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ClinicalTrials.gov 8 recruiting now early-phase tilt small index

Gulf War Illness: early-phase trial registry

8 of 15 indexed Gulf War Illness trials are currently recruiting, with more weight in Phase 1-2.

Corpus placement: #1,140 of 28,707 conditions by registered trial count.

15 US clinical trials · 8 currently recruiting · #1,140 of 28,707 conditions by registered trial count

Gulf War Illness: 15 US clinical trials tracked, 8 recruiting.

Gulf War Illness is the subject of 15 registered US clinical trials on ClinicalTrials.gov, 8 of them currently open to new participants. 2 are in Phase 3-4 (later-stage) and 4 in Phase 1-2 (earlier-stage). The most active sponsor is VA Office of Research and Development, running 5 of these trials.

Enrollment posture brief

Registry condition gulf-war-illness

OPEN 8 | RECR 53% | LATE 2 | EARLY 4 | RANK #1140 | SPON 5

Nearest open-share peer: Beta-Thalassemia (53% recruiting · 15 trials)

Advanced Lung Non-Small Cell53.3%Gulf War Illness (this)53%AIDS26.7%Adult Acute Myeloid Leukemia0%Adult Glioblastoma0%
Open-enrollment share among volume-matched conditions near Gulf War Illness

Gulf War Illness lists 8 open slots (53% of 15 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 Gulf War Illness 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. Gulf War Illness is recruiting above its size-band peers.

    8 of 15 indexed trials (53.3%) 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. One sponsor concentrates Gulf War Illness research.

    VA Office of Research and Development accounts for 5 of 15 trials (33.3%). 8 distinct sponsors appear on at least one study for this condition label.

  3. Typical Gulf War Illness enrolment sits around 85 participants.

    Median target enrolment is 85 among the 15 trials that report a genuine target (sentinel values excluded). 8 of those (53.3%) plan for fewer than 100 participants.

  4. Gulf War Illness research is mostly interventional.

    11 interventional and 4 observational studies make up this index (73.3% interventional). Study type is sponsor-reported on ClinicalTrials.gov.

Phase 11Phase 23Phase 32

Open and recent trials

15 total, page 1 of 1

RECRUITING Phase 2 170 participants

Study of Bacopa in Gulf War Illness Patients

Nova Southeastern University

NCT04927338

RECRUITING Phase 3 160 participants

Confirmation of Diet as a Treatment for Gulf War Illness

American University

NCT05675878

RECRUITING Phase 2 120 participants

Ca-Mg Butyrate in GWI

VA Office of Research and Development

NCT05367245

RECRUITING 100 participants

Validating Gulf War Illness Blood Biomarkers

Roskamp Institute

NCT05736146

RECRUITING 85 participants

NIH Investigative Deep Phenotyping Study of Gulf War Veteran Health (Project NIH IN-DEPTH)

National Institute of Neurological Disorders and Stroke (NINDS)

NCT05375812

RECRUITING NA 80 participants

Mechanisms of Gulf War Illness

VA Office of Research and Development

NCT05972291

RECRUITING NA 52 participants

Nicotinamide Riboside Clinical Trial for GWI

Roskamp Institute

NCT05243290

RECRUITING Phase 2 52 participants

Resistant Potato Starch to Alleviate GWI

VA Office of Research and Development

NCT05820893

ACTIVE NOT RECRUITING NA 390 participants

Curcumin, Resveratrol, and Stinging Nettle as Treatments for GWI

University of Alabama at Birmingham

NCT05377242

ACTIVE NOT RECRUITING NA 281 participants

Collaborative Specialty Care for Gulf War Illness

VA Office of Research and Development

NCT04403295

ACTIVE NOT RECRUITING NA 80 participants

Pilot Test of Apnea and Insomnia Relief for Veterans With Gulf War Illness

University of California, San Francisco

NCT05137743

ACTIVE NOT RECRUITING Phase 1 20 participants

TNF and Glucocorticoid Antagonist for GWI Associated Multi-symptom Disease Homeostasis Reset

Nova Southeastern University

NCT04254627

COMPLETED Phase 3 100 participants

Coenzyme Q10 Phase III Trial in Gulf War Illness

VA Office of Research and Development

NCT02865460

COMPLETED 76 participants

Identification of Gulf War Illness (GWI) Biomarkers

Roskamp Institute

NCT03082638

COMPLETED 50 participants

Exercise in Gulf War Illness (GWI)

Georgetown University

NCT01291758

Phase Distribution

PhaseTrial count
Phase 1 1
Phase 2 3
Phase 3 2

Named interventions

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

Placebo Drug
3 trials
Ubiquinol Drug
1 trials
Submaximal bicycle exercise stress tests performed 24 hr apart Diagnostic test
1 trials
e-consultation Behavioral
1 trials
Collaborative Specialty Care Behavioral
1 trials
Stinging Nettle Dietary supplement
1 trials
Resveratrol Dietary supplement
1 trials
Etanercept Drug
1 trials

US sites by state

Facility locations filed on Gulf War Illness trials. A trial with sites in several states counts in each.

Florida 8 trials
Massachusetts 3 trials
California 3 trials
Wisconsin 1 trials
Utah 1 trials
Tennessee 1 trials
New York 1 trials

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

What to do with this Gulf War Illness page

15 registered trials, 8 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.

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 Gulf War Illness condition card totals 15 registered trials; most-linked intervention Placebo; top US site state Florida. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.