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Condition (MeSH)

Latent Tuberculosis

ClinicalTrials.gov lists 198 trials for Latent Tuberculosis or a narrower condition beneath it. National Institute of Allergy and Infectious Diseases (NIAID) has the most among industry and government lead sponsors, with 6.

MeSH D055985 Infections C01
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Phase 1 Phase 1 12 Phase 1/2 Phase 1/2 4 Phase 2 Phase 2 7 Phase 2/3 Phase 2/3 6 Phase 3 Phase 3 15 Phase 4 Phase 4 18 Not applicable Not applicable 52 Observational Observational 84 Phase 1 Phase 1 12 Phase 1/2 Phase 1/2 4 Phase 2 Phase 2 7 Phase 2/3 Phase 2/3 6 Phase 3 Phase 3 15 Phase 4 Phase 4 18 Not applicable Not applicable 52 Observational Observational 84

Trials per phase (log scale)

198 of the 198 trials are tagged with Latent Tuberculosis itself; the rest are tagged with a narrower condition beneath it.

Get the Latent Tuberculosis report as a PDF

The PDF carries up to 50 rows of each section, where the page shows the first few, with the sources listed. Enter a work email and confirm it from the message we send, and the report follows by email.

When did Latent Tuberculosis trials start? (25)

Shown in this order: most recent first, 1990 onwards. 2026 is partial: trials registered with a 2026 start date so far, not a full year.

Trials over time, by phase

  • Phase 1
  • Phase 1/2
  • Phase 2
  • Phase 2/3
  • Phase 3
  • Phase 4
  • Not applicable
  • Observational

Top of scale: 16

1996: 1 trials (Phase 4 1) 2002: 1 trials (Not applicable 1) 2004: 2 trials (Observational 1, Phase 4 1) 2005: 3 trials (Observational 3) 2006: 1 trials (Phase 4 1) 2007: 5 trials (Observational 2, Not applicable 1, Phase 4 1, Phase 1 1) 2008: 5 trials (Observational 4, Not applicable 1) 2009: 7 trials (Observational 3, Not applicable 3, Phase 3 1) 2010: 6 trials (Observational 3, Phase 4 2, Phase 2 1) 2011: 8 trials (Observational 4, Phase 3 3, Phase 1 1) 2012: 10 trials (Observational 5, Phase 4 1, Phase 3 2, Phase 2 1, Phase 1 1) 2013: 7 trials (Observational 5, Phase 2 1, Phase 1/2 1) 2014: 6 trials (Observational 1, Not applicable 4, Phase 3 1) 2015: 3 trials (Observational 1, Not applicable 1, Phase 3 1) 2016: 6 trials (Observational 2, Not applicable 4) 2017: 9 trials (Observational 5, Not applicable 2, Phase 3 1, Phase 2/3 1) 2018: 10 trials (Observational 5, Not applicable 2, Phase 4 1, Phase 2 1, Phase 1 1) 2019: 13 trials (Observational 3, Not applicable 4, Phase 4 1, Phase 3 1, Phase 2/3 1, Phase 2 1, Phase 1/2 1, Phase 1 1) 2020: 11 trials (Observational 5, Not applicable 5, Phase 4 1) 2021: 16 trials (Observational 10, Not applicable 2, Phase 4 1, Phase 3 1, Phase 2/3 1, Phase 2 1) 2022: 14 trials (Observational 5, Not applicable 4, Phase 4 3, Phase 1 2) 2023: 12 trials (Observational 1, Not applicable 3, Phase 4 2, Phase 3 2, Phase 2/3 1, Phase 1 3) 2024: 14 trials (Observational 8, Not applicable 1, Phase 4 1, Phase 3 2, Phase 1/2 1, Phase 1 1) 2025: 10 trials (Observational 5, Not applicable 4, Phase 2/3 1)

Trials registered with a start date in each year, 1990 onward, stacked by phase (complete years only; the current partial year is in the table's notes). The table below lists the same counts, most recent years first.

Trials started per year
Year Trials started
2026 (partial year) 18
2025 10
2024 14
2023 12
2022 14
2021 16
2020 11
2019 13
2018 10
2017 9

Forecast of the full-year count, planned starts included, not rows of this table: about 19 trials starting in 2026 and about 14 in 2027, the average of the 24 months through September, counted as registered and carried forward. The rows of this table count trials registered so far with a start date in the year, planned starts included; the forecast looks ahead to the count for the whole year, so it is not the same measure. In backtests on conditions of this size, forecasts made part-way through the year were typically off by about 28 percent and ran about 20 percent low against the count later registered; forecasts made before the year began were off by about 39 percent and ran about 37 percent low against the count later registered. These figures rest on a few years of history (target years from 2018 to 2025, varying by figure), place each condition as it is mapped today rather than as it was then, and score against a count for the newest year that was still being revised. Only condition series were scored.

Prediction, not a registry value: median of 36 months from start to primary completion across 13 trials still running at the 2026-10-09 snapshot; registered median of 27 months across 98 trials with a primary completion typed Actual. Source: ClinicalTrials.gov / AACT (CTTI), public domain.

What phase are Latent Tuberculosis trials in? (8)

Shown in this order: phase order.

Show the trials by phase as a table
Trials by phase
Phase Trials
Phase 1 12
Phase 1/2 4
Phase 2 7
Phase 2/3 6
Phase 3 15
Phase 4 18
Not applicable 52
Observational 84

How many Latent Tuberculosis trials are recruiting? (9)

Shown in this order: the order a trial moves through, from not yet recruiting to unknown.

Trials by recruitment status
Status Trials
Not yet recruiting 16
Recruiting 26
Enrolling by invitation 3
Active, not recruiting 13
Completed 84

Status as registered on ClinicalTrials.gov. Each trial is counted once.

Which lead sponsors run the most Latent Tuberculosis trials? (3)

Shown in this order: most trials first. Lead sponsors the registry classes as industry, NIH, US federal, other government or network. A hospital or university the registry files as government can appear here. Sponsors it classes as academic or other are shown on the full page, because that class cannot separate an institution from a named investigator.

Lead sponsors
Sponsor Trials
National Institute of Allergy and Infectious Diseases (NIAID) 6
Centers for Disease Control and Prevention 5
Anhui Zhifei Longcom Biologic Pharmacy Co., Ltd. 4

Which drugs are being tested for Latent Tuberculosis? (2)

Shown in this order: most trials first. One row per drug, matched to a single molecule under all its names, ranked by number of trials.

Drugs tested
Drug Trials
Bedaquiline 2
Tuberculin Purified Protein Derivative 2

Interventions as named in the registry (13)

Shown in this order: most trials first.

Interventions as named in the registry
Drug Trials
Isoniazida 19
Rifapentine 450 9
Rifampicin 9
Isoniazid and Rifapentine (INH-RPT) 3
H56:IC31 2

These are the names sponsors entered on ClinicalTrials.gov that we have not matched to a single molecule. Some are drugs under a brand or code name; others are procedures, doses or arm labels.

Which serious adverse events do Latent Tuberculosis trials report? (10)

Shown in this order: most subjects affected first. Subjects affected summed across trials, a cross-trial signal, not a rate.

Serious adverse events in this condition's trials
Adverse event Subjects affected Trials
unrelated to study drug 17 1
Toxic drug-induced hepatitis 5 1
Generalized pruritus/skin rash 4 1
Acute gastroenteritis 3 2
Death 3 1

Which publications cover Latent Tuberculosis? (161)

Shown in this order: major-topic papers first, then newest, then most linked to trials.

Not on this page

Not measured: delivery record.

Checked, with nothing recorded for this condition: prevalence, rare-disease identity, and sub-conditions in mesh.

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