Clinical trials
Observational Gastroesophageal Reflux trials
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
348 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 1 |
| 2001 | 1 |
| 2002 | 1 |
| 2003 | 2 |
| 2004 | 8 |
| 2005 | 5 |
| 2006 | 11 |
| 2007 | 20 |
| 2008 | 19 |
| 2009 | 19 |
| 2010 | 29 |
| 2011 | 12 |
| 2012 | 12 |
| 2013 | 8 |
| 2014 | 14 |
| 2015 | 11 |
| 2016 | 10 |
| 2017 | 15 |
| 2018 | 19 |
| 2019 | 12 |
| 2020 | 19 |
| 2021 | 21 |
| 2022 | 16 |
| 2023 | 16 |
| 2024 | 12 |
| 2025 | 17 |
| 2026 | 9 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 197 |
| Unknown status | 53 |
| Recruiting | 37 |
| Terminated | 23 |
| Active, not recruiting | 13 |
| Not yet recruiting | 9 |
| Enrolling by invitation | 7 |
| Withdrawn | 7 |
| Suspended | 2 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| AstraZeneca | 37 |
| Mayo Clinic | 11 |
| Midwest Biomedical Research | 7 |
| Assiut University | 5 |
| Massachusetts General Hospital | 5 |
| Asian Institute of Gastroenterology, India | 4 |
| Chinese University of Hong Kong | 4 |
| Guy's and St Thomas' NHS Foundation Trust | 4 |
| IRCCS San Raffaele | 4 |
| Johns Hopkins University | 4 |
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 |
|---|---|
| Gastroesophageal Reflux | 348 |
| Barrett Esophagus | 39 |
| Heartburn | 18 |
| Obesity | 17 |
| Hernia, Hiatal | 13 |
| Esophageal Neoplasms | 10 |
| Deglutition Disorders | 9 |
| Dyspepsia | 9 |
| Esophageal Achalasia | 9 |
| Esophagitis | 9 |
Trials
Showing 1 to 25 of 348. Each trial links to its page on Pharma Observatory.
248 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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