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ClinicalTrials.gov 3 recruiting now early-phase tilt small index

Oppositional Defiant Disorder: early-phase trial registry

3 of 8 indexed Oppositional Defiant Disorder trials are currently recruiting, with more weight in Phase 1-2.

Corpus placement: #2,176 of 28,707 conditions by registered trial count.

8 US clinical trials · 3 currently recruiting · #2,176 of 28,707 conditions by registered trial count

Oppositional Defiant Disorder: 8 US clinical trials tracked, 3 recruiting.

Oppositional Defiant Disorder is the subject of 8 registered US clinical trials on ClinicalTrials.gov, 3 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 Florida International University, running 2 of these trials.

Enrollment posture brief

Registry condition oppositional-defiant-disorder

OPEN 3 | RECR 38% | LATE 0 | EARLY 1 | RANK #2176 | SPON 2

Nearest open-share peer: Acute-graft-versus-host Disease (38% recruiting · 8 trials)

Activity, Motor75%Achalasia50%Oppositional Defiant Dis (th…38%Abdominal Cancer25%Acne Scars - Mixed Atrophic 25%
Open-enrollment share among volume-matched conditions near Oppositional Defiant Disorder

Oppositional Defiant Disorder lists 3 open slots (38% of 8 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 Oppositional Defiant Disorder 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. Oppositional Defiant Disorder is recruiting below its size-band peers.

    3 of 8 indexed trials (37.5%) 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 Oppositional Defiant Disorder research.

    Florida International University accounts for 2 of 8 trials (25%). 6 distinct sponsors appear on at least one study for this condition label.

  3. Most Oppositional Defiant Disorder trials plan to enrol fewer than 100 people.

    Median target enrolment is 44 among the 8 trials that report a genuine target (sentinel values excluded). 6 of those (75%) plan for fewer than 100 participants.

  4. Oppositional Defiant Disorder research is mostly interventional.

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

Phase 11

Phase Distribution

PhaseTrial count
Phase 1 1

Named interventions

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

Community mental health consultation model program Behavioral
1 trials
MATCH BPT Program Behavioral
1 trials
Mindful Parenting Program Behavioral
1 trials
Internet-delivered PCIT (I-PCIT) Behavioral
1 trials
Standard Treatment Behavioral
1 trials
Reward-Emphasized Treatment Behavioral
1 trials
FamilyNet smart speaker/mobile application Behavioral
1 trials
Parent-Child Interaction Therapy (PCIT) Behavioral
1 trials

US sites by state

Facility locations filed on Oppositional Defiant Disorder trials. A trial with sites in several states counts in each.

Florida 4 trials
Oregon 1 trials
New York 1 trials
Minnesota 1 trials
Illinois 1 trials

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

What to do with this Oppositional Defiant Disorder page

8 registered trials, 3 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 Oppositional Defiant Disorder condition card totals 8 registered trials; most-linked intervention Community mental health consultation model program; top US site state Florida. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.