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Clinical Trials in Spain

Active recruiting clinical trials with sites in Spain. Select a condition below to see detailed trial listings.

Total Trials: 274 // Recruiting: 274 // Updated: Daily

Spain currently has 274 clinical trials with at least one registered site in the country, of which 274 are actively recruiting participants. The most studied conditions at Spain sites are Heart Failure, Atrial Fibrillation (AF), Anxiety, reflecting where local investigators and sponsors are concentrating enrolment.

Studies are led by sponsors including Hospital Universitari Vall d'Hebron Research Institute, University of Valencia, Fundació Institut de Recerca de l'Hospital de la Santa Creu i Sant Pau. By stage, active Spain trials break down as Phase 1 (36), Phase 2 (39), Phase 3 (16), Phase 4 (10). All figures update daily from ClinicalTrials.gov — select a condition below for full listings, eligibility and site contacts.

Top Conditions in Spain

Heart Failure 5 Atrial Fibrillation (AF) 4 Anxiety 4 Advanced Solid Tumor 4 Colorectal Cancer 4 Endometrial Cancer 3 Surgical Site Infection 3 Obesity 3 Acute Ischemic Stroke 2 Solid Tumors 2 Cardiovascular Diseases 2 Pancreatic Adenocarcinoma Metastatic 2 Pancreatic Ductal Adenocarcinoma 2 Inhibition, Psychological 2 Down Syndrome (Trisomy 21) 2 Alzheimer Disease 2 Pulmonary Hypertension 2 Non-Small Cell Lung Cancer 2 Colorectal Neoplasms 2 Colorectal Polyp 2
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Other Countries in This Region

🇬🇷Greece 🇩🇪Germany 🇫🇷France 🇮🇹Italy 🇬🇧United Kingdom 🇳🇱Netherlands 🇧🇪Belgium 🇵🇱Poland 🇸🇪Sweden 🇦🇹Austria
ClinicalMetric — Independent clinical trial intelligence platform. Not affiliated with NIH, ClinicalTrials.gov, the U.S. FDA, or any pharmaceutical company, hospital, or clinical research organization. Trial data is sourced from ClinicalTrials.gov for informational purposes only and does not constitute medical advice. Do not make any treatment, enrollment, or health decisions based solely on information found here — always consult a qualified healthcare professional. Full Disclaimer  ·  Last Reviewed: November 2026  ·  Data Methodology