Clinical trials
Completed Observational Obesity trials
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
1,283 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 8 |
| 2001 | 16 |
| 2002 | 6 |
| 2003 | 15 |
| 2004 | 21 |
| 2005 | 33 |
| 2006 | 29 |
| 2007 | 35 |
| 2008 | 53 |
| 2009 | 65 |
| 2010 | 62 |
| 2011 | 57 |
| 2012 | 61 |
| 2013 | 55 |
| 2014 | 59 |
| 2015 | 48 |
| 2016 | 77 |
| 2017 | 64 |
| 2018 | 64 |
| 2019 | 74 |
| 2020 | 62 |
| 2021 | 54 |
| 2022 | 70 |
| 2023 | 43 |
| 2024 | 39 |
| 2025 | 34 |
| 2026 | 13 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 1,283 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| National Heart, Lung, and Blood Institute (NHLBI) | 55 |
| Novo Nordisk A/S | 29 |
| National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK) | 23 |
| Pennington Biomedical Research Center | 14 |
| Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD) | 13 |
| Istituto Auxologico Italiano | 13 |
| University of Colorado, Denver | 12 |
| Washington University School of Medicine | 11 |
| Assistance Publique - Hôpitaux de Paris | 9 |
| Massachusetts General Hospital | 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 | 1,283 |
| Overweight | 175 |
| Diabetes Mellitus | 104 |
| Diabetes Mellitus, Type 2 | 98 |
| Cardiovascular Diseases | 90 |
| Hypertension | 86 |
| Insulin Resistance | 86 |
| Heart Diseases | 72 |
| Metabolic Syndrome | 63 |
| Obesity, Morbid | 53 |
Trials
Showing 1 to 25 of 1,283. Each trial links to its page on Pharma Observatory.
1,183 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.