Clinical trials
Withdrawn Vitamin D Deficiency trials
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
24 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2007 | 1 |
| 2008 | 2 |
| 2009 | 6 |
| 2010 | 1 |
| 2011 | 2 |
| 2012 | 1 |
| 2015 | 3 |
| 2016 | 3 |
| 2017 | 2 |
| 2020 | 1 |
| 2021 | 1 |
| 2022 | 1 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Withdrawn | 24 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Massachusetts General Hospital | 2 |
| Avera McKennan Hospital & University Health Center | 1 |
| Brigham and Women's Hospital | 1 |
| Cedars-Sinai Medical Center | 1 |
| Children's Hospital of Philadelphia | 1 |
| Columbia University | 1 |
| Creighton University | 1 |
| FDA Office of Orphan Products Development | 1 |
| IVI Madrid | 1 |
| Indiana University | 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 | 24 |
| Obesity | 2 |
| Osteoporosis | 2 |
| Anemia | 1 |
| Arthritis, Rheumatoid | 1 |
| Bone Diseases, Metabolic | 1 |
| Cardiovascular Diseases | 1 |
| Chronic Kidney Disease-Mineral and Bone Disorder | 1 |
| Cognition Disorders | 1 |
| Cross Infection | 1 |
Trials
Showing 76 to 24 of 24. 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.
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