Clinical trials
Vaso-Occlusive Crises trials in the United States
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
59 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 1 |
| 2001 | 1 |
| 2004 | 2 |
| 2005 | 2 |
| 2006 | 1 |
| 2007 | 2 |
| 2009 | 1 |
| 2010 | 2 |
| 2011 | 2 |
| 2012 | 2 |
| 2013 | 3 |
| 2015 | 5 |
| 2016 | 2 |
| 2017 | 1 |
| 2018 | 4 |
| 2019 | 2 |
| 2020 | 1 |
| 2021 | 5 |
| 2022 | 7 |
| 2023 | 2 |
| 2024 | 3 |
| 2025 | 2 |
| 2026 | 6 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 28 |
| Terminated | 12 |
| Recruiting | 8 |
| Not yet recruiting | 4 |
| Withdrawn | 3 |
| Active, not recruiting | 2 |
| Unknown status | 2 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Novartis Pharmaceuticals | 4 |
| Pfizer | 4 |
| Boston Children's Hospital | 3 |
| Duke University | 3 |
| Anthera Pharmaceuticals | 2 |
| CSL Behring | 2 |
| Forma Therapeutics, Inc. | 2 |
| GlycoMimetics Incorporated | 2 |
| Mast Therapeutics, Inc. | 2 |
| National Heart, Lung, and Blood Institute (NHLBI) | 2 |
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 |
|---|---|
| Vaso-Occlusive Crises | 59 |
| Anemia, Sickle Cell | 53 |
| Hematologic Diseases | 7 |
| Sickle Cell Trait | 7 |
| Acute Chest Syndrome | 5 |
| Agnosia | 4 |
| Anemia | 4 |
| Genetic Diseases, Inborn | 4 |
| Hemoglobin SC Disease | 4 |
| Acute Pain | 3 |
Trials
Showing 1 to 25 of 59. 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.
Go deeper on Pharma Observatory
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