Clinical trials
Obesity trials in the United States
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
4,759 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 19 |
| 2001 | 23 |
| 2002 | 27 |
| 2003 | 53 |
| 2004 | 81 |
| 2005 | 117 |
| 2006 | 138 |
| 2007 | 166 |
| 2008 | 176 |
| 2009 | 192 |
| 2010 | 202 |
| 2011 | 191 |
| 2012 | 206 |
| 2013 | 207 |
| 2014 | 185 |
| 2015 | 197 |
| 2016 | 221 |
| 2017 | 259 |
| 2018 | 226 |
| 2019 | 218 |
| 2020 | 146 |
| 2021 | 200 |
| 2022 | 207 |
| 2023 | 259 |
| 2024 | 252 |
| 2025 | 257 |
| 2026 | 278 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 3,294 |
| Recruiting | 481 |
| Active, not recruiting | 275 |
| Terminated | 262 |
| Unknown status | 192 |
| Withdrawn | 125 |
| Not yet recruiting | 84 |
| Enrolling by invitation | 36 |
| Suspended | 10 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Novo Nordisk A/S | 113 |
| University of Colorado, Denver | 104 |
| National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK) | 101 |
| Mayo Clinic | 100 |
| Eli Lilly and Company | 97 |
| Washington University School of Medicine | 83 |
| The Miriam Hospital | 76 |
| University of Alabama at Birmingham | 71 |
| University of Pennsylvania | 68 |
| Pennington Biomedical Research Center | 66 |
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 |
|---|---|
| Obesity | 4,759 |
| Overweight | 1,292 |
| Weight Loss | 620 |
| Diabetes Mellitus, Type 2 | 388 |
| Diabetes Mellitus | 350 |
| Insulin Resistance | 318 |
| Hypertension | 215 |
| Metabolic Syndrome | 205 |
| Cardiovascular Diseases | 172 |
| Pediatric Obesity | 150 |
Trials
Showing 1 to 25 of 4,759. Each trial links to its page on Pharma Observatory.
4,659 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.
Go deeper on Pharma Observatory
Pharma Observatory connects clinical trials, sponsors, sites and investigators in one searchable platform.