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Trackers› Clinical trials› Madrid
Clinical trial register · Spain

Clinical Trials in Madrid, 2026

Every study on the ClinicalTrials.gov registry that lists a site in Spain and is open, about to open, active-but-closed, or enrolling by invitation. Filter it, cite it, and take it away as a file.

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Source: ClinicalTrials.gov, U.S. National Library of Medicine. Complete coverage — all 5875 matching records held by the registry are in this view. Synced 11 Oct 2026, 03:18 UTC
5875
Studies in scope
all four open statuses
3096
Recruiting now
open to new participants
1137
Lead sponsors
across recruiting studies
Top sites
Barcelona 26 Madrid 23 Pamplona 15 Badalona 12 Seville 11
Narrow the registerReset
Recruitment status
Phase
Lead sponsor
AstraZeneca183 Janssen Research & Development, LLC109 Merck Sharp & Dohme LLC106 Novartis Pharmaceuticals100 Hoffmann-La Roche92 Clear sponsor filter
Site location
Barcelona26 Madrid23 Pamplona15 Badalona12 Seville11
All 49 locations
Target enrolment
to

Trials with a site in Madrid

23 of 5875 studies
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Status
Study
Lead sponsor
Phase
Enrol
Sites in Spain
Start
Recruiting
Regeneron Pharmaceuticals
Phase 2
99
Barcelona, Marbella, Madrid, Salamanca, Toledo
2026-05-06
Recruiting
Regeneron Pharmaceuticals
Phase 2
120
Seville, Barcelona, A Coruña, Pamplona, Madrid, Zaragoza
2026-04-14
Recruiting
Regeneron Pharmaceuticals
Phase 1
90
Seville, Pamplona, Madrid, Málaga
2025-12-22
Recruiting
Regeneron Pharmaceuticals
Phase 3
2,000
Vitoria-Gasteiz, Marbella, Pamplona, Barcelona, Madrid, Valencia
2025-11-24
Active, closed
Regeneron Pharmaceuticals
Phase 2
120
Badalona, Santander, Las Palmas de Gran Canaria, Pamplona, Madrid, Seville, Valencia, Zaragoza
2024-11-18
Active, closed
Regeneron Pharmaceuticals
Phase 2
151
Granada, Málaga, Palma, Badalona, Barcelona, El Palmar, Oviedo, Madrid
2024-09-18
Recruiting
Regeneron Pharmaceuticals
Phase 2
116
Granada, Terrassa, El Palmar, Gijón, Barcelona, Madrid, Murcia
2024-09-16
Recruiting
Regeneron Pharmaceuticals
Phase 1/2
130
Seville, A Coruña, El Palmar, Oviedo, Barcelona, Madrid, Valencia, Zaragoza
2024-09-11
Active, closed
Regeneron Pharmaceuticals
Phase 3
216
Palma, Madrid, Pamplona, Valencia
2024-02-15
Recruiting
Regeneron Pharmaceuticals
Phase 1/2
149
Badalona, Pozuelo de Alarcón, Pamplona, Oviedo, Alicante, Barcelona, Madrid, Salamanca
2023-12-19
Active, closed
Regeneron Pharmaceuticals
Phase 2/3
149
Santiago de Compostela, Palma, Barcelona, Majadahonda, Oviedo, Madrid, Málaga, Seville
2023-06-30
Recruiting
Regeneron Pharmaceuticals
Phase 1/2
36
Pamplona, Barcelona, Las Palmas de Gran Canaria, Madrid
2023-06-27
Active, closed
Regeneron Pharmaceuticals
Phase 2
51
Badalona, Manresa, Castellon, Madrid, Málaga, Pamplona, Valencia
2023-04-21
Recruiting
Regeneron Pharmaceuticals
Phase 1
107
Barcelona, Madrid
2023-04-20
Active, closed
Regeneron Pharmaceuticals
Phase 3
1,564
Badalona, Santander, Barcelona, Oviedo, Granada, Lugo, Madrid, Seville
2023-01-16
Active, closed
Regeneron Pharmaceuticals
Phase 3
63
Madrid
2022-11-21
Recruiting
Regeneron Pharmaceuticals
Phase 1
317
Santiago de Compostela, Badalona, Santander, Pozuelo de Alarcón, Pamplona, Barcelona, Madrid, Salamanca
2022-08-17
Active, closed
Regeneron Pharmaceuticals
Phase 1/2
548
Sant Cugat del Vallès, Pozuelo de Alarcón, Barcelona, Madrid, Valencia
2020-12-21
Recruiting
Regeneron Pharmaceuticals
Phase 1/2
612
Santiago de Compostela, Girona, Madrid
2020-12-08
Active, closed
Regeneron Pharmaceuticals
Phase 2
515
Palma, Barcelona, Pozuelo de Alarcón, Madrid, Salamanca, Valencia
2019-11-13
Active, closed
Regeneron Pharmaceuticals
Phase 3
415
Barcelona, Alcorcón, Torrejón de Ardoz, Badalona, Madrid, Majadahonda, Salamanca, Seville
2019-06-04
Recruiting
Regeneron Pharmaceuticals
Phase 1/2
387
Barcelona, Pamplona, Madrid, Salamanca
2019-01-23
Recruiting
Regeneron Pharmaceuticals
Phase 1/2
890
Pamplona, Badalona, Barcelona, Madrid, Santiago de Compostela
2018-05-21
Rows per page Showing 1–23 of 23
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Cite this view

Priya Life Science (2026). Clinical trial register: studies with a Spanish investigative site, filtered. Derived from ClinicalTrials.gov. Retrieved 12 October 2026. https://priyalifescience.com/clinical-trials-spain/city/madrid

Query this register directly
GET /api/trials?country=in&status=recruiting&format=json Try it now →

About this register

This register is built from ClinicalTrials.gov, the trial registry run by the U.S. National Library of Medicine. It includes every study on the registry that lists at least one investigative site in Spain and is recruiting, not yet recruiting, active but no longer recruiting, or enrolling by invitation: 5,875 studies in total at the last sync on 11 Oct 2026, 03:18 UTC. The full list can be downloaded as CSV or queried as JSON through the register API.

This page shows the 23 of those studies with a site in Madrid that also match the filters currently applied.

How many clinical trials are recruiting in Madrid?

13 of the 23 studies on this page are recruiting new participants as of the 11 Oct 2026, 03:18 UTC sync. A further 0 have not yet opened recruitment, 10 are active but closed to new participants, and 0 are enrolling by invitation only. Eligibility for any study is decided by its study team.

Summary by phase

Studies by phase (Madrid), 23 studies
PhaseStudiesRecruitingShare
Phase 1/27630.4%
Phase 27330.4%
Phase 35121.7%
Phase 13313%
Phase 2/3104.3%

Most active sponsors

Lead sponsors with the most studies (Madrid)
Lead sponsorStudiesRecruiting
Regeneron Pharmaceuticals2313
Listing here is informational and not medical advice; eligibility is determined by each study team. See also the Ireland, UK, EU, USA and China registers.