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ClinicalTrials.gov 148 recruiting now early-phase tilt #17 of 28,707 conditions

Anxiety: early-phase trial registry

148 of 367 indexed Anxiety trials are currently recruiting, with more weight in Phase 1-2.

Corpus placement: #17 of 28,707 conditions by registered trial count.

367 US clinical trials · 148 currently recruiting · #17 of 28,707 conditions by registered trial count

Anxiety: 367 US clinical trials tracked, 148 recruiting.

Anxiety is the subject of 367 registered US clinical trials on ClinicalTrials.gov, 148 of them currently open to new participants. 15 are in Phase 3-4 (later-stage) and 38 in Phase 1-2 (earlier-stage). The most active sponsor is University of California, Los Angeles, running 11 of these trials.

Enrollment posture brief

Registry condition anxiety

OPEN 148 | RECR 40% | LATE 15 | EARLY 38 | RANK #17 | SPON 11

Nearest open-share peer: Pain, Postoperative (40% recruiting · 114 trials)

Anxiety (this)40%Pain28.1%Diabetes25.1%Asthma18.5%Diabetes Mellitus, Type 217.9%
Open-enrollment share among volume-matched conditions near Anxiety

Anxiety lists 148 open slots (40% of 367 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 Anxiety 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. Anxiety is recruiting above its size-band peers.

    148 of 367 indexed trials (40.3%) are open to enrollment, against a 37.1% average across 139 conditions with 100+ trials. The peer set uses the same ClinicalTrials.gov-derived counts as this page.

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

    University of California, Los Angeles accounts for 11 of 367 trials (3%). 191 distinct sponsors appear on at least one study for this condition label.

  3. Typical Anxiety enrolment sits around 95 participants.

    Median target enrolment is 95 among the 365 trials that report a genuine target (sentinel values excluded). 188 of those (51.5%) plan for fewer than 100 participants.

  4. Anxiety research is mostly interventional.

    339 interventional and 28 observational studies make up this index (92.4% interventional). Study type is sponsor-reported on ClinicalTrials.gov.

Phase 113Phase 225Phase 36Phase 49

Open and recent trials

367 total, page 8 of 8

COMPLETED NA 16 participants

Effects of a Volunteer-based Lunch Program on Feelings of Loneliness in Elders

University of South Florida

NCT03552328

COMPLETED NA 16 participants

Yoga for Anxiety in Adults

Rutgers, The State University of New Jersey

NCT04240899

COMPLETED NA 16 participants

Surveillance Pelvic Examination Anxiety: Brief Coping Skills Intervention

Duke University

NCT05285306

COMPLETED Phase 3 15 participants

A Study Comparing Two Treatments for Child With Anxiety

Mayo Clinic

NCT01624584

COMPLETED 14 participants

Sleep Quality, Heart Rate Variability and Anxiety Following Brain Injury

Shirley Ryan AbilityLab

NCT04652895

COMPLETED NA 14 participants

Pilot Study of the Impact of Exercise on Hippocampal Function

New York State Psychiatric Institute

NCT03036371

COMPLETED Early Phase 1 13 participants

Probiotics for Quality of Life in Autism Spectrum Disorders

Ohio State University

NCT02903030

COMPLETED NA 12 participants

Focal Breast Pain: Does a Normal Ultrasound Provide Reassurance?

Duke University

NCT02810236

COMPLETED NA 12 participants

Video-visit Behavior Therapy for Anxiety and Depression in Youth

San Diego State University

NCT05417412

COMPLETED NA 10 participants

Affect Treatment for Depression and Anxiety (TAD Pilot)

University of California, Los Angeles

NCT06488859

COMPLETED NA 9 participants

Virtual Reality at End-of-life

State University of New York at Buffalo

NCT06149429

COMPLETED 6 participants

Helping Older Persons Emerge Stronger

Ohio State University

NCT02863081

COMPLETED NA 6 participants

Companion Dog Walking for ICU Survivor Health

University of Missouri, Kansas City

NCT05820308

COMPLETED NA 6 participants

Cranial Electrotherapy Stimulation (CES) Therapy

The University of Texas Health Science Center at San Antonio

NCT02453347

COMPLETED NA 1 participants

Feasibility of Egg-Based Diet Interventions and Assessing Perinatal Mental Health

University of Idaho

NCT05619445

COMPLETED NA

Preoperative Preparation for Children

University of Wisconsin, Madison

NCT00205244

COMPLETED NA

Intervention to Decrease Anxiety in Parents of Infants in the Neonatal Intensive Care Unit (NICU)

Stanford University

NCT00186472

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Phase Distribution

PhaseTrial count
Phase 1 13
Phase 2 25
Phase 3 6
Phase 4 9

Named interventions

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

Placebo Drug
13 trials
Placebo Other
7 trials
Music Other
4 trials
Yoga Behavioral
3 trials
Psilocybin Drug
3 trials
Cognitive Behavioral Therapy (CBT) Behavioral
3 trials
IDgenetix Neuropsychiatric Test Panel Genetic
2 trials
Emotion Regulation Therapy via Telehealth Behavioral
2 trials

US sites by state

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

California 58 trials
New York 38 trials
Massachusetts 30 trials
Texas 27 trials
Florida 27 trials
Pennsylvania 24 trials
North Carolina 22 trials
Ohio 21 trials

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

What to do with this Anxiety page

367 registered trials, 148 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 Anxiety condition card totals 367 registered trials; most-linked intervention Placebo; top US site state California. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.