Medical Information Only. Consult your healthcare provider before considering clinical trial enrollment.
Impaired Driving clinical trials
A small indexed set (3 trials) with no open enrollment listed right now.
Corpus placement: #5,209 of 28,707 conditions by registered trial count.
3 US clinical trials · none currently recruiting · #5,209 of 28,707 conditions by registered trial count
Impaired Driving: 3 US clinical trials tracked, none currently recruiting.
Impaired Driving is the subject of 3 registered US clinical trials on ClinicalTrials.gov, none currently recruiting. The most active sponsor is Brigham and Women's Hospital, running 1 of these trials.
Enrollment posture brief
Registry condition impaired-driving
OPEN 0 | RECR 0% | LATE 0 | EARLY 0 | RANK #5209 | SPON 1
Volume-matched condition peers
Nearest open-share peer: Accelerated Phase Chronic Myelogenous Leukemia (0% recruiting · 12 trials)
Impaired Driving has no open enrollment in this registry pull (3 archived studies). Peers show how other volume-matched labels compare on open share. How peer matching works →
Key findings
What ClinicalTrials.gov does not surface for Impaired Driving on its own pages , computed from the registry mirror as of 2026-08-08. Each line carries its own denominator so it can be quoted as it stands.
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Impaired Driving is recruiting below its size-band peers.
0 of 3 indexed trials (0%) are open to enrollment, against a 46.5% average across 27,806 conditions with fewer than 20 trials. The peer set uses the same ClinicalTrials.gov-derived counts as this page.
Indexed trials (enrollment closed)
3 total, page 1 of 1
Objective Assessment of the Effects of Shift Work on Drowsiness and Driving Impairment in Hospital Staff
Brigham and Women's Hospital
NCT01672489
Increasing Seat Belt Wearing and Decreasing Handheld Phone Use While Driving
University of Pennsylvania
NCT05469477
Speed of Processing Training in Adults With HIV
University of Alabama at Birmingham
NCT02758093
Phase Distribution
Phase data not available
Top Sponsors
Named interventions
Most-linked intervention names on Impaired Driving records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.
US sites by state
Facility locations filed on Impaired Driving trials. A trial with sites in several states counts in each.
Source: ClinicalTrials.gov, National Library of Medicine. Data is informational only.
Related
What to do with this Impaired Driving page
3 registered trials, 0 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.
- No Impaired Driving trials are currently recruiting in this registry; that can change as new trials post, or check the broader research index. Browse research indexes
- Brigham and Women's Hospital sponsors the most Impaired Driving trials on record, review their full trial history before evaluating a specific study. See Brigham and Women's Hospital's trials
- Bring the specific trial ID (NCT number) to your own doctor before enrolling, this page is a directory, not medical guidance. Read the trial-finding guide
Trial and recruiting counts reflect ClinicalTrials.gov registry status as of the data vintage above; individual trial eligibility and enrollment status can change.
Every figure on PlainTrial is rendered directly from the ClinicalTrials.gov registry, no number is typed in by an editor. This Impaired Driving condition card totals 3 registered trials; most-linked intervention Internet Navigational; top US site state Pennsylvania. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.