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Condition (MeSH)

Cardiovascular Abnormalities

ClinicalTrials.gov lists 2,675 trials for Cardiovascular Abnormalities or a narrower condition beneath it. National Heart, Lung, and Blood Institute (NHLBI) has the most among industry and government lead sponsors, with 23.

MeSH D018376 Cardiovascular Diseases C14 C16
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Phase 1 Phase 1 98 Phase 1/2 Phase 1/2 47 Phase 2 Phase 2 174 Phase 2/3 Phase 2/3 36 Phase 3 Phase 3 129 Phase 4 Phase 4 97 Not applicable Not applicable 887 Observational Observational 1,202 Phase 1 Phase 1 98 Phase 1/2 Phase 1/2 47 Phase 2 Phase 2 174 Phase 2/3 Phase 2/3 36 Phase 3 Phase 3 129 Phase 4 Phase 4 97 Not applicable Not applicable 887 Observational Observational 1,202

Trials per phase (log scale)

1 more section with rows

64 of the 2,675 trials are tagged with Cardiovascular Abnormalities itself; the rest are tagged with a narrower condition beneath it.

Get the Cardiovascular Abnormalities report as a PDF

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 Cardiovascular Abnormalities trials start? (37)

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. 7 trials are 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: 168

1990: 7 trials (Observational 4, Not applicable 1, Phase 3 1, Phase 2 1) 1991: 2 trials (Observational 1, Phase 2 1) 1992: 3 trials (Phase 4 1, Phase 3 1, Phase 2 1) 1993: 4 trials (Observational 2, Phase 4 1, Phase 3 1) 1994: 5 trials (Observational 4, Phase 1 1) 1995: 6 trials (Observational 4, Not applicable 1, Phase 2 1) 1996: 6 trials (Observational 3, Not applicable 1, Phase 4 1, Phase 3 1) 1997: 6 trials (Observational 4, Phase 3 1, Phase 2/3 1) 1998: 5 trials (Observational 4, Phase 3 1) 1999: 8 trials (Observational 5, Not applicable 1, Phase 3 1, Phase 2 1) 2000: 15 trials (Observational 7, Not applicable 3, Phase 4 1, Phase 3 2, Phase 1/2 1, Phase 1 1) 2001: 9 trials (Observational 4, Not applicable 1, Phase 4 1, Phase 3 2, Phase 2 1) 2002: 15 trials (Observational 10, Not applicable 1, Phase 3 3, Phase 1 1) 2003: 15 trials (Observational 5, Not applicable 2, Phase 3 3, Phase 2/3 1, Phase 2 3, Phase 1/2 1) 2004: 32 trials (Observational 15, Not applicable 5, Phase 4 2, Phase 3 4, Phase 2 4, Phase 1 2) 2005: 41 trials (Observational 20, Not applicable 9, Phase 4 4, Phase 3 2, Phase 2 3, Phase 1/2 1, Phase 1 2) 2006: 52 trials (Observational 22, Not applicable 10, Phase 4 2, Phase 3 8, Phase 2/3 2, Phase 2 3, Phase 1/2 3, Phase 1 2) 2007: 62 trials (Observational 28, Not applicable 18, Phase 4 4, Phase 3 5, Phase 2/3 1, Phase 2 4, Phase 1 2) 2008: 63 trials (Observational 22, Not applicable 16, Phase 4 5, Phase 3 4, Phase 2/3 3, Phase 2 5, Phase 1/2 4, Phase 1 4) 2009: 66 trials (Observational 26, Not applicable 19, Phase 4 7, Phase 3 3, Phase 2/3 1, Phase 2 7, Phase 1/2 2, Phase 1 1) 2010: 66 trials (Observational 35, Not applicable 14, Phase 4 1, Phase 3 4, Phase 2 8, Phase 1/2 3, Phase 1 1) 2011: 72 trials (Observational 23, Not applicable 24, Phase 4 4, Phase 3 3, Phase 2/3 1, Phase 2 8, Phase 1/2 2, Phase 1 7) 2012: 100 trials (Observational 44, Not applicable 37, Phase 4 5, Phase 3 6, Phase 2 5, Phase 1 3) 2013: 108 trials (Observational 51, Not applicable 26, Phase 4 4, Phase 3 7, Phase 2/3 1, Phase 2 14, Phase 1/2 1, Phase 1 4) 2014: 89 trials (Observational 43, Not applicable 21, Phase 4 5, Phase 3 3, Phase 2/3 3, Phase 2 7, Phase 1/2 1, Phase 1 6) 2015: 138 trials (Observational 65, Not applicable 40, Phase 4 4, Phase 3 6, Phase 2 15, Phase 1 8) 2016: 128 trials (Observational 49, Not applicable 49, Phase 4 6, Phase 3 6, Phase 2/3 3, Phase 2 10, Phase 1 5) 2017: 136 trials (Observational 59, Not applicable 48, Phase 4 4, Phase 3 9, Phase 2/3 4, Phase 2 7, Phase 1/2 1, Phase 1 4) 2018: 155 trials (Observational 75, Not applicable 54, Phase 4 4, Phase 3 1, Phase 2/3 2, Phase 2 7, Phase 1/2 4, Phase 1 8) 2019: 139 trials (Observational 67, Not applicable 49, Phase 4 2, Phase 3 2, Phase 2/3 2, Phase 2 8, Phase 1/2 3, Phase 1 6) 2020: 148 trials (Observational 81, Not applicable 43, Phase 4 3, Phase 3 6, Phase 2/3 1, Phase 2 8, Phase 1 6) 2021: 146 trials (Observational 69, Not applicable 54, Phase 4 5, Phase 3 4, Phase 2/3 3, Phase 2 5, Phase 1/2 1, Phase 1 5) 2022: 165 trials (Observational 77, Not applicable 63, Phase 4 4, Phase 3 5, Phase 2/3 2, Phase 2 8, Phase 1/2 3, Phase 1 3) 2023: 154 trials (Observational 65, Not applicable 68, Phase 4 2, Phase 3 5, Phase 2/3 2, Phase 2 4, Phase 1/2 3, Phase 1 5) 2024: 152 trials (Observational 63, Not applicable 62, Phase 4 3, Phase 3 7, Phase 2 8, Phase 1/2 5, Phase 1 4) 2025: 168 trials (Observational 73, Not applicable 70, Phase 4 6, Phase 3 3, Phase 2/3 1, Phase 2 8, Phase 1/2 3, Phase 1 4)

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) 158
2025 168
2024 152
2023 154
2022 165
2021 146
2020 148
2019 139
2018 155
2017 136

Forecast of the full-year count, planned starts included, not rows of this table: about 180 trials starting in 2026 and about 170 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 13 percent and ran about 12 percent low against the count later registered; forecasts made before the year began were off by about 19 percent and ran about 17 percent low against the count later registered, and had about the same error as repeating last year's count. 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 172 trials still running at the 2026-10-09 snapshot; registered median of 28 months across 1,488 trials with a primary completion typed Actual. Source: ClinicalTrials.gov / AACT (CTTI), public domain.

What phase are Cardiovascular Abnormalities trials in? (9)

Shown in this order: phase order.

Show the trials by phase as a table
Trials by phase
Phase Trials
Phase 1 98
Phase 1/2 47
Phase 2 174
Phase 2/3 36
Phase 3 129
Phase 4 97
Not applicable 887
Observational 1,202
Expanded access 5

How many Cardiovascular Abnormalities trials are recruiting? (12)

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 149
Recruiting 394
Enrolling by invitation 43
Active, not recruiting 106
Available 1

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

Which lead sponsors run the most Cardiovascular Abnormalities trials? (2)

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) 23
Abbott Medical Devices 18

Which drugs are being tested for Cardiovascular Abnormalities? (5)

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
DEXMEDETOMIDINE 15
Sirolimus 11
LUM001 10
SILDENAFIL 9
.spironolactone 7

Interventions as named in the registry (10)

Shown in this order: most trials first.

Interventions as named in the registry
Drug Trials
somatropin AQ 32
A3: Acetaminophen (Tylenol caplets®, from Janssen-Cilag, S.A. de C.V.) 27
Ibuprofen 2% 22
Bevacizumab 1 13
Indomethacin SR 13

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 Cardiovascular Abnormalities 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
Arteriovenous fistula site complication 217 4
Cardiac general 208 2
Arteriovenous Fistula Site Complication 193 3
PNEUMONIA 178 3
Pneumonia 171 38

Which publications cover Cardiovascular Abnormalities? (38)

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

Sub-conditions in MeSH (2)

MeSH descendants one level down with at least one trial, most trials first.

Not on this page

Not measured: delivery record.

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

Browse all condition evidence pages