Clinical trials
Vitamin B 12 Deficiency trials with no applicable phase
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
34 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2004 | 2 |
| 2006 | 1 |
| 2008 | 2 |
| 2009 | 2 |
| 2010 | 2 |
| 2011 | 1 |
| 2012 | 2 |
| 2014 | 3 |
| 2015 | 1 |
| 2017 | 1 |
| 2018 | 1 |
| 2019 | 2 |
| 2020 | 1 |
| 2021 | 1 |
| 2022 | 2 |
| 2023 | 5 |
| 2024 | 2 |
| 2025 | 2 |
| 2026 | 1 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 28 |
| Unknown status | 5 |
| Not yet recruiting | 1 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Haukeland University Hospital | 3 |
| Liaquat University of Medical & Health Sciences | 2 |
| USDA, Western Human Nutrition Research Center | 2 |
| University of British Columbia | 2 |
| University of California, Davis | 2 |
| Cornell University | 1 |
| Emisphere Technologies, Inc. | 1 |
| Federal University of Paraíba | 1 |
| Fu Jen Catholic University | 1 |
| Gerencia de Atención Primaria, Madrid | 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 B 12 Deficiency | 34 |
| Folic Acid Deficiency | 6 |
| Anemia | 5 |
| Diabetes Mellitus, Type 2 | 3 |
| Anemia, Iron-Deficiency | 2 |
| Hyperhomocysteinemia | 2 |
| Iron Deficiencies | 2 |
| Vitamin A Deficiency | 2 |
| Vitamin D Deficiency | 2 |
| Achlorhydria | 1 |
Trials
Showing 26 to 34 of 34. 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.
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