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Trackers› Clinical trials› San Sebastián
Clinical trial register · Spain

Clinical Trials in San Sebastián, 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 3238 Madrid 3046 Valencia 1215 Seville 1054 Málaga 746
Narrow the registerReset
Recruitment status
Phase
Lead sponsor
AstraZeneca4 Biogipuzkoa Health Research Institute4 argenx3 Spanish Breast Cancer Research Group3 University of Deusto2
Site location
Barcelona3238 Madrid3046 Valencia1215 Seville1054 Málaga746
All 453 locations
Target enrolment
to

Trials with a site in San Sebastián

55 of 5875 studies
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Status
Study
Lead sponsor
Phase
Enrol
Sites in Spain
Start
Not yet open
PETHEMA Foundation
Phase 2
30
Seville, Valencia, Badalona, Barcelona, Madrid, Málaga, Salamanca, San Sebastián
2026-10-30
Recruiting
Spanish Breast Cancer Research Group
Observational
300
San Sebastián, Barcelona, Madrid, Málaga, Seville, Toledo, Valencia
2026-09-30
Recruiting
RyCarma Therapeutics, Inc.
Phase 2
28
Barcelona, San Sebastián
2026-09-09
Not yet open
Philippe ROUSSELOT
Phase 2
93
Barcelona, Madrid, Málaga, Murcia, Salamanca, San Sebastián, Santander, Seville
2026-09-01
Not yet open
Linzagolix in Adenomyosis and Recurrent Implantation Failure
NCT07698561Adenomyosis of Uterus, Implantation Failure, Infertility Female, Embryo Transfer
Vida Fertility Institute
Observational
35
Alicante, San Sebastián, Madrid
2026-09-01
Not yet open
Nelum Corp
Phase 2
40
Zaragoza, Barcelona, Santander, San Sebastián, Santiago de Compostela, Málaga
2026-07-15
Recruiting
Early Cognitive Interventions in Digital Format for Cancer Survivors
NCT07729969Cognitive Impairment, Cognitive Change, Cancer
Biogipuzkoa Health Research Institute
Not applicable
110
Bilbao, Galdakao, San Sebastián
2026-06-08
Not yet open
University of Deusto
Observational
80
San Sebastián
2026-04
Not yet open
University of the Basque Country (UPV/EHU)
Not applicable
200
San Sebastián
2026-03-30
Recruiting
CARAMEL Observational Study
NCT07695376Perimenopause, Menopause, Cardiovascular (CV) Risk, Women (Between 30 to 60 Years Old)
Biogipuzkoa Health Research Institute
Observational
3,000
San Sebastián, Seville
2026-03-16
Recruiting
Study on Prostate Salvage Using High-dose-rate Brachytherapy
NCT07860528Prostate Cancer, Locally Recurrent Cancer, Biochemically Recurrent Prostate Carcinoma, Toxicity Radiation
Instituto de Investigación en Oncología Radioterápica - Fundación Española de Oncología Radioterápic
Observational
63
Benidorm, L'Hospitalet de Llobregat, Santander, Córdoba, San Sebastián, Madrid, Pamplona, Vigo
2026-03-11
Not yet open
Humanitas Hospital, Italy
Observational
226
Barcelona, Córdoba, Madrid, San Sebastián
2026-03
Recruiting
Biogipuzkoa Health Research Institute
Phase 1/2
90
San Sebastián
2025-11-25
Active, closed
Windward Bio
Phase 2
136
Chiclana de la Frontera, Madrid, San Sebastián, Pozuelo de Alarcón, Benalmádena, Málaga, Seville
2025-07-24
By invitation
Global Open-Label Extension Study of Del-desiran for the Treatment of DM1
NCT07008469Myotonic Dystrophy Type 1, DM1, Myotonic Dystrophy, Myotonia
Avidity Biosciences, Inc.
Phase 3
199
San Sebastián
2025-06-26
Recruiting
A Study to Evaluate Del-brax (Also Referred to as AOC 1020) in Participants With FSHD
NCT07038200Facioscapulohumeral Muscular Dystrophy, FSHD, FSHD - Facioscapulohumeral Muscular Dystrophy, FSHD1
DrugDel-brax
Avidity Biosciences, Inc.
Phase 3
200
Barcelona, San Sebastián, Valencia
2025-06-10
Recruiting
Idoven 1903 S.L.
Observational
2,200
Palma de Mallorca, San Sebastián, Huelva
2025-05-27
Active, closed
Pediatric Expansion Study of the Sentio System
NCT06976086Hearing Loss, Conductive, Hearing Loss, Mixed, Single Sided Deafness
Oticon Medical
Not applicable
50
San Sebastián, Seville, Valencia
2025-04-30
Recruiting
A Phase 2 Study and Open-Label Extension of NEU-411 in Companion Diagnostic-Positive Participants With Early Parkinson's Disease
NCT06680830Parkinson Disease, Parkinson, Idiopathic Parkinson Disease, Early Parkinson Disease (Early PD)
Neuron23 Inc.
Phase 2
150
San Sebastián, Barakaldo, Barcelona, Madrid, Móstoles, Seville
2025-01-17
Active, closed
argenx
Phase 3
154
Alicante, Badalona, Barcelona, Madrid, Málaga, San Sebastián
2024-12-18
Recruiting
Grupo Español de Linfomas y Transplante Autólogo de Médula Ósea
Phase 2
45
A Coruña, Palma de Mallorca, Santander, Salamanca, Barcelona, L'Hospitalet de Llobregat, San Sebastián, Las Palmas de Gran Canaria
2024-11-20
Active, closed
Eli Lilly and Company
Phase 3
1,400
Barcelona, Pozuelo de Alarcón, San Sebastián, Seville
2024-10-24
Active, closed
Nanordica Medical OU
Not applicable
136
Arcos de la Frontera, Cadiz, Jerez de la Frontera, León, Madrid, San Sebastián
2024-10-17
Recruiting
Biogipuzkoa Health Research Institute
Not applicable
180
Vitoria - Gateiz, Galdakao, San Sebastián
2024-10-08
Active, closed
Cerevance
Phase 3
330
Seville, Sant Cugat del Vallès, Barakaldo, San Sebastián, Valencia, Barcelona, Madrid
2024-09-20
Active, closed
argenx
Phase 3
141
Barcelona, Madrid, San Sebastián, Valencia
2024-09-18
Active, closed
Gilead Sciences
Phase 3
640
A Coruña, Barcelona, Jaén, Madrid, Málaga, Palma, Sabadell, San Sebastián
2024-08-28
Recruiting
Spinocerebellar Ataxia Type 27B Natural History Study (SCA27B-NHS)
NCT06472557Spinocerebellar Ataxia Type 27B
University Hospital Tuebingen
Observational
300
San Sebastián
2024-06-04
Active, closed
International Extranodal Lymphoma Study Group (IELSG)
Phase 3
122
Barcelona, Bilbao, El Palmar, Madrid, Pamplona, Salamanca, San Sebastián, Valencia
2024-05-21
Recruiting
VE303 for Prevention of Recurrent Clostridioides Difficile Infection
NCT06237452Clostridium Difficile, Clostridium Difficile Infections, Clostridium Difficile Infection Recurrence, Clostridioides Difficile Infection
Vedanta Biosciences, Inc.
Phase 3
852
Badalona, Barcelona, Terrassa, San Sebastián, Madrid, Majadahonda, Seville, A Coruña
2024-05-20
Recruiting
Ander Cervantes Benítez
Not applicable
100
San Sebastián
2024-03-21
Active, closed
BicycleTx Limited
Phase 2
375
Barcelona, Las Palmas de Gran Canaria, Madrid, Pamplona, San Sebastián, Santander, Santiago de Compostela, Valencia
2024-01-24
Active, closed
argenx
Observational
413
Alicante, Badalona, Barcelona, Bilbao, L'Hospitalet de Llobregat, Oviedo, Pamplona, San Sebastián
2023-11-29
Recruiting
Shanghai Junshi Bioscience Co., Ltd.
Phase 3
756
A Coruña, Barcelona, Jaén, Madrid, San Sebastián, Zaragoza
2023-11-15
Recruiting
Predictors of Response to Manual Physiotherapy Using Somatosensory Profiles in Patients With Cervicobrachial Pain
NCT06069362Cervical Radicular Pain, Cervical Radiculopathy, Cervical Pain
University of Deusto
Not applicable
91
San Sebastián
2023-04-20
Recruiting
Fundación Pública Andaluza para la gestión de la Investigación en Sevilla
Phase 2
24
San Sebastián, Seville, Madrid
2023-04-12
Active, closed
AriBio Co., Ltd.
Phase 3
1,535
Barcelona, Huelva, Madrid, Pamplona, Salamanca, San Sebastián, Seville, Valencia
2022-12-23
Recruiting
Oncomatryx Biopharma S.L.
Phase 1
150
Barcelona, L'Hospitalet de Llobregat, Santiago de Compostela, San Sebastián, Madrid, Pamplona
2022-10-20
Recruiting
Stalicla SA
Observational
1,500
Alicante, Barcelona, Madrid, Majadahonda, San Sebastián, Vigo
2022-10-13
Active, closed
Corcept Therapeutics
Phase 3
381
Badalona, San Sebastián, Valencia
2022-06-29
Recruiting
Hospital Universitario de Fuenlabrada
Phase 4
216
Elche, Almería, Badajoz, Sant Joan Despí, Castellon, Ciudad Real, Córdoba, San Sebastián
2022-03-02
Active, closed
Spanish Breast Cancer Research Group
Phase 2
200
Santiago de Compostela, L'Hospitalet de Llobregat, Santander, Castellon, San Sebastián, Vigo, A Coruña, Alicante
2020-10-02
Active, closed
Ipsen
Phase 3
161
Barcelona, Madrid, Pontevedra, San Sebastián, Santander, Seville
2020-09-24
Active, closed
Philogen S.p.A.
Phase 2
98
Madrid, Málaga, San Cristóbal de La Laguna, San Sebastián, Valencia
2020-08-28
Active, closed
AstraZeneca
Phase 3
866
A Coruña, Barcelona, Córdoba, El Palmar, Madrid, San Sebastián, Seville, Valencia
2020-07-24
Recruiting
High-Risk Neuroblastoma Study 2 of SIOP-Europa-Neuroblastoma (SIOPEN)
NCT04221035High-Risk Neuroblastoma, Patient With Insufficient Response Chemoimmunotherapy
DrugsDinutuximab Beta·Vindesine·Cyclophosphamid·Thiotepa
Gustave Roussy, Cancer Campus, Grand Paris
Phase 3
800
Balea, Barcelona, Cruces, El Palmar, Madrid, Málaga, San Sebastián, Santiago de Compostela
2019-11-05
Active, closed
PETHEMA Foundation
Phase 3
302
Santiago de Compostela, Vitoria-Gasteiz, Badalona, Hospitalet Del Llobregat, San Sebastián, Jaén, Las Palmas de Gran Canaria, Pozuelo de Alarcón
2019-09-24
Active, closed
AstraZeneca
Phase 3
724
Badajoz, Barcelona, L'Hospitalet de Llobregat, Madrid, Málaga, San Sebastián, Santiago de Compostela, Seville
2019-03-06
Active, closed
AstraZeneca
Phase 3
216
Barcelona, Madrid, Málaga, San Sebastián, Seville, Valencia
2018-07-19
Active, closed
AstraZeneca
Phase 2
273
Barcelona, Cáceres, Madrid, Palma de Mallorca, San Sebastián, Sant Cugat del Vallès, Seville, Valencia
2018-03-07
Recruiting
Neurovascular Product Surveillance Registry
NCT02988128Intracranial Aneurysm, Stroke, Ischemic
Medtronic Neurovascular Clinical Affairs
Observational
4,000
Barakaldo, Barcelona, Madrid, Oviedo, San Sebastián, Seville, Valladolid, Vigo
2016-12
Recruiting
Spanish Breast Cancer Research Group
Observational
1,867
Elche, Manresa, Terrassa, San Sebastián, Las Palmas de Gran Canaria, Alcorcón, Fuenlabrada, Leganés
2016-08
Recruiting
Boston Scientific Corporation
Observational
4,800
Ciudad Real, Madrid, Pamplona, San Sebastián, Santander, Toledo, Valencia
2012-11-19
Active, closed
Fundacion IMIM
Observational
500
Hospitalet Llobregat,, L'Hospitalet de Llobregat, Sant Cugat del Vallès, San Sebastián, A Coruña, Barcelona, Madrid, Málaga
2003-04
Active, closed
Environment and Childhood Project Based on a Multicentric Mother-child Cohort of Spain
NCT03352960Pollutant Effects in the Growth and Development
Basque Health Service
Observational
2,957
San Sebastián
1997-01
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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/san-sebasti-n

Query this register directly
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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 55 of those studies with a site in San Sebastián.

How many clinical trials are recruiting in San Sebastián?

24 of the 55 studies on this page are recruiting new participants as of the 11 Oct 2026, 03:18 UTC sync. A further 7 have not yet opened recruitment, 23 are active but closed to new participants, and 1 are enrolling by invitation only. Eligibility for any study is decided by its study team.

Summary by phase

Studies by phase (San Sebastián), 55 studies
PhaseStudiesRecruitingShare
Phase 318432.7%
Observational15927.3%
Phase 212421.8%
Not applicable7412.7%
Phase 1111.8%
Phase 1/2111.8%
Phase 4111.8%

Most active sponsors

Lead sponsors with the most studies (San Sebastián)
Lead sponsorStudiesRecruiting
AstraZeneca40
Biogipuzkoa Health Research Institute44
argenx30
Spanish Breast Cancer Research Group32
Avidity Biosciences, Inc.21
PETHEMA Foundation20
University of Deusto21
Ander Cervantes Benítez11
AriBio Co., Ltd.10
Basque Health Service10
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.