Clinical trials
Observational Obesity trials in the United States
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
651 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 5 |
| 2001 | 3 |
| 2002 | 2 |
| 2003 | 10 |
| 2004 | 16 |
| 2005 | 26 |
| 2006 | 23 |
| 2007 | 32 |
| 2008 | 37 |
| 2009 | 39 |
| 2010 | 35 |
| 2011 | 29 |
| 2012 | 30 |
| 2013 | 34 |
| 2014 | 23 |
| 2015 | 26 |
| 2016 | 44 |
| 2017 | 24 |
| 2018 | 30 |
| 2019 | 23 |
| 2020 | 17 |
| 2021 | 18 |
| 2022 | 29 |
| 2023 | 20 |
| 2024 | 20 |
| 2025 | 22 |
| 2026 | 20 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 430 |
| Recruiting | 68 |
| Terminated | 43 |
| Unknown status | 37 |
| Active, not recruiting | 27 |
| Withdrawn | 25 |
| Enrolling by invitation | 13 |
| Not yet recruiting | 7 |
| Suspended | 1 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK) | 30 |
| Pennington Biomedical Research Center | 21 |
| Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD) | 20 |
| University of Colorado, Denver | 16 |
| Massachusetts General Hospital | 13 |
| Washington University School of Medicine | 12 |
| Duke University | 10 |
| University of Pittsburgh | 10 |
| Novo Nordisk A/S | 9 |
| University of Minnesota | 9 |
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 | 651 |
| Overweight | 101 |
| Diabetes Mellitus | 63 |
| Insulin Resistance | 58 |
| Diabetes Mellitus, Type 2 | 52 |
| Weight Loss | 45 |
| Hypertension | 29 |
| Metabolic Syndrome | 29 |
| Cardiovascular Diseases | 25 |
| Inflammation | 23 |
Trials
Showing 1 to 25 of 651. Each trial links to its page on Pharma Observatory.
551 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.