Clinical Trials in Spain

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

Total Trials: 283 // Recruiting: 283 // Updated: Daily

Spain currently has 283 clinical trials with at least one registered site in the country, of which 283 are actively recruiting participants. The most studied conditions at Spain sites are Stroke, Breast Cancer, Heart Failure, reflecting where local investigators and sponsors are concentrating enrolment.

Studies are led by sponsors including University of Valencia, Hospital Clinic of Barcelona, Universidad de Granada. By stage, active Spain trials break down as Phase 1 (32), Phase 2 (40), Phase 3 (18), Phase 4 (8). All figures update daily from ClinicalTrials.gov — select a condition below for full listings, eligibility and site contacts.

Top Conditions in Spain

Stroke 7 Breast Cancer 6 Heart Failure 4 COVID-19 3 Metastatic Solid Tumor 3 Endometrial Cancer 3 Pain 3 Advanced Solid Tumor 3 Anxiety 3 Pain Management 3 Advanced Solid Tumors 3 Ovarian Cancer 3 Old Age; Debility 2 Preeclampsia 2 Obstructive Sleep Apnea 2 Multiple Myeloma 2 Physical Activity 2 Frailty 2 Peri-implantitis 2 Colorectal Cancer 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: September 2026 · Data Methodology