Clinical trials
Phase 3 Anemia, Sickle Cell trials
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
90 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 2 |
| 2004 | 1 |
| 2005 | 3 |
| 2006 | 10 |
| 2007 | 2 |
| 2008 | 1 |
| 2009 | 1 |
| 2010 | 4 |
| 2011 | 3 |
| 2012 | 1 |
| 2013 | 3 |
| 2014 | 1 |
| 2015 | 5 |
| 2016 | 5 |
| 2017 | 2 |
| 2018 | 3 |
| 2019 | 7 |
| 2020 | 5 |
| 2021 | 5 |
| 2022 | 8 |
| 2023 | 2 |
| 2024 | 1 |
| 2025 | 5 |
| 2026 | 5 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 35 |
| Terminated | 27 |
| Recruiting | 11 |
| Active, not recruiting | 5 |
| Unknown status | 5 |
| Withdrawn | 3 |
| Not yet recruiting | 3 |
| Enrolling by invitation | 1 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Pfizer | 9 |
| Assistance Publique - Hôpitaux de Paris | 5 |
| National Heart, Lung, and Blood Institute (NHLBI) | 4 |
| Vertex Pharmaceuticals Incorporated | 4 |
| Actelion | 3 |
| Children's Hospital Medical Center, Cincinnati | 3 |
| Mast Therapeutics, Inc. | 3 |
| Novartis Pharmaceuticals | 3 |
| AstraZeneca | 2 |
| Augusta University | 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 |
|---|---|
| Anemia, Sickle Cell | 90 |
| Vaso-Occlusive Crises | 21 |
| Hematologic Diseases | 16 |
| Hemoglobinopathies | 7 |
| Acute Chest Syndrome | 5 |
| Pain | 5 |
| Sickle Cell Trait | 5 |
| Stroke | 5 |
| Agnosia | 4 |
| Genetic Diseases, Inborn | 4 |
Trials
Showing 26 to 50 of 90. 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.
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