Clinical trials
Vitamin A Deficiency trials in the United States with no applicable phase
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
5 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2008 | 1 |
| 2014 | 1 |
| 2016 | 1 |
| 2025 | 1 |
| 2026 | 1 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 2 |
| Recruiting | 2 |
| Not yet recruiting | 1 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| MD Stem Cells | 1 |
| USDA, Western Human Nutrition Research Center | 1 |
| University of Minnesota | 1 |
| University of Mississippi Medical Center | 1 |
| University of Wisconsin, Madison | 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 A Deficiency | 5 |
| Blindness | 1 |
| Cone Dystrophy | 1 |
| Cone-Rod Dystrophies | 1 |
| Eye Diseases | 1 |
| Geographic Atrophy | 1 |
| Glaucoma | 1 |
| Macular Degeneration | 1 |
| Migraine Disorders | 1 |
| Neuromyelitis Optica | 1 |
Trials
Showing 1 to 5 of 5. 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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