Clinical trials
Phase 4 Pulmonary Arterial Hypertension trials in the United States
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
32 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2002 | 1 |
| 2004 | 1 |
| 2006 | 2 |
| 2007 | 3 |
| 2008 | 5 |
| 2010 | 3 |
| 2011 | 3 |
| 2012 | 2 |
| 2014 | 1 |
| 2015 | 2 |
| 2016 | 1 |
| 2017 | 2 |
| 2019 | 1 |
| 2021 | 2 |
| 2022 | 1 |
| 2024 | 1 |
| 2026 | 1 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 18 |
| Terminated | 9 |
| Withdrawn | 3 |
| Active, not recruiting | 1 |
| Recruiting | 1 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Actelion | 6 |
| United Therapeutics | 6 |
| Pfizer's Upjohn has merged with Mylan to form Viatris Inc. | 3 |
| Brigham and Women's Hospital | 2 |
| Bayer | 1 |
| Gilead Sciences | 1 |
| GlaxoSmithKline | 1 |
| Johns Hopkins University | 1 |
| Liquidia Technologies, Inc. | 1 |
| Lundquist Institute for Biomedical Innovation at Harbor-UCLA Medical Center | 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 |
|---|---|
| Pulmonary Arterial Hypertension | 32 |
| Hypertension, Pulmonary | 9 |
| Idiopathic Pulmonary Fibrosis | 2 |
| Lung Diseases, Interstitial | 2 |
| Connective Tissue Diseases | 1 |
| Dyspnea | 1 |
| Heart Failure | 1 |
| Respiratory Aspiration | 1 |
| Sarcoidosis | 1 |
| Scleroderma, Systemic | 1 |
Trials
Showing 1 to 25 of 32. Each trial links to its page on Pharma Observatory.
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.
Go deeper on Pharma Observatory
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