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Condition (MeSH)

Blepharitis

ClinicalTrials.gov lists 64 trials for Blepharitis or a narrower condition beneath it. Merck Sharp & Dohme LLC has the most among industry and government lead sponsors, with 7.

MeSH D001762 Eye Diseases C11
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Phase 1 Phase 1 2 Phase 2 Phase 2 13 Phase 2/3 Phase 2/3 1 Phase 3 Phase 3 10 Phase 4 Phase 4 11 Not applicable Not applicable 20 Observational Observational 7 Phase 1 Phase 1 2 Phase 2 Phase 2 13 Phase 2/3 Phase 2/3 1 Phase 3 Phase 3 10 Phase 4 Phase 4 11 Not applicable Not applicable 20 Observational Observational 7

Trials per phase (log scale)

62 of the 64 trials are tagged with Blepharitis itself; the rest are tagged with a narrower condition beneath it.

Get the Blepharitis 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 Blepharitis trials start? (23)

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

Top of scale: 6

2001: 1 trials (Observational 1) 2004: 1 trials (Not applicable 1) 2006: 1 trials (Not applicable 1) 2007: 2 trials (Phase 2 2) 2008: 6 trials (Phase 4 5, Phase 3 1) 2009: 6 trials (Phase 4 1, Phase 3 2, Phase 2 3) 2010: 4 trials (Not applicable 1, Phase 3 1, Phase 2 2) 2011: 3 trials (Phase 4 2, Phase 3 1) 2012: 2 trials (Not applicable 1, Phase 3 1) 2013: 1 trials (Not applicable 1) 2014: 3 trials (Phase 3 1, Phase 2 1, Phase 1 1) 2015: 1 trials (Not applicable 1) 2016: 3 trials (Observational 1, Not applicable 2) 2017: 1 trials (Not applicable 1) 2018: 2 trials (Observational 1, Not applicable 1) 2019: 2 trials (Not applicable 1, Phase 2 1) 2020: 4 trials (Observational 1, Not applicable 1, Phase 2/3 1, Phase 2 1) 2021: 5 trials (Observational 1, Not applicable 3, Phase 3 1) 2022: 3 trials (Not applicable 1, Phase 3 1, Phase 2 1) 2023: 4 trials (Observational 2, Not applicable 1, Phase 2 1) 2024: 5 trials (Not applicable 2, Phase 4 1, Phase 3 1, Phase 1 1) 2025: 3 trials (Not applicable 1, Phase 4 1, Phase 2 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) 1
2025 3
2024 5
2023 4
2022 3
2021 5
2020 4
2019 2
2018 2
2017 1

No forecast is made for this condition: it averages 3.4 trial starts a year over the five years to September, under the 5 a year the method needs.

Prediction, not a registry value: median of 11 months from start to primary completion across 5 trials still running at the 2026-10-09 snapshot; registered median of 9 months across 45 trials with a primary completion typed Actual. Source: ClinicalTrials.gov / AACT (CTTI), public domain.

What phase are Blepharitis trials in? (7)

Shown in this order: phase order.

Show the trials by phase as a table
Trials by phase
Phase Trials
Phase 1 2
Phase 2 13
Phase 2/3 1
Phase 3 10
Phase 4 11
Not applicable 20
Observational 7

How many Blepharitis trials are recruiting? (6)

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

Trials by recruitment status
Status Trials
Recruiting 4
Active, not recruiting 1
Completed 41
Terminated 5
Withdrawn 1

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

Which lead sponsors run the most Blepharitis trials? (8)

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
Merck Sharp & Dohme LLC 7
Tarsus Pharmaceuticals, Inc. 4
Alcon Research 2
Nicox Ophthalmics, Inc. 2
Adapt Produtos Oftalmológicos Ltda. 1

Which drugs are being tested for Blepharitis? (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
Lotilaner 2
Tea Tree Oil 2

Interventions as named in the registry (13)

Shown in this order: most trials first.

Interventions as named in the registry
Drug Trials
1% Azithromycin 9
Azithromycin Ophthalmic Solution, 1% 3
TP-03 Vehicle 3
Dexamethasone/Dexamethasone acetate 2
TP-03 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 Blepharitis 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
Bladder Cancer 1 1
COVID-19 1 1
Covid-19 1 1
Diabetic retinopathy 1 1
Dyspnoea 1 1

Which publications cover Blepharitis? (52)

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

Sub-conditions in MeSH (1)

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

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