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Condition (MeSH)

Arterial Occlusive Diseases

ClinicalTrials.gov lists 8,239 trials for Arterial Occlusive Diseases or a narrower condition beneath it. National Heart, Lung, and Blood Institute (NHLBI) has the most among industry and government lead sponsors, with 133.

MeSH D001157 Cardiovascular Diseases C14
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Phase 1 Phase 1 258 Phase 1/2 Phase 1/2 107 Phase 2 Phase 2 438 Phase 2/3 Phase 2/3 115 Phase 3 Phase 3 514 Phase 4 Phase 4 927 Not applicable Not applicable 2,963 Observational Observational 2,907 Phase 1 Phase 1 258 Phase 1/2 Phase 1/2 107 Phase 2 Phase 2 438 Phase 2/3 Phase 2/3 115 Phase 3 Phase 3 514 Phase 4 Phase 4 927 Not applicable Not applicable 2,963 Observational Observational 2,907

Trials per phase (log scale)

1 more section with rows

222 of the 8,239 trials are tagged with Arterial Occlusive Diseases itself; the rest are tagged with a narrower condition beneath it.

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When did Arterial Occlusive Diseases 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. 20 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
  • Other (Expanded access)

Top of scale: 420

1990: 7 trials (Observational 5, Phase 3 1, Phase 2 1) 1991: 9 trials (Observational 8, Phase 4 1) 1992: 10 trials (Observational 9, Phase 3 1) 1993: 6 trials (Observational 3, Phase 4 1, Phase 2 1, Phase 1 1) 1994: 8 trials (Observational 6, Phase 3 1, Phase 2/3 1) 1995: 15 trials (Observational 9, Not applicable 3, Phase 3 2, Phase 2 1) 1996: 18 trials (Observational 9, Not applicable 4, Phase 4 1, Phase 3 3, Phase 2/3 1) 1997: 15 trials (Observational 7, Phase 4 2, Phase 3 3, Phase 2/3 1, Phase 2 2) 1998: 14 trials (Observational 7, Not applicable 2, Phase 4 1, Phase 3 4) 1999: 22 trials (Observational 6, Not applicable 3, Phase 4 2, Phase 3 4, Phase 2/3 1, Phase 2 4, Phase 1/2 1, Phase 1 1) 2000: 54 trials (Observational 26, Not applicable 10, Phase 4 2, Phase 3 8, Phase 2/3 2, Phase 2 3, Phase 1/2 2, Phase 1 1) 2001: 56 trials (Observational 26, Not applicable 5, Phase 4 5, Phase 3 8, Phase 2/3 1, Phase 2 10, Phase 1 1) 2002: 82 trials (Observational 17, Not applicable 16, Phase 4 15, Phase 3 13, Phase 2/3 4, Phase 2 11, Phase 1/2 2, Phase 1 4) 2003: 127 trials (Observational 38, Not applicable 14, Phase 4 20, Phase 3 33, Phase 2/3 3, Phase 2 9, Phase 1/2 5, Phase 1 5) 2004: 133 trials (Observational 32, Not applicable 21, Phase 4 28, Phase 3 24, Phase 2/3 9, Phase 2 10, Phase 1/2 3, Phase 1 6) 2005: 165 trials (Observational 36, Not applicable 33, Phase 4 37, Phase 3 28, Phase 2/3 3, Phase 2 21, Phase 1/2 2, Phase 1 5) 2006: 241 trials (Observational 62, Not applicable 49, Phase 4 54, Phase 3 24, Phase 2/3 3, Phase 2 27, Phase 1/2 4, Phase 1 18) 2007: 254 trials (Observational 72, Not applicable 61, Phase 4 41, Phase 3 22, Phase 2/3 7, Phase 2 23, Phase 1/2 5, Phase 1 23) 2008: 292 trials (Observational 90, Not applicable 78, Phase 4 53, Phase 3 21, Phase 2/3 9, Phase 2 22, Phase 1/2 7, Phase 1 12) 2009: 312 trials (Observational 94, Not applicable 82, Phase 4 57, Phase 3 29, Phase 2/3 9, Phase 2 19, Phase 1/2 11, Phase 1 11) 2010: 324 trials (Observational 122, Not applicable 85, Phase 4 59, Phase 3 16, Phase 2/3 5, Phase 2 16, Phase 1/2 8, Phase 1 13) 2011: 336 trials (Observational 103, Not applicable 105, Phase 4 48, Phase 3 33, Phase 2/3 8, Phase 2 25, Phase 1/2 8, Phase 1 6) 2012: 326 trials (Observational 113, Not applicable 95, Phase 4 51, Phase 3 19, Phase 2/3 3, Phase 2 27, Phase 1/2 4, Phase 1 14) 2013: 337 trials (Observational 108, Not applicable 116, Phase 4 41, Phase 3 24, Phase 2/3 8, Phase 2 25, Phase 1/2 2, Phase 1 13) 2014: 359 trials (Observational 130, Not applicable 135, Phase 4 51, Phase 3 10, Phase 2/3 3, Phase 2 17, Phase 1/2 4, Phase 1 9) 2015: 350 trials (Other 1, Observational 105, Not applicable 137, Phase 4 45, Phase 3 20, Phase 2/3 6, Phase 2 19, Phase 1/2 4, Phase 1 13) 2016: 369 trials (Observational 128, Not applicable 166, Phase 4 35, Phase 3 12, Phase 2/3 2, Phase 2 16, Phase 1/2 4, Phase 1 6) 2017: 385 trials (Observational 144, Not applicable 155, Phase 4 36, Phase 3 15, Phase 2/3 3, Phase 2 18, Phase 1/2 2, Phase 1 12) 2018: 399 trials (Observational 132, Not applicable 182, Phase 4 34, Phase 3 19, Phase 2/3 3, Phase 2 12, Phase 1/2 3, Phase 1 14) 2019: 371 trials (Observational 154, Not applicable 148, Phase 4 29, Phase 3 13, Phase 2/3 4, Phase 2 12, Phase 1/2 3, Phase 1 8) 2020: 378 trials (Observational 164, Not applicable 147, Phase 4 30, Phase 3 13, Phase 2/3 2, Phase 2 8, Phase 1/2 6, Phase 1 8) 2021: 409 trials (Observational 159, Not applicable 182, Phase 4 25, Phase 3 15, Phase 2/3 2, Phase 2 14, Phase 1/2 2, Phase 1 10) 2022: 420 trials (Observational 166, Not applicable 199, Phase 4 18, Phase 3 14, Phase 2 13, Phase 1 10) 2023: 413 trials (Observational 164, Not applicable 194, Phase 4 31, Phase 3 10, Phase 2/3 2, Phase 2 3, Phase 1/2 4, Phase 1 5) 2024: 398 trials (Observational 157, Not applicable 177, Phase 4 22, Phase 3 12, Phase 2/3 4, Phase 2 15, Phase 1/2 2, Phase 1 9) 2025: 374 trials (Observational 139, Not applicable 167, Phase 4 27, Phase 3 16, Phase 2/3 1, Phase 2 10, Phase 1/2 2, Phase 1 12)

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) 365
2025 374
2024 398
2023 413
2022 420
2021 409
2020 378
2019 371
2018 399
2017 385

Forecast of the full-year count, planned starts included, not rows of this table: about 420 trials starting in 2026 and about 390 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 570 trials still running at the 2026-10-09 snapshot; registered median of 26 months across 4,777 trials with a primary completion typed Actual. Source: ClinicalTrials.gov / AACT (CTTI), public domain.

What phase are Arterial Occlusive Diseases trials in? (9)

Shown in this order: phase order.

Show the trials by phase as a table
Trials by phase
Phase Trials
Phase 1 258
Phase 1/2 107
Phase 2 438
Phase 2/3 115
Phase 3 514
Phase 4 927
Not applicable 2,963
Observational 2,907
Expanded access 10

How many Arterial Occlusive Diseases trials are recruiting? (13)

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 354
Recruiting 867
Enrolling by invitation 56
Active, not recruiting 322
Available 2

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

Which lead sponsors run the most Arterial Occlusive Diseases trials? (6)

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) 133
Abbott Medical Devices 99
Boston Scientific Corporation 65
China National Center for Cardiovascular Diseases 59
Cordis US Corp. 54

Which drugs are being tested for Arterial Occlusive Diseases? (7)

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
ATORVASTATIN 77
ROSUVASTATIN 60
Ezetimibe 35
SIMVASTATIN 29
Cilostazol 29

Interventions as named in the registry (8)

Shown in this order: most trials first.

Interventions as named in the registry
Drug Trials
Clopidogrel 75 158
EC Aspirin 124
Ticagrelor (Brilique) 90 98
Prasugel 46
Colchicines 34

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 Arterial Occlusive Diseases 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
Surgical and medical procedures 12,403 9
Cardiac disorders 9,608 9
Angina pectoris 6,766 124
Angina unstable 5,520 97
Infections and infestations 5,254 11

Which publications cover Arterial Occlusive Diseases? (691)

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

Publications
Publication Journal Year Major topic
CORRECT RADIAL RCT. CORonaRy angiography and intErventions via distal vs proximal transradial aCcess-a randomized Trial of different RADIAL puncture sites. Clinical research in cardiology : official journal of the German Cardiac Society 2026 Yes
Distal access and procedural anticoagulation to prevent radial artery occlusion after coronary angiography - the randomised RAPID trial. EuroIntervention : journal of EuroPCR in collaboration with the Working Group on Interventional Cardiology of the European Society of Cardiology 2025 Yes
Noncontrast CT vs CT Perfusion Imaging in Patients With Basilar Artery Occlusion: Analysis of the ATTENTION and ATTENTION IA Trials. Neurology 2025 Yes
Incidence of Distal Radial Artery Occlusion and its Influencing Factors After Cardiovascular Intervention Via the Distal Transradial Access. Journal of endovascular therapy : an official journal of the International Society of Endovascular Specialists 2025 Yes
Spontaneous recanalization in acute large core ischemic stroke due to large vessel occlusion: a post-hoc analysis of the ANGEL-ASPECT trial. Journal of neurointerventional surgery 2025 Yes

Sub-conditions in MeSH (12)

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