Clinical trials
Completed Observational trials in Spain
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
2,423 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 1 |
| 2001 | 5 |
| 2002 | 5 |
| 2003 | 9 |
| 2004 | 22 |
| 2005 | 17 |
| 2006 | 31 |
| 2007 | 32 |
| 2008 | 55 |
| 2009 | 70 |
| 2010 | 72 |
| 2011 | 85 |
| 2012 | 109 |
| 2013 | 97 |
| 2014 | 131 |
| 2015 | 124 |
| 2016 | 139 |
| 2017 | 134 |
| 2018 | 182 |
| 2019 | 196 |
| 2020 | 218 |
| 2021 | 184 |
| 2022 | 181 |
| 2023 | 122 |
| 2024 | 100 |
| 2025 | 75 |
| 2026 | 13 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 2,423 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| AstraZeneca | 76 |
| Bayer | 52 |
| Fundació Institut de Recerca de l'Hospital de la Santa Creu i Sant Pau | 48 |
| Corporacion Parc Tauli | 43 |
| Hoffmann-La Roche | 32 |
| Pfizer | 31 |
| Hospital Universitari Vall d'Hebron Research Institute | 30 |
| University of Valencia | 29 |
| Hospital Clinic of Barcelona | 25 |
| Boehringer Ingelheim | 24 |
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 | 86 |
| Atrial Fibrillation | 51 |
| Breast Neoplasms | 44 |
| Stroke | 40 |
| Coronary Artery Disease | 37 |
| Heart Failure | 37 |
| Diabetes Mellitus, Type 2 | 33 |
| Neoplasms | 31 |
| Pulmonary Disease, Chronic Obstructive | 31 |
| Asthma | 29 |
Trials
Showing 1 to 25 of 2,423. Each trial links to its page on Pharma Observatory.
2,323 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.