Clinical trials
Phase 3 Vitamin D Deficiency trials in the United States
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
17 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2004 | 1 |
| 2006 | 1 |
| 2007 | 1 |
| 2008 | 2 |
| 2010 | 2 |
| 2011 | 2 |
| 2012 | 2 |
| 2013 | 1 |
| 2014 | 2 |
| 2016 | 1 |
| 2017 | 1 |
| 2023 | 1 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 14 |
| Terminated | 2 |
| Withdrawn | 1 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Massachusetts General Hospital | 3 |
| Medical University of South Carolina | 3 |
| OPKO IP Holdings II, Inc. | 2 |
| Children's Hospital Medical Center, Cincinnati | 1 |
| OPKO Health, Inc. | 1 |
| Thomas Jefferson University | 1 |
| University of Colorado, Denver | 1 |
| University of Massachusetts, Worcester | 1 |
| University of Miami | 1 |
| University of Missouri, Kansas City | 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 |
|---|---|
| Vitamin D Deficiency | 17 |
| Hyperparathyroidism, Secondary | 4 |
| Renal Insufficiency, Chronic | 4 |
| Hyperparathyroidism | 2 |
| Kidney Diseases | 2 |
| Kidney Failure, Chronic | 2 |
| Parathyroid Diseases | 2 |
| Renal Insufficiency | 2 |
| Coronary Artery Disease | 1 |
| Critical Illness | 1 |
Trials
Showing 1 to 17 of 17. 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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