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Condition (MeSH)

Tooth Diseases

ClinicalTrials.gov lists 3,960 trials for Tooth Diseases or a narrower condition beneath it. GlaxoSmithKline has the most among industry and government lead sponsors, with 56.

MeSH D014076 Stomatognathic Diseases C07
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Phase 1 Phase 1 114 Phase 1/2 Phase 1/2 41 Phase 2 Phase 2 130 Phase 2/3 Phase 2/3 54 Phase 3 Phase 3 153 Phase 4 Phase 4 184 Not applicable Not applicable 2,652 Observational Observational 631 Phase 1 Phase 1 114 Phase 1/2 Phase 1/2 41 Phase 2 Phase 2 130 Phase 2/3 Phase 2/3 54 Phase 3 Phase 3 153 Phase 4 Phase 4 184 Not applicable Not applicable 2,652 Observational Observational 631

Trials per phase (log scale)

1 more section with rows

79 of the 3,960 trials are tagged with Tooth Diseases itself; the rest are tagged with a narrower condition beneath it.

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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 Tooth Diseases trials start? (33)

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. 10 trials are registered to start in 2027 or later, and not listed here.

Trials over time, by phase

  • Phase 1
  • Phase 1/2
  • Phase 2
  • Phase 2/3
  • Phase 3
  • Phase 4
  • Not applicable
  • Observational
  • Other (Unknown)

Top of scale: 392

1991: 1 trials (Observational 1) 1992: 2 trials (Observational 1, Not applicable 1) 1996: 1 trials (Phase 3 1) 1997: 1 trials (Phase 3 1) 1998: 2 trials (Observational 1, Phase 3 1) 1999: 3 trials (Not applicable 2, Phase 2 1) 2000: 2 trials (Not applicable 2) 2001: 2 trials (Not applicable 1, Phase 2 1) 2002: 3 trials (Not applicable 2, Phase 3 1) 2003: 15 trials (Observational 2, Not applicable 2, Phase 4 2, Phase 3 6, Phase 2/3 1, Phase 2 1, Phase 1 1) 2004: 20 trials (Observational 3, Not applicable 7, Phase 4 3, Phase 3 2, Phase 2 2, Phase 1 3) 2005: 27 trials (Observational 4, Not applicable 15, Phase 4 2, Phase 2 2, Phase 1 4) 2006: 27 trials (Observational 5, Not applicable 8, Phase 4 3, Phase 3 3, Phase 2 3, Phase 1/2 2, Phase 1 3) 2007: 48 trials (Observational 9, Not applicable 16, Phase 4 3, Phase 3 7, Phase 2/3 1, Phase 2 5, Phase 1/2 4, Phase 1 3) 2008: 52 trials (Observational 13, Not applicable 17, Phase 4 4, Phase 3 10, Phase 2/3 2, Phase 2 4, Phase 1 2) 2009: 72 trials (Observational 10, Not applicable 27, Phase 4 12, Phase 3 6, Phase 2/3 1, Phase 2 11, Phase 1/2 2, Phase 1 3) 2010: 63 trials (Observational 12, Not applicable 31, Phase 4 4, Phase 3 4, Phase 2/3 1, Phase 2 8, Phase 1/2 2, Phase 1 1) 2011: 82 trials (Observational 9, Not applicable 45, Phase 4 9, Phase 3 6, Phase 2/3 2, Phase 2 3, Phase 1/2 2, Phase 1 6) 2012: 91 trials (Observational 14, Not applicable 53, Phase 4 9, Phase 3 6, Phase 2/3 4, Phase 2 2, Phase 1 3) 2013: 100 trials (Observational 10, Not applicable 66, Phase 4 10, Phase 3 4, Phase 2/3 1, Phase 2 2, Phase 1/2 3, Phase 1 4) 2014: 119 trials (Observational 12, Not applicable 72, Phase 4 10, Phase 3 6, Phase 2/3 3, Phase 2 9, Phase 1/2 1, Phase 1 6) 2015: 168 trials (Observational 17, Not applicable 119, Phase 4 12, Phase 3 5, Phase 2/3 2, Phase 2 7, Phase 1/2 1, Phase 1 5) 2016: 199 trials (Observational 24, Not applicable 138, Phase 4 16, Phase 3 6, Phase 2/3 2, Phase 2 7, Phase 1/2 2, Phase 1 4) 2017: 228 trials (Other 1, Observational 26, Not applicable 160, Phase 4 8, Phase 3 9, Phase 2/3 6, Phase 2 12, Phase 1 6) 2018: 227 trials (Observational 38, Not applicable 155, Phase 4 5, Phase 3 9, Phase 2/3 5, Phase 2 10, Phase 1 5) 2019: 274 trials (Observational 50, Not applicable 189, Phase 4 8, Phase 3 7, Phase 2/3 2, Phase 2 12, Phase 1/2 1, Phase 1 5) 2020: 198 trials (Observational 34, Not applicable 134, Phase 4 10, Phase 3 4, Phase 2/3 6, Phase 2 7, Phase 1/2 2, Phase 1 1) 2021: 276 trials (Observational 41, Not applicable 201, Phase 4 12, Phase 3 2, Phase 2/3 1, Phase 2 3, Phase 1/2 5, Phase 1 11) 2022: 269 trials (Observational 39, Not applicable 199, Phase 4 6, Phase 3 7, Phase 2/3 3, Phase 2 3, Phase 1/2 6, Phase 1 6) 2023: 308 trials (Observational 49, Not applicable 224, Phase 4 13, Phase 3 5, Phase 2/3 5, Phase 2 1, Phase 1/2 3, Phase 1 8) 2024: 392 trials (Observational 79, Not applicable 270, Phase 4 9, Phase 3 16, Phase 2/3 2, Phase 2 7, Phase 1/2 2, Phase 1 7) 2025: 385 trials (Observational 73, Not applicable 272, Phase 4 8, Phase 3 11, Phase 2/3 3, Phase 2 5, Phase 1/2 2, Phase 1 11)

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) 282
2025 385
2024 392
2023 308
2022 269
2021 276
2020 198
2019 274
2018 227
2017 228

Forecast of the full-year count, planned starts included, not rows of this table: about 350 trials starting in 2026 and about 360 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 13 percent and ran about 12 percent low against the count later registered; forecasts made before the year began were off by about 19 percent and ran about 17 percent low against the count later registered, and had about the same error as repeating last year's count. 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 32 months from start to primary completion across 229 trials still running at the 2026-10-09 snapshot; registered median of 12 months across 2,468 trials with a primary completion typed Actual. Source: ClinicalTrials.gov / AACT (CTTI), public domain.

What phase are Tooth Diseases trials in? (9)

Shown in this order: phase order.

Show the trials by phase as a table
Trials by phase
Phase Trials
Phase 1 114
Phase 1/2 41
Phase 2 130
Phase 2/3 54
Phase 3 153
Phase 4 184
Not applicable 2,652
Observational 631
Unknown 1

How many Tooth Diseases 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 280
Recruiting 272
Enrolling by invitation 59
Active, not recruiting 156
Completed 2,315

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

Which lead sponsors run the most Tooth Diseases trials? (4)

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
GlaxoSmithKline 56
Colgate Palmolive 51
HALEON 32
Dentsply Sirona Implants and Consumables 25

Which drugs are being tested for Tooth Diseases? (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
Stannous Fluoride 22
Potassium Nitrate Toothpaste 22

Interventions as named in the registry (13)

Shown in this order: most trials first.

Interventions as named in the registry
Drug Trials
Fluoride Varnish 40
Silver diamine Fluoride 38% 36
Fluoride 34
Fluoride Toothpaste 18
Low Level Laser Therapy 16

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 Tooth Diseases 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
Cardiac ischemia 729 1
Significant stenosis (PCI, CABG, conservative) 537 1
Tooth Sensitivity (Score of >3) 77 1
Death 46 9
Gingival Erythema 7 1

Which publications cover Tooth Diseases? (109)

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

Sub-conditions in MeSH (20)

MeSH descendants one level down with at least one trial, most trials first.

+10 more sub-conditions

Not on this page

Not measured: delivery record.

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

Browse all condition evidence pages