Clinical trials
Pulmonary Arterial Hypertension trials in the United States
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
309 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2002 | 2 |
| 2003 | 3 |
| 2004 | 5 |
| 2005 | 4 |
| 2006 | 12 |
| 2007 | 7 |
| 2008 | 19 |
| 2009 | 13 |
| 2010 | 23 |
| 2011 | 20 |
| 2012 | 14 |
| 2013 | 17 |
| 2014 | 10 |
| 2015 | 11 |
| 2016 | 13 |
| 2017 | 15 |
| 2018 | 13 |
| 2019 | 17 |
| 2020 | 9 |
| 2021 | 24 |
| 2022 | 12 |
| 2023 | 15 |
| 2024 | 12 |
| 2025 | 7 |
| 2026 | 12 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 176 |
| Terminated | 59 |
| Recruiting | 32 |
| Withdrawn | 16 |
| Active, not recruiting | 14 |
| Unknown status | 7 |
| Not yet recruiting | 3 |
| Enrolling by invitation | 2 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Actelion | 36 |
| United Therapeutics | 34 |
| Novartis Pharmaceuticals | 11 |
| Mayo Clinic | 8 |
| University of Pennsylvania | 8 |
| Vanderbilt University Medical Center | 8 |
| Lung Biotechnology PBC | 6 |
| Acceleron Pharma, Inc., a wholly-owned subsidiary of Merck & Co., Inc., Rahway, NJ USA | 5 |
| Bayer | 5 |
| Gilead Sciences | 5 |
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 |
|---|---|
| Pulmonary Arterial Hypertension | 309 |
| Hypertension, Pulmonary | 90 |
| Familial Primary Pulmonary Hypertension | 18 |
| Hypertension | 12 |
| Lung Diseases, Interstitial | 12 |
| Connective Tissue Diseases | 10 |
| Lung Diseases | 10 |
| Heart Failure | 8 |
| Idiopathic Pulmonary Fibrosis | 7 |
| Cardiovascular Diseases | 6 |
Trials
Showing 26 to 50 of 309. Each trial links to its page on Pharma Observatory.
209 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
Pharma Observatory connects clinical trials, sponsors, sites and investigators in one searchable platform.