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Condition (MeSH)

Death, Sudden, Cardiac

ClinicalTrials.gov lists 363 trials for Death, Sudden, Cardiac or a narrower condition beneath it. National Heart, Lung, and Blood Institute (NHLBI) has the most among industry and government lead sponsors, with 14.

MeSH D016757 Cardiovascular Diseases C14 C23
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Phase 1 Phase 1 5 Phase 1/2 Phase 1/2 2 Phase 2 Phase 2 8 Phase 2/3 Phase 2/3 1 Phase 3 Phase 3 21 Phase 4 Phase 4 11 Not applicable Not applicable 102 Observational Observational 213 Phase 1 Phase 1 5 Phase 1/2 Phase 1/2 2 Phase 2 Phase 2 8 Phase 2/3 Phase 2/3 1 Phase 3 Phase 3 21 Phase 4 Phase 4 11 Not applicable Not applicable 102 Observational Observational 213

Trials per phase (log scale)

363 of the 363 trials are tagged with Death, Sudden, Cardiac itself; the rest are tagged with a narrower condition beneath it.

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The PDF carries up to 50 rows of each section, where the page shows the first few, with the sources listed. Enter a work email and confirm it from the message we send, and the report follows by email.

When did Death, Sudden, Cardiac trials start? (36)

Shown in this order: most recent first, 1990 onwards. 2026 is partial: trials registered with a 2026 start date so far, not a full year. 1 trial is registered to start in 2027 or later, and not listed here.

Trials over time, by phase

  • Phase 1
  • Phase 1/2
  • Phase 2
  • Phase 2/3
  • Phase 3
  • Phase 4
  • Not applicable
  • Observational

Top of scale: 27

1990: 1 trials (Observational 1) 1991: 1 trials (Phase 3 1) 1992: 3 trials (Observational 1, Phase 3 2) 1993: 2 trials (Observational 2) 1994: 2 trials (Observational 2) 1996: 2 trials (Observational 1, Phase 4 1) 1997: 3 trials (Observational 2, Phase 3 1) 1998: 1 trials (Observational 1) 1999: 3 trials (Observational 1, Phase 3 1, Phase 1 1) 2000: 1 trials (Observational 1) 2001: 2 trials (Observational 2) 2002: 4 trials (Observational 2, Not applicable 1, Phase 3 1) 2003: 12 trials (Observational 8, Not applicable 3, Phase 4 1) 2004: 2 trials (Observational 2) 2005: 6 trials (Observational 5, Not applicable 1) 2006: 8 trials (Observational 2, Not applicable 2, Phase 4 1, Phase 3 1, Phase 2 1, Phase 1 1) 2007: 18 trials (Observational 9, Not applicable 5, Phase 4 1, Phase 3 1, Phase 2 1, Phase 1/2 1) 2008: 17 trials (Observational 7, Not applicable 3, Phase 4 3, Phase 3 3, Phase 2/3 1) 2009: 11 trials (Observational 7, Not applicable 3, Phase 3 1) 2010: 14 trials (Observational 12, Not applicable 1, Phase 2 1) 2011: 10 trials (Observational 7, Not applicable 1, Phase 4 1, Phase 2 1) 2012: 12 trials (Observational 8, Not applicable 3, Phase 3 1) 2013: 16 trials (Observational 10, Not applicable 4, Phase 2 1, Phase 1 1) 2014: 21 trials (Observational 10, Not applicable 10, Phase 3 1) 2015: 8 trials (Observational 5, Not applicable 2, Phase 1 1) 2016: 16 trials (Observational 8, Not applicable 7, Phase 4 1) 2017: 16 trials (Observational 9, Not applicable 6, Phase 2 1) 2018: 18 trials (Observational 13, Not applicable 5) 2019: 17 trials (Observational 9, Not applicable 8) 2020: 11 trials (Observational 5, Not applicable 5, Phase 3 1) 2021: 27 trials (Observational 17, Not applicable 7, Phase 3 2, Phase 2 1) 2022: 8 trials (Observational 4, Not applicable 4) 2023: 19 trials (Observational 13, Not applicable 4, Phase 4 1, Phase 1 1) 2024: 10 trials (Observational 6, Not applicable 3, Phase 1/2 1) 2025: 22 trials (Observational 13, Not applicable 7, Phase 4 1, Phase 2 1)

Trials registered with a start date in each year, 1990 onward, stacked by phase (complete years only; the current partial year is in the table's notes). The table below lists the same counts, most recent years first.

Trials started per year
Year Trials started
2026 (partial year) 10
2025 22
2024 10
2023 19
2022 8
2021 27
2020 11
2019 17
2018 18
2017 16

Forecast of the full-year count, planned starts included, not rows of this table: about 14 trials starting in 2026 and about 17 in 2027, the average of the 24 months through September, counted as registered and carried forward. The rows of this table count trials registered so far with a start date in the year, planned starts included; the forecast looks ahead to the count for the whole year, so it is not the same measure. In backtests on conditions of this size, forecasts made part-way through the year were typically off by about 28 percent and ran about 20 percent low against the count later registered; forecasts made before the year began were off by about 39 percent and ran about 37 percent low against the count later registered. These figures rest on a few years of history (target years from 2018 to 2025, varying by figure), place each condition as it is mapped today rather than as it was then, and score against a count for the newest year that was still being revised. Only condition series were scored.

Prediction, not a registry value: median of 36 months from start to primary completion across 20 trials still running at the 2026-10-09 snapshot; registered median of 35 months across 193 trials with a primary completion typed Actual. Source: ClinicalTrials.gov / AACT (CTTI), public domain.

What phase are Death, Sudden, Cardiac trials in? (8)

Shown in this order: phase order.

Show the trials by phase as a table
Trials by phase
Phase Trials
Phase 1 5
Phase 1/2 2
Phase 2 8
Phase 2/3 1
Phase 3 21
Phase 4 11
Not applicable 102
Observational 213

How many Death, Sudden, Cardiac trials are recruiting? (8)

Shown in this order: the order a trial moves through, from not yet recruiting to unknown.

Trials by recruitment status
Status Trials
Not yet recruiting 11
Recruiting 51
Enrolling by invitation 7
Active, not recruiting 14
Completed 184

Status as registered on ClinicalTrials.gov. Each trial is counted once.

Which lead sponsors run the most Death, Sudden, Cardiac trials? (7)

Shown in this order: most trials first. Lead sponsors the registry classes as industry, NIH, US federal, other government or network. A hospital or university the registry files as government can appear here. Sponsors it classes as academic or other are shown on the full page, because that class cannot separate an institution from a named investigator.

Lead sponsors
Sponsor Trials
National Heart, Lung, and Blood Institute (NHLBI) 14
Abbott Medical Devices 8
Zoll Medical Corporation 7
Boston Scientific Corporation 6
Medtronic Cardiac Rhythm and Heart Failure 6

Which drugs are being tested for Death, Sudden, Cardiac? (3)

Shown in this order: most trials first. One row per drug, matched to a single molecule under all its names, ranked by number of trials.

Drugs tested
Drug Trials
Domperidone 3
Sotalol 2
Eleclazine 2

Interventions as named in the registry (12)

Shown in this order: most trials first.

Interventions as named in the registry
Drug Trials
Optimal Medical Therapy 4
Epinephrin 3
amiodarone amiodarone 3
Metoprolol XL 2
Blood Sampling 2

These are the names sponsors entered on ClinicalTrials.gov that we have not matched to a single molecule. Some are drugs under a brand or code name; others are procedures, doses or arm labels.

Which serious adverse events do Death, Sudden, Cardiac trials report? (10)

Shown in this order: most subjects affected first. Subjects affected summed across trials, a cross-trial signal, not a rate.

Serious adverse events in this condition's trials
Adverse event Subjects affected Trials
death 1,466 2
CHD hospitalization, 1st event post-randomization 728 1
re-arrest 345 1
Multiple heart failure symptoms 338 2
SAE-serious adverse events 279 1

Which publications cover Death, Sudden, Cardiac? (985)

Shown in this order: major-topic papers first, then newest, then most linked to trials.

Not on this page

Not measured: delivery record.

Checked, with nothing recorded for this condition: prevalence, rare-disease identity, and sub-conditions in mesh.

Browse all condition evidence pages