Clinical trials
Arrhythmias, Cardiac trials
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
1,048 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 2 |
| 2001 | 9 |
| 2002 | 6 |
| 2003 | 10 |
| 2004 | 12 |
| 2005 | 17 |
| 2006 | 19 |
| 2007 | 24 |
| 2008 | 23 |
| 2009 | 22 |
| 2010 | 25 |
| 2011 | 34 |
| 2012 | 35 |
| 2013 | 39 |
| 2014 | 32 |
| 2015 | 39 |
| 2016 | 38 |
| 2017 | 52 |
| 2018 | 48 |
| 2019 | 50 |
| 2020 | 71 |
| 2021 | 76 |
| 2022 | 67 |
| 2023 | 81 |
| 2024 | 71 |
| 2025 | 55 |
| 2026 | 49 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 540 |
| Unknown status | 195 |
| Recruiting | 138 |
| Terminated | 50 |
| Not yet recruiting | 49 |
| Withdrawn | 33 |
| Active, not recruiting | 31 |
| Enrolling by invitation | 10 |
| Suspended | 1 |
| Available | 1 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Abbott Medical Devices | 34 |
| National Heart, Lung, and Blood Institute (NHLBI) | 27 |
| Medtronic Cardiac Rhythm and Heart Failure | 24 |
| Boston Scientific Corporation | 15 |
| University of California, San Diego | 12 |
| Biosense Webster, Inc. | 11 |
| Mayo Clinic | 11 |
| Assiut University | 10 |
| Biotronik SE & Co. KG | 9 |
| Rigshospitalet, Denmark | 9 |
Top conditions
MeSH conditions the trials were registered with, not their broader categories. A condition with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Arrhythmias, Cardiac | 1,048 |
| Atrial Fibrillation | 309 |
| Heart Failure | 132 |
| Cardiovascular Diseases | 120 |
| Heart Diseases | 120 |
| Death, Sudden, Cardiac | 72 |
| Tachycardia, Ventricular | 72 |
| Bradycardia | 54 |
| Stroke | 43 |
| Atrial Flutter | 42 |
Trials
Showing 1 to 25 of 1,048. Each trial links to its page on Pharma Observatory.
948 more trials match. See them on Pharma Observatory
Recently changed trials
Changes observed in the last 7 days, newest first, site-count changes left out. Source: ClinicalTrials.gov.
Go deeper on Pharma Observatory
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