years. - At Entry, weight 3 kilograms (kg) or greater. - At Entry, diagnosed with TB disease, defined as: - Pulmonary (including pleural effusion) and/or lymph node (extra-thoracic and/or intra-thoracic) TB with or without bacteriologic confirmation; - Clinician has decided to treat with standard first-line drug-susceptible TB regimen. - Known HIV status or HIV testing in progress based on meeting testing requirements. - Has normal, Grade 1 or 2 test results for all of the following done at or within 14 days of Entry (including the most recent): - Alanine aminotransferase (ALT) less than or equal to 5 times the upper limit of normal; - Total bilirubin less than or equal to 2.5 times the upper limit of normal; - Potassium level of 3.0 milliequivalent/L or greater; - Hemoglobin level of 7.0 g/dL or greater; - Platelet count of 100,000/mm3 or greater; - Estimated glomerular filtration rate (eGFR; bedside Schwartz formula) 60 mL/min/1.73m2 or higher. - For children living with HIV: - On antiretroviral therapy (ART) at Entry: Must be on, or able to be switched to a dolutegravir-based regimen at or prior to Entry; - Not on ART at Entry: Planned initiation of dolutegravir before or at study Week 4. - For participants who have reached menarche or who are engaging in sexual activity (self-reported): negative serum or urine pregnancy test within 7 days of Entry. ...See full criteria on ClinicalTrials.gov Always talk to your doctor about whether this trial is right for you.

These are translations of the protocol\'s inclusion and exclusion criteria, simplified for patients and caregivers. The original clinical text appears below. Eligibility is ultimately confirmed by the trial site\'s screening process — this summary is a starting point for a conversation with your doctor, not a final determination.

Original Eligibility Criteria

View original clinical language
Inclusion Criteria: * Parent or guardian is willing and able to provide written informed consent for potential participant's study participation; in addition, when applicable per Ethics Committee/Institutional Review Board (EC/IRB) policies and procedures, potential participant is willing and able to provide assent for study participation. * At Entry, age of less than 10 years. * At Entry, weight 3 kilograms (kg) or greater. * At Entry, diagnosed with TB disease, defined as: * Pulmonary (including pleural effusion) and/or lymph node (extra-thoracic and/or intra-thoracic) TB with or without bacteriologic confirmation; * Clinician has decided to treat with standard first-line drug-susceptible TB regimen. * Known HIV status or HIV testing in progress based on meeting testing requirements. * Has normal, Grade 1 or 2 test results for all of the following done at or within 14 days of Entry (including the most recent): * Alanine aminotransferase (ALT) less than or equal to 5 times the upper limit of normal; * Total bilirubin less than or equal to 2.5 times the upper limit of normal; * Potassium level of 3.0 milliequivalent/L or greater; * Hemoglobin level of 7.0 g/dL or greater; * Platelet count of 100,000/mm3 or greater; * Estimated glomerular filtration rate (eGFR; bedside Schwartz formula) 60 mL/min/1.73m2 or higher. * For children living with HIV: * On antiretroviral therapy (ART) at Entry: Must be on, or able to be switched to a dolutegravir-based regimen at or prior to Entry; * Not on ART at Entry: Planned initiation of dolutegravir before or at study Week 4. * For participants who have reached menarche or who are engaging in sexual activity (self-reported): negative serum or urine pregnancy test within 7 days of Entry. * For participants who are engaging in sexual activity that could lead to pregnancy (self-reported): agrees to practice at least one non-hormonal method of contraception or abstain from heterosexual intercourse during study drug treatment and for 30 days after stopping study medications. Non-hormonal methods include: * Male or female condoms * Diaphragm or cervical cap (with spermicide, if available) * Non-hormonal intrauterine device (IUD) or intrauterine system (IUS) * At Entry, intends to remain in the catchment area of the study site for the duration of study follow-up or willingness to be followed up beyond the catchment area if/when applicable, as determined by the site investigator based on participant/parent/guardian report. Exclusion Criteria: * Presumed or documented extra-pulmonary TB involving the central nervous system and/or bones and/or joints, and/or miliary TB, and/or pericardial TB and/or TB of the gastrointestinal (GI) tract and/or renal TB. * Premature infant (born less than 37-weeks gestation) who is less than 3 months of age at Entry. * Any known contraindication to taking any study drug: * Known allergy or intolerance to any of the study drugs or drugs in the same class as the study drugs; * Any prohibited medications within three days prior to Entry or planned use within the following 6 months; * Unable to take oral medications; * Known history of prolonged QT syndrome not caused by electrolyte derangements. * Received more than 10 days of treatment directed against TB disease within 6 months preceding initiation of study drugs. * M. tuberculosis isolate known or suspected to be resistant to isoniazid, rifampin, pyrazinamide, ethambutol, and/or fluoroquinolones. * Known exposure to an infectious adult with drug-resistant TB, including resistance to isoniazid, rifampin, pyrazinamide, ethambutol, and/or fluoroquinolones. * Has any other documented or suspected clinically significant medical condition or any other condition that, in the opinion of the site investigator, would make participation in the study unsafe, complicate interpretation of study outcome data, or otherwise interfere with achieving the study objectives. * Previously enrolled in this study. Late Exclusions: * M. tuberculosis cultured or detected through World Health Organization (WHO) approved molecular assays (e.g., Cepheid Xpert MTB/RIF, Xpert XDR, sequencing or Hain MTB-DR plus assays) from sputum, swallowed sputum, nasopharyngeal aspirates, stool, or lymph node aspirate obtained around the time of study entry is determined to be resistant to isoniazid and/or rifampin and/or pyrazinamide and/or ethambutol and/or fluoroquinolones. * Any child with a clinical TB diagnosis who is found to have a definitive alternative diagnosis for their presenting signs and symptoms whose TB treatment is discontinued prior to completion.

Treatments Being Tested

DRUG

Isoniazid

Once daily weight-based dose

DRUG

Rifampin

Once daily weight-based dose

DRUG

Pyrazinamide

Once daily weight-based dose

DRUG

Ethambutol

Once daily weight-based dose

DRUG

Rifapentine

Once daily weight-based dose

DRUG

Moxifloxacin

Once daily weight-based dose

Locations (9)

Trial sites listed on ClinicalTrials.gov for this study. Site activation status can vary — confirm with the specific site before traveling for a screening visit.

Indian Council of Medical Research - National Institute for Research in Tuberculosis
Chennai, India
Dr. D.Y. Patil Medical College, Hospital and Research Center
Pune, India
Faculty of Medicine, Universitas Padjadjaran
Bandung, Indonesia
Instituto Nacional de Saúde (INS)
Maputo, Mozambique
Africa Health Research Institute (AHRI)
Durban, South Africa
MU-JHU Care Ltd
Kampala, Uganda
University of Zambia, School of Medicine
Lusaka, Zambia
Arthur Davison Children's Hospital
Ndola, Zambia
Harare Health and Research Consortium (HHRC)
Harare, Zimbabwe

How to Talk to Your Doctor About This Trial

Bring the printable summary of this trial — including the NCT ID (NCT06253715), the sponsor (Johns Hopkins University), and the key eligibility criteria — to your next appointment. Your doctor can review the inclusion and exclusion criteria against your medical history, lab values, and current treatments to assess whether you are likely to qualify. They can also help you weigh whether trial participation makes sense alongside your existing care plan.

Useful questions to walk through together: What does the trial protocol require beyond standard care? How long is the active treatment phase, and how long is follow-up? Are there study visits at sites I can reach? Who pays for the trial-specific procedures, and who pays for standard-of-care portions? See our 25 questions to ask about clinical trials guide for a more complete checklist.

Authoritative Sources

The official record for this trial lives on ClinicalTrials.gov — the federal registry maintained by the National Library of Medicine at NIH. For background on how this trial fits into the FDA approval pathway, see the FDA drug approval process. For oncology-specific guidance for patients considering trials, the National Cancer Institute publishes patient-oriented overviews. International trial registries are aggregated by the WHO ICTRP.

Frequently Asked Questions

What is the NCT06253715 clinical trial studying?

While drug-susceptible tuberculosis (TB) disease in children currently requires four to six months of treatment, most children may be able to be cured with a shorter treatment of more powerful drugs. Shorter treatment may be easier for children to tolerate and finish as well as ease caregiver strain from managing treatment side effects and supporting children over many months. The primary objective of this study is to evaluate if a 2-month regimen (including isoniazid (H), rifapentine (P), pyrazinamide (Z) and moxifloxacin (M)) is as safe and effective as a 4- to 6-month regimen (isoniazid, ri… The full protocol is registered on ClinicalTrials.gov and includes the primary outcome measures, eligibility criteria, and study endpoints.

Who can participate in NCT06253715?

Eligibility for this trial depends on the specific inclusion and exclusion criteria set by the sponsor. The plain-English summary above translates the most important criteria into accessible language; the official clinical text is preserved in the collapsible section underneath. Whether you fit any specific trial is a medical decision your doctor needs to confirm — bring the trial information to your treating physician for a full review against your medical history.

How do I contact the trial site for NCT06253715?

Contact information registered with ClinicalTrials.gov is shown in the sidebar of this page. Before reaching out, confirm with your treating physician that this trial is appropriate for your situation. The trial site will then walk you through the screening process to determine final eligibility.

Is participating in a clinical trial safe?

Clinical trials in the United States are regulated by the FDA and overseen by Institutional Review Boards (IRBs) that review the protocol for safety. Risk varies by trial — Phase 1 studies test new treatments in humans for the first time, while Phase 3 trials use treatments that have already passed earlier safety screening. The informed consent document for any specific trial details the known risks and what to expect. Discuss those risks with your physician before deciding whether to participate.

Where can I verify the data on this page?

Every detail on this page comes directly from the ClinicalTrials.gov API. Click "View on ClinicalTrials.gov" in the sidebar to see the official, unmodified record. The federal record is always authoritative; this page is a structured presentation with a plain-English eligibility translation. For background on how clinical trials are regulated, see the FDA drug approval process documentation.

How This Page Is Built

Every field on this page is pulled directly from the ClinicalTrials.gov API v2 — no estimates, no proxies. The plain-English eligibility translation is generated from the original protocol text and reviewed for fidelity to the underlying clinical criteria. The original clinical text remains visible in the collapsible section above so users and clinicians can verify the translation. Read the full methodology for the data pipeline and known limitations.

Source: ClinicalTrials.gov API v2 record for NCT06253715. Maintained by the National Library of Medicine at NIH. Public domain. Cite as: "TrialFinderData. NCT06253715. Data: ClinicalTrials.gov."

Medical disclaimer: This page is informational, not medical advice. Talk to your doctor about whether a clinical trial is right for you.

Last updated 2026-05-08 · Data from ClinicalTrials.gov.