Clinical trials
Observational Syncope, Vasovagal trials
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
29 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2003 | 2 |
| 2010 | 2 |
| 2011 | 1 |
| 2012 | 1 |
| 2014 | 2 |
| 2015 | 1 |
| 2016 | 1 |
| 2017 | 1 |
| 2019 | 1 |
| 2022 | 3 |
| 2023 | 1 |
| 2024 | 7 |
| 2025 | 3 |
| 2026 | 1 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 13 |
| Recruiting | 6 |
| Active, not recruiting | 4 |
| Unknown status | 3 |
| Not yet recruiting | 2 |
| Terminated | 1 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Istituto Auxologico Italiano | 4 |
| National Institute of Neurological Disorders and Stroke (NINDS) | 4 |
| Boston Scientific Corporation | 3 |
| Abbott Medical Devices | 2 |
| Jordan Collaborating Cardiology Group | 2 |
| Azienda Ospedaliera di Bolzano | 1 |
| Biotronik SE & Co. KG | 1 |
| CES University | 1 |
| Daegu Catholic University Medical Center | 1 |
| Federal University of Piaui | 1 |
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 |
|---|---|
| Syncope, Vasovagal | 29 |
| Syncope | 10 |
| Atrioventricular Block | 5 |
| Autonomic Nervous System Diseases | 5 |
| Bradycardia | 4 |
| Hypotension, Orthostatic | 4 |
| Postural Orthostatic Tachycardia Syndrome | 4 |
| Arrhythmias, Cardiac | 3 |
| Heart Arrest | 3 |
| Acanthosis Nigricans | 1 |
Trials
Showing 76 to 29 of 29. Each trial links to its page on Pharma Observatory.
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Recently changed trials
Changes observed in the last 7 days, newest first, site-count changes left out. Source: ClinicalTrials.gov.
No changes to these trials in the last 7 days.
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