Clinical trials
Observational Heart Failure trials
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
1,823 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 8 |
| 2001 | 9 |
| 2002 | 11 |
| 2003 | 15 |
| 2004 | 24 |
| 2005 | 28 |
| 2006 | 35 |
| 2007 | 54 |
| 2008 | 50 |
| 2009 | 54 |
| 2010 | 53 |
| 2011 | 61 |
| 2012 | 65 |
| 2013 | 64 |
| 2014 | 85 |
| 2015 | 87 |
| 2016 | 82 |
| 2017 | 76 |
| 2018 | 85 |
| 2019 | 80 |
| 2020 | 96 |
| 2021 | 118 |
| 2022 | 119 |
| 2023 | 132 |
| 2024 | 104 |
| 2025 | 109 |
| 2026 | 81 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 872 |
| Unknown status | 369 |
| Recruiting | 274 |
| Active, not recruiting | 75 |
| Terminated | 73 |
| Not yet recruiting | 69 |
| Withdrawn | 50 |
| Enrolling by invitation | 36 |
| Suspended | 5 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Abbott Medical Devices | 39 |
| National Heart, Lung, and Blood Institute (NHLBI) | 28 |
| Medtronic Cardiac Rhythm and Heart Failure | 26 |
| Boston Scientific Corporation | 25 |
| AstraZeneca | 21 |
| Mayo Clinic | 19 |
| University College, London | 18 |
| Biotronik SE & Co. KG | 16 |
| Medtronic | 15 |
| Assiut University | 14 |
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 |
|---|---|
| Heart Failure | 1,823 |
| Cardiovascular Diseases | 128 |
| Heart Diseases | 90 |
| Atrial Fibrillation | 84 |
| Myocardial Infarction | 83 |
| Arrhythmias, Cardiac | 80 |
| Cardiomyopathies | 76 |
| Hypertension | 69 |
| Pulmonary Disease, Chronic Obstructive | 68 |
| Diabetes Mellitus | 62 |
Trials
Showing 76 to 100 of 1,823. Each trial links to its page on Pharma Observatory.
1,723 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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