Medical Information Only. Consult your healthcare provider before considering clinical trial enrollment.

ClinicalTrials.gov 4 recruiting now early-phase tilt small index

Nightmare: early-phase trial registry

4 of 9 indexed Nightmare trials are currently recruiting, with more weight in Phase 1-2.

Corpus placement: #1,916 of 28,707 conditions by registered trial count.

9 US clinical trials · 4 currently recruiting · #1,916 of 28,707 conditions by registered trial count

Nightmare: 9 US clinical trials tracked, 4 recruiting.

Nightmare is the subject of 9 registered US clinical trials on ClinicalTrials.gov, 4 of them currently open to new participants. 0 are in Phase 3-4 (later-stage) and 1 in Phase 1-2 (earlier-stage). The most active sponsor is NightWare, running 1 of these trials.

Enrollment posture brief

Registry condition nightmare

OPEN 4 | RECR 44% | LATE 0 | EARLY 1 | RANK #1916 | SPON 1

Nearest open-share peer: Acute Ischemic Stroke (44% recruiting · 27 trials)

Acute Lymphoblastic Leukemia55.6%Acute Respiratory Distress S55.6%Nightmare (this)44%Acute Otitis Media22.2%Acute Heart Failure11.1%
Open-enrollment share among volume-matched conditions near Nightmare

Nightmare lists 4 open slots (44% of 9 indexed trials). Peers are matched on registered volume, not therapeutic-area browse lists. How peer matching works →

Key findings

What ClinicalTrials.gov does not surface for Nightmare 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.

  1. Nightmare is recruiting below its size-band peers.

    4 of 9 indexed trials (44.4%) 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.

  2. Sponsorship of Nightmare trials is spread across many organizations.

    NightWare accounts for 1 of 9 trials (11.1%). 9 distinct sponsors appear on at least one study for this condition label.

  3. Most Nightmare trials plan to enrol fewer than 100 people.

    Median target enrolment is 40 among the 9 trials that report a genuine target (sentinel values excluded). 8 of those (88.9%) plan for fewer than 100 participants.

  4. Nightmare research is mostly interventional.

    9 interventional and 0 observational studies make up this index (100% interventional). Study type is sponsor-reported on ClinicalTrials.gov.

Phase 21

Phase Distribution

PhaseTrial count
Phase 2 1

Named interventions

Most-linked intervention names on Nightmare records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.

NightWare Device
3 trials
Cognitive Behavioral Therapy for Insomnia (CBTi) Behavioral
1 trials
NightWare Therapeutic System in Sham Mode Device
1 trials
NightWare Therapeutic System Device
1 trials
Sham NightWare Device
1 trials
ERRT Behavioral
1 trials
Nightmare Deconstruction and Reprocessing Behavioral
1 trials
Art Therapy Behavioral
1 trials

US sites by state

Facility locations filed on Nightmare trials. A trial with sites in several states counts in each.

Oklahoma 2 trials
Maryland 2 trials
Colorado 2 trials
Virginia 1 trials
Utah 1 trials
New York 1 trials
Missouri 1 trials

Source: ClinicalTrials.gov, National Library of Medicine. Data is informational only.

What to do with this Nightmare page

9 registered trials, 4 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.

  • 4 Nightmare trials are currently recruiting, check eligibility criteria before contacting a site. Browse recruiting trials
  • NightWare sponsors the most Nightmare trials on record, review their full trial history before evaluating a specific study. See NightWare'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 Nightmare condition card totals 9 registered trials; most-linked intervention NightWare; top US site state Oklahoma. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.