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ClinicalTrials.gov 6 recruiting now later-stage tilt small index

Opioid Overdose: later-stage trial registry

6 of 9 indexed Opioid Overdose trials are currently recruiting, with more weight in Phase 3-4.

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

9 US clinical trials · 6 currently recruiting · #1,916 of 28,707 conditions by registered trial count

Opioid Overdose: 9 US clinical trials tracked, 6 recruiting.

Opioid Overdose is the subject of 9 registered US clinical trials on ClinicalTrials.gov, 6 of them currently open to new participants. 2 are in Phase 3-4 (later-stage) and 1 in Phase 1-2 (earlier-stage). The most active sponsor is Kaiser Permanente, running 1 of these trials.

Enrollment posture brief

Registry condition opioid-overdose

OPEN 6 | RECR 67% | LATE 2 | EARLY 1 | RANK #1916 | SPON 1

Nearest open-share peer: Acute Hypoxemic Respiratory Failure (67% recruiting · 6 trials)

Opioid Overdose (this)67%Acute Lymphoblastic Leukemia55.6%Acute Respiratory Distress S55.6%Acute Otitis Media22.2%Acute Heart Failure11.1%
Open-enrollment share among volume-matched conditions near Opioid Overdose

Opioid Overdose lists 6 open slots (67% 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 Opioid Overdose 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. Opioid Overdose is recruiting above its size-band peers.

    6 of 9 indexed trials (66.7%) 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 Opioid Overdose trials is spread across many organizations.

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

  3. Typical Opioid Overdose enrolment sits around 250 participants.

    Median target enrolment is 250 among the 9 trials that report a genuine target (sentinel values excluded). 3 of those (33.3%) plan for fewer than 100 participants.

  4. Opioid Overdose splits between interventional and observational designs.

    6 interventional and 3 observational studies make up this index (66.7% interventional). Study type is sponsor-reported on ClinicalTrials.gov.

Phase 11Phase 42

Phase Distribution

PhaseTrial count
Phase 1 1
Phase 4 2

Named interventions

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

Trachea Sound Sensor (TSS) Device
1 trials
Non-active opioid overdose response training Behavioral
1 trials
Opioid Rapid Resonse System (ORRS) training Behavioral
1 trials
No intervention, observational retrospective study Other
1 trials
Referral to Medication Management Behavioral
1 trials
Support Group Behavioral
1 trials
Peer Recovery Support Services Behavioral
1 trials
Individual Counseling Behavioral
1 trials

US sites by state

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

Pennsylvania 2 trials
Colorado 2 trials
Texas 1 trials
New York 1 trials
Connecticut 1 trials
California 1 trials
Alabama 1 trials

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

What to do with this Opioid Overdose page

9 registered trials, 6 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 Opioid Overdose condition card totals 9 registered trials; most-linked intervention Trachea Sound Sensor (TSS); top US site state Pennsylvania. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.