Clinical trials
Observational trials in Italy
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
7,788 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 7 |
| 2001 | 12 |
| 2002 | 13 |
| 2003 | 17 |
| 2004 | 29 |
| 2005 | 39 |
| 2006 | 47 |
| 2007 | 77 |
| 2008 | 86 |
| 2009 | 111 |
| 2010 | 152 |
| 2011 | 158 |
| 2012 | 186 |
| 2013 | 207 |
| 2014 | 212 |
| 2015 | 250 |
| 2016 | 277 |
| 2017 | 326 |
| 2018 | 417 |
| 2019 | 521 |
| 2020 | 697 |
| 2021 | 678 |
| 2022 | 692 |
| 2023 | 770 |
| 2024 | 772 |
| 2025 | 624 |
| 2026 | 359 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 3,297 |
| Recruiting | 1,884 |
| Unknown status | 1,646 |
| Active, not recruiting | 435 |
| Not yet recruiting | 267 |
| Terminated | 118 |
| Enrolling by invitation | 96 |
| Withdrawn | 34 |
| Suspended | 11 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Fondazione Policlinico Universitario Agostino Gemelli IRCCS | 491 |
| IRCCS Azienda Ospedaliero-Universitaria di Bologna | 341 |
| IRCCS San Raffaele | 246 |
| Fondazione IRCCS Policlinico San Matteo di Pavia | 156 |
| Istituto Ortopedico Rizzoli | 133 |
| Istituto Clinico Humanitas | 131 |
| Federico II University | 123 |
| University of Roma La Sapienza | 120 |
| Istituto Auxologico Italiano | 116 |
| I.R.C.C.S Ospedale Galeazzi-Sant'Ambrogio | 98 |
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 |
|---|---|
| COVID-19 | 221 |
| Breast Neoplasms | 168 |
| Heart Failure | 144 |
| Neoplasms | 139 |
| Obesity | 109 |
| Coronary Artery Disease | 108 |
| Parkinson Disease | 100 |
| Diabetes Mellitus, Type 2 | 98 |
| Atrial Fibrillation | 91 |
| Colorectal Neoplasms | 89 |
Trials
Showing 1 to 25 of 7,788. Each trial links to its page on Pharma Observatory.
7,688 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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