Clinical trials
Completed Anemia, Sickle Cell trials
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
596 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 5 |
| 2001 | 6 |
| 2002 | 5 |
| 2003 | 5 |
| 2004 | 12 |
| 2005 | 12 |
| 2006 | 15 |
| 2007 | 11 |
| 2008 | 24 |
| 2009 | 25 |
| 2010 | 22 |
| 2011 | 21 |
| 2012 | 35 |
| 2013 | 31 |
| 2014 | 32 |
| 2015 | 34 |
| 2016 | 36 |
| 2017 | 32 |
| 2018 | 44 |
| 2019 | 26 |
| 2020 | 33 |
| 2021 | 42 |
| 2022 | 28 |
| 2023 | 17 |
| 2024 | 9 |
| 2025 | 9 |
| 2026 | 1 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 596 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| National Heart, Lung, and Blood Institute (NHLBI) | 44 |
| Assistance Publique - Hôpitaux de Paris | 25 |
| St. Jude Children's Research Hospital | 23 |
| Duke University | 21 |
| Emory University | 14 |
| Novartis Pharmaceuticals | 14 |
| UCSF Benioff Children's Hospital Oakland | 14 |
| Children's Hospital Medical Center, Cincinnati | 13 |
| HaEmek Medical Center, Israel | 11 |
| Pfizer | 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 | 596 |
| Thalassemia | 45 |
| Hematologic Diseases | 37 |
| Pain | 37 |
| Vaso-Occlusive Crises | 36 |
| Hemoglobinopathies | 24 |
| Anemia | 21 |
| beta-Thalassemia | 20 |
| Genetic Diseases, Inborn | 18 |
| Acute Chest Syndrome | 17 |
Trials
Showing 76 to 100 of 596. Each trial links to its page on Pharma Observatory.
496 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.
No changes to these trials in the last 7 days.
Go deeper on Pharma Observatory
Pharma Observatory connects clinical trials, sponsors, sites and investigators in one searchable platform.