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Condition (MeSH)

Brain Concussion

ClinicalTrials.gov lists 689 trials for Brain Concussion or a narrower condition beneath it. VA Office of Research and Development has the most among industry and government lead sponsors, with 26.

MeSH D001924 Nervous System Diseases C10 C26
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Phase 1 Phase 1 25 Phase 1/2 Phase 1/2 4 Phase 2 Phase 2 38 Phase 2/3 Phase 2/3 4 Phase 3 Phase 3 8 Phase 4 Phase 4 5 Not applicable Not applicable 425 Observational Observational 180 Phase 1 Phase 1 25 Phase 1/2 Phase 1/2 4 Phase 2 Phase 2 38 Phase 2/3 Phase 2/3 4 Phase 3 Phase 3 8 Phase 4 Phase 4 5 Not applicable Not applicable 425 Observational Observational 180

Trials per phase (log scale)

628 of the 689 trials are tagged with Brain Concussion itself; the rest are tagged with a narrower condition beneath it.

Get the Brain Concussion 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 Brain Concussion 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. 2 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

Top of scale: 70

1998: 1 trials (Phase 3 1) 2003: 2 trials (Observational 1, Not applicable 1) 2004: 3 trials (Not applicable 3) 2005: 3 trials (Observational 1, Not applicable 2) 2006: 1 trials (Observational 1) 2007: 2 trials (Observational 1, Not applicable 1) 2008: 7 trials (Observational 3, Not applicable 2, Phase 1/2 1, Phase 1 1) 2009: 4 trials (Observational 1, Not applicable 2, Phase 2 1) 2010: 13 trials (Observational 4, Not applicable 7, Phase 2 2) 2011: 14 trials (Observational 5, Not applicable 4, Phase 4 1, Phase 2 2, Phase 1 2) 2012: 12 trials (Observational 7, Not applicable 4, Phase 2 1) 2013: 30 trials (Observational 5, Not applicable 20, Phase 4 1, Phase 2/3 1, Phase 2 1, Phase 1 2) 2014: 34 trials (Observational 6, Not applicable 21, Phase 3 2, Phase 2 3, Phase 1 2) 2015: 41 trials (Observational 14, Not applicable 25, Phase 2 1, Phase 1 1) 2016: 53 trials (Observational 15, Not applicable 33, Phase 4 1, Phase 2 2, Phase 1/2 1, Phase 1 1) 2017: 46 trials (Observational 13, Not applicable 28, Phase 2 2, Phase 1/2 1, Phase 1 2) 2018: 47 trials (Observational 12, Not applicable 31, Phase 3 1, Phase 2 1, Phase 1 2) 2019: 44 trials (Observational 12, Not applicable 28, Phase 2 4) 2020: 33 trials (Observational 8, Not applicable 19, Phase 4 1, Phase 3 1, Phase 2 3, Phase 1 1) 2021: 70 trials (Observational 19, Not applicable 46, Phase 3 1, Phase 2 1, Phase 1 3) 2022: 45 trials (Observational 13, Not applicable 29, Phase 2 2, Phase 1/2 1) 2023: 52 trials (Observational 12, Not applicable 35, Phase 2 2, Phase 1 3) 2024: 46 trials (Observational 9, Not applicable 34, Phase 3 1, Phase 2 1, Phase 1 1) 2025: 43 trials (Observational 11, Not applicable 24, Phase 3 1, Phase 2/3 2, Phase 2 3, Phase 1 2)

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) 40
2025 43
2024 46
2023 52
2022 45
2021 70
2020 33
2019 44
2018 47
2017 46

Forecast of the full-year count, planned starts included, not rows of this table: about 48 trials starting in 2026 and about 41 in 2027, the average of the 24 months through September, counted as registered and carried forward, with about 0.7 times the starts already registered for the rest of 2026 added. 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 15 percent and ran about 1 percent high against the count later registered; forecasts made before the year began were off by about 26 percent and ran about 20 percent low against the count later registered. The part-way figures are from forecasts that used a multiple fitted only on earlier years. 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 92 trials still running at the 2026-10-09 snapshot; registered median of 24 months across 414 trials with a primary completion typed Actual. Source: ClinicalTrials.gov / AACT (CTTI), public domain.

What phase are Brain Concussion trials in? (8)

Shown in this order: phase order.

Show the trials by phase as a table
Trials by phase
Phase Trials
Phase 1 25
Phase 1/2 4
Phase 2 38
Phase 2/3 4
Phase 3 8
Phase 4 5
Not applicable 425
Observational 180

How many Brain Concussion 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 30
Recruiting 106
Enrolling by invitation 15
Active, not recruiting 25
Completed 342

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

Which lead sponsors run the most Brain Concussion trials? (2)

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
VA Office of Research and Development 26
BrainScope Company, Inc. 7

Which drugs are being tested for Brain Concussion? (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
SILDENAFIL 4
Creatine 3

Interventions as named in the registry (13)

Shown in this order: most trials first.

Interventions as named in the registry
Drug Trials
Hyperbaric Oxygen 10
Aerobic exercise 9
somatropin AQ 5
Treatment As Usual 5
Exercise 4

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 Brain Concussion 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
Medical hospitalization 5 1
self-reported interpersonal violence 3 1
Inpatient Hospitalization 2 1
Muscle pain 2 1
Planned surgical procedure 2 1

Which publications cover Brain Concussion? (709)

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.

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