Clinical trials
Completed Phase 4 trials in Italy
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
876 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 4 |
| 2001 | 6 |
| 2002 | 12 |
| 2003 | 29 |
| 2004 | 33 |
| 2005 | 43 |
| 2006 | 54 |
| 2007 | 47 |
| 2008 | 58 |
| 2009 | 58 |
| 2010 | 58 |
| 2011 | 60 |
| 2012 | 57 |
| 2013 | 50 |
| 2014 | 37 |
| 2015 | 51 |
| 2016 | 36 |
| 2017 | 26 |
| 2018 | 27 |
| 2019 | 22 |
| 2020 | 23 |
| 2021 | 28 |
| 2022 | 18 |
| 2023 | 10 |
| 2024 | 3 |
| 2025 | 3 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 876 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Novartis Pharmaceuticals | 28 |
| Federico II University | 26 |
| Pfizer | 24 |
| GlaxoSmithKline | 23 |
| Hoffmann-La Roche | 22 |
| Bayer | 19 |
| Sanofi | 19 |
| University of Campania Luigi Vanvitelli | 17 |
| University of Milan | 17 |
| Boehringer Ingelheim | 16 |
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 |
|---|---|
| Diabetes Mellitus, Type 2 | 35 |
| Pulmonary Disease, Chronic Obstructive | 26 |
| Coronary Artery Disease | 25 |
| Diabetes Mellitus | 21 |
| Asthma | 19 |
| Heart Failure | 19 |
| Hypertension | 16 |
| Multiple Sclerosis | 16 |
| Migraine Disorders | 14 |
| Atrial Fibrillation | 13 |
Trials
Showing 1 to 25 of 876. Each trial links to its page on Pharma Observatory.
776 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.