Clinical trials
Observational Bradycardia trials
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
126 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 1 |
| 2002 | 1 |
| 2003 | 1 |
| 2004 | 2 |
| 2005 | 2 |
| 2006 | 4 |
| 2007 | 3 |
| 2008 | 3 |
| 2009 | 5 |
| 2010 | 2 |
| 2011 | 8 |
| 2012 | 5 |
| 2013 | 7 |
| 2014 | 3 |
| 2015 | 4 |
| 2016 | 3 |
| 2017 | 5 |
| 2018 | 8 |
| 2019 | 3 |
| 2020 | 8 |
| 2021 | 9 |
| 2022 | 10 |
| 2023 | 7 |
| 2024 | 7 |
| 2025 | 4 |
| 2026 | 6 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 69 |
| Recruiting | 22 |
| Unknown status | 19 |
| Active, not recruiting | 7 |
| Not yet recruiting | 3 |
| Terminated | 3 |
| Withdrawn | 2 |
| Enrolling by invitation | 1 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Abbott Medical Devices | 16 |
| Medtronic Cardiac Rhythm and Heart Failure | 13 |
| Boston Scientific Corporation | 8 |
| Medtronic | 8 |
| Biotronik SE & Co. KG | 5 |
| Alaska Blind Child Discovery | 3 |
| IRCCS Azienda Ospedaliero-Universitaria di Bologna | 3 |
| MicroPort CRM | 3 |
| Azienda Ospedaliera Cardinale G. Panico | 2 |
| Guidant Corporation | 2 |
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 |
|---|---|
| Bradycardia | 126 |
| Arrhythmias, Cardiac | 26 |
| Heart Failure | 20 |
| Tachycardia | 20 |
| Atrial Fibrillation | 14 |
| Atrioventricular Block | 10 |
| Sick Sinus Syndrome | 10 |
| Syncope | 10 |
| Heart Block | 7 |
| Tachycardia, Ventricular | 7 |
Trials
Showing 1 to 25 of 126. Each trial links to its page on Pharma Observatory.
26 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.
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