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ClinicalTrials.gov 5 recruiting now later-stage tilt small index

Sudden Cardiac Death: later-stage trial registry

5 of 10 indexed Sudden Cardiac Death trials are currently recruiting, with more weight in Phase 3-4.

Corpus placement: #1,724 of 28,707 conditions by registered trial count.

10 US clinical trials · 5 currently recruiting · #1,724 of 28,707 conditions by registered trial count

Sudden Cardiac Death: 10 US clinical trials tracked, 5 recruiting.

Sudden Cardiac Death is the subject of 10 registered US clinical trials on ClinicalTrials.gov, 5 of them currently open to new participants. 3 are in Phase 3-4 (later-stage) and 0 in Phase 1-2 (earlier-stage). The most active sponsor is Abbott Medical Devices, running 2 of these trials.

Enrollment posture brief

Registry condition sudden-cardiac-death

OPEN 5 | RECR 50% | LATE 3 | EARLY 0 | RANK #1724 | SPON 2

Nearest open-share peer: Abdominal Aortic Aneurysms (50% recruiting · 6 trials)

Acute Leukemia of Ambiguous 80%Sudden Cardiac Death (this)50%Achondroplasia40%Accelerated Phase Chronic My20%Accidental Fall20%
Open-enrollment share among volume-matched conditions near Sudden Cardiac Death

Sudden Cardiac Death lists 5 open slots (50% of 10 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 Sudden Cardiac Death 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. Sudden Cardiac Death is recruiting above its size-band peers.

    5 of 10 indexed trials (50%) 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 Sudden Cardiac Death research.

    Abbott Medical Devices accounts for 2 of 10 trials (20%). 9 distinct sponsors appear on at least one study for this condition label.

  3. Typical Sudden Cardiac Death enrolment sits around 1,000 participants.

    Median target enrolment is 1,000 among the 10 trials that report a genuine target (sentinel values excluded). 1 of those (10%) plan for fewer than 100 participants.

  4. Sudden Cardiac Death research leans observational.

    4 interventional and 6 observational studies make up this index (40% interventional). Study type is sponsor-reported on ClinicalTrials.gov.

Phase 43

Open and recent trials

10 total, page 1 of 1

RECRUITING Phase 4 2,000 participants

Comparative Effectiveness of Carvedilol Versus Metoprolol Succinate in Heart Failure Patients With an Implantable Cardioverter Defibrillator

University of Rochester

NCT06964464

RECRUITING NA 1,058 participants

Programmed Ventricular Stimulation to Risk Stratify for Early Cardioverter-Defibrillator (ICD) Implantation to Prevent Tachyarrhythmias Following Acute Myocardial Infarction (PROTECT-ICD)

Western Sydney Local Health District

NCT03588286

RECRUITING 1,000 participants

Mayo AVC Registry and Biobank

Mayo Clinic

NCT03049254

RECRUITING 400 participants

Imaging Techniques for Identifying Factors of Sudden Cardiac Death Risk

Johns Hopkins University

NCT00181233

RECRUITING 135 participants

Observational Study of Cardiac Arrhythmias During Treatment With BTK Inhibitors or Venetoclax

National Heart, Lung, and Blood Institute (NHLBI)

NCT05724121

ACTIVE NOT RECRUITING 5,764 participants

PRE-DETERMINE Cohort Study

Brigham and Women's Hospital

NCT01114269

COMPLETED 1,701 participants

SJ4 Post Approval Study in Implantable Cardioverter-Defibrillator and Cardiac Resynchronization Therapy Defibrillator Patients

Abbott Medical Devices

NCT00940888

COMPLETED 448 participants

Arrhythmias in Myotonic Muscular Dystrophy

Indiana University School of Medicine

NCT00622453

COMPLETED Phase 4 198 participants

Predictive Risk Stratification Through T Variability in ICD Patients Without Pacing Indications

LivaNova

NCT00560768

COMPLETED Phase 4 77 participants

'Effect of CRT on Defibrillation Threshold Estimates' Study

Abbott Medical Devices

NCT00626093

Phase Distribution

PhaseTrial count
Phase 4 3

Named interventions

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

SJ4 connector and RV high voltage SJ4 lead Device
1 trials
Ovatio VR 6250 or DR6550 Device
1 trials
Cardiac Resynchronization Therapy - Defibrillator (CRT-D) Device
1 trials
Screening Other
1 trials
Cardiac Magnetic Resonance (CMR) Procedure
1 trials
Electrophysiology study (EPS) Procedure
1 trials
Carvedilol Drug
1 trials
Metoprolol Succinate Drug
1 trials

US sites by state

Facility locations filed on Sudden Cardiac Death trials. A trial with sites in several states counts in each.

Georgia 3 trials
California 3 trials
Ohio 2 trials
Maryland 2 trials
Colorado 2 trials
Arizona 2 trials
Wisconsin 1 trials
Virginia 1 trials

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

What to do with this Sudden Cardiac Death page

10 registered trials, 5 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 Sudden Cardiac Death condition card totals 10 registered trials; most-linked intervention SJ4 connector and RV high voltage SJ4 lead; top US site state Georgia. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.