Clinical trials
Anemia, Sickle Cell trials in the United States
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
725 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 6 |
| 2001 | 5 |
| 2002 | 6 |
| 2003 | 5 |
| 2004 | 16 |
| 2005 | 20 |
| 2006 | 14 |
| 2007 | 15 |
| 2008 | 20 |
| 2009 | 26 |
| 2010 | 25 |
| 2011 | 23 |
| 2012 | 36 |
| 2013 | 24 |
| 2014 | 36 |
| 2015 | 37 |
| 2016 | 23 |
| 2017 | 32 |
| 2018 | 53 |
| 2019 | 36 |
| 2020 | 46 |
| 2021 | 41 |
| 2022 | 39 |
| 2023 | 23 |
| 2024 | 36 |
| 2025 | 34 |
| 2026 | 30 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 395 |
| Recruiting | 107 |
| Terminated | 105 |
| Active, not recruiting | 48 |
| Withdrawn | 25 |
| Unknown status | 21 |
| Not yet recruiting | 10 |
| Enrolling by invitation | 9 |
| No longer available | 2 |
| Suspended | 1 |
| Temporarily not available | 1 |
| Available | 1 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| National Heart, Lung, and Blood Institute (NHLBI) | 46 |
| St. Jude Children's Research Hospital | 42 |
| Emory University | 26 |
| Duke University | 25 |
| Pfizer | 23 |
| Children's Hospital Medical Center, Cincinnati | 20 |
| Novartis Pharmaceuticals | 18 |
| UCSF Benioff Children's Hospital Oakland | 13 |
| Washington University School of Medicine | 13 |
| University of Illinois at Chicago | 11 |
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 | 725 |
| Thalassemia | 57 |
| Vaso-Occlusive Crises | 53 |
| beta-Thalassemia | 48 |
| Pain | 39 |
| Hematologic Diseases | 36 |
| Hemoglobinopathies | 35 |
| Anemia | 24 |
| Anemia, Diamond-Blackfan | 23 |
| Sickle Cell Trait | 21 |
Trials
Showing 51 to 75 of 725. Each trial links to its page on Pharma Observatory.
625 more trials match. See them 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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