To join a obesity clinical trial in Spain, select a recruiting trial below and check the eligibility criteria. Contact the trial's principal investigator or the listed site in Spain directly. All trials listed here are sourced from ClinicalTrials.gov, the official U.S. registry of clinical studies.

What phases are obesity trials in Spain?

Active obesity trials in Spain span multiple phases. Phase I trials test safety, Phase II test efficacy, and Phase III compare against standard treatments in larger patient populations.

Browse More

All Spain Trials → Global obesity Trials → All Countries → All Trials →

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: July 2026 · Data Methodology

Active Trials in Spain (4)

Global Research Initiative for Patients Screening on MASH

Role of Pro-Resolving Lipid Mediators in Obesity-Associated Diseases

Meal Timing, Genetics and Weight Loss

Clinical, Morphometric and Biochemical Effects on Adiposopathy Associated With the Use of GLP-1RA in CKD

Frequently Asked Questions