Obesity trials in Spain

In Spain 110 Also abroad 1939

110 trials · From ClinicalTrials.gov and EU CTIS (euclinicaltrials.eu), checked 10 November 2026. Ask the study team whether a trial fits you.

Phase 3Taking people
A Clinical Study to Evaluate the Effects of Enicepatide (RO7795068) in Participants With Obesity or Overweight Without Type 2 Diabetes
Where
A Coruna, Barcelona, Castilleja De La Cuesta, Madrid, Pamplona, Santander, Sevilla, Valencia
Age
18 years and over
People
2,000 worldwide
Run by
Hoffmann-La Roche
See details and how to joinNCT07351045 · EU 2025-523104-71-00
Phase 3Taking people
A Clinical Study to Evaluate the Effects of Enicepatide (RO7795068) in Participants With Obesity or Overweight and Type 2 Diabetes
Where
A Coruña, Badalona, Barcelona, Ferrol, Madrid, Málaga, Pozuelo de Alarcón, Sevilla
Age
18 years and over
People
1,600 worldwide
Run by
Hoffmann-La Roche
See details and how to joinNCT07351058 · EU 2025-523106-32-00
No phaseNot yet taking people in Spain
Pilot Study on the Effectiveness and Safety of OPTILENE® SILVER MESH ELASTIC in Prevention of Surgical Site Infection (SSI) and Incisional Hernia (IH)
Where
Badalona, Calella, Mataró, Santa Coloma de Gramenet
Age
18 years and over
People
110
Run by
Aesculap AG
See details and how to joinNCT06547138
Phase 3Taking people
A Study to Learn About the Study Medicine Called Berobenatide (PF-08653944) in People With Overweight or Obesity
Where
A Coruna, Madrid, Pozuelo de Alarcón, Sevilla
Age
18 years and over
People
954 worldwide
Run by
Pfizer
See details and how to joinNCT07595549 · EU 2026-525318-75-00
Phase 3Taking people
A Study of Orforglipron in Participants With Overweight at Risk of Development of Obesity-Related Complications or Progression to Class 1 Obesity
Where
A coruña, Alcobendas, Barcelona, Centelles, Chiclana De La Frontera, Granada, Madrid, Sevilla, Valencia
Age
18 years and over
People
2,001 worldwide
Run by
Eli Lilly and Company
See details and how to joinNCT07794579 · EU 2026-526175-35-00
Phase 3Not yet taking people in Spain
A Research Study to Investigate How Well the Medicine CagriSema Lowers High Blood Pressure in People Living With High Blood Pressure and Obesity
Where
Badajoz, Barcelona, León, Madrid, Santander, Santiago de Compostela
Age
18 years and over
People
1,408 worldwide
Run by
Novo Nordisk A/S
See details and how to joinNCT07919405
Phase 3Taking people
A Platform Trial for Pediatric Participants With Obesity or Overweight (LY900040)
Where
Barcelona, Madrid, Málaga, Sabadell, Seville, Vitoria-Gasteiz
Age
6 years to 17 years
People
125 worldwide
Run by
Eli Lilly and Company
See details and how to joinNCT06672549
Phase 3Taking people
Mirikizumab Administered at the Same Time as Tirzepatide in Adult Participants With Moderately to Severely Active Ulcerative Colitis and Obesity or Overweight: Phase 3b Study
Where
Barcelona, Ferrol, Gijón, Madrid, Oviedo, Pamplona, Seville, Valencia
Age
18 years to 70 years
People
350 worldwide
Run by
Eli Lilly and Company
See details and how to joinNCT06937086 · EU 2024-520209-38-00
Phase 3Taking people
Mirikizumab and Tirzepatide Administered in Adult Participants With Moderately to Severely Active Crohn's Disease and Obesity or Overweight
Where
Barcelona, Ferrol, Gijón, Madrid, Oviedo, Pamplona, Seville, Valencia
Age
18 years to 70 years
People
290 worldwide
Run by
Eli Lilly and Company
See details and how to joinNCT06937099 · EU 2024-520210-21-00
No phaseTaking people
Safety and Effectiveness of Orbera365™ Intragastric Balloon System
Where
Barcelona, Madrid
Age
18 years and over
People
200 worldwide
Run by
Boston Scientific Corporation
See details and how to joinNCT07062094
Phase 3Taking people
A Study of Eloralintide (LY3841136) in Participants With Obesity or Overweight, and Type 2 Diabetes
Where
Alzira, Barcelona, Castilleja De La Cuesta, Madrid, Málaga, Sevilla, Centro Médico Compostela
Age
18 years and over
People
1,035 worldwide
Run by
Eli Lilly and Company
See details and how to joinNCT07282600 · EU 2025-523658-15-00
Phase 3Taking people
A Study of Eloralintide (LY3841136) in Participants With Obstructive Sleep Apnea and Obesity or Overweight
Where
Guadalajara, Lleida, Logroño, Madrid, Málaga, Seville
Age
18 years and over
People
800 worldwide
Run by
Eli Lilly and Company
See details and how to joinNCT07369011 · EU 2025-523769-11-00
Phase 3Taking people
A Study of Eloralintide (LY3841136) in Participants With Persistent Obesity Who Are Treated With a Weekly Incretin
Where
A Coruna, Almería, Barcelona, Castilleja De La Cuesta, Ferrol, Palma, Pozuelo de Alarcón, Santander, Sevilla
Age
18 years and over
People
900 worldwide
Run by
Eli Lilly and Company
See details and how to joinNCT07392190 · EU 2025-523659-73-00
Phase 3Taking people
Efficacy, Safety, and Pharmacokinetics of Tirzepatide (LY3298176) Once Weekly Versus Placebo in Pediatric Participants 6 to Less Than 12 Years of Age Who Have Obesity (ADVANCE-SURMOUNT-KIDS)
Where
Barcelona, Madrid, Málaga, Sabadell, Seville, Vitoria-Gasteiz
Age
6 years to 11 years
People
150 worldwide
Run by
Eli Lilly and Company
See details and how to joinNCT07817875 · EU 2025-522020-27-00
Phase 3Taking people
A Study of EloraTZP in Adult Participants With Obesity or Overweight and Type 2 Diabetes
Where
A Coruña, Alzira, Barcelona, Ferrol, Granada, Málaga, Seville
Age
18 years and over
People
1,000 worldwide
Run by
Eli Lilly and Company
See details and how to joinNCT07881458 · EU 2026-527230-31-00
Phase 3Not yet taking people in Spain
A Study of Eloralintide (LY3841136) in Participants With Obesity or Overweight, Type 2 Diabetes, and Increased Cardiovascular Risk
Where
A Coruña, Alzira, Castilleja De La Cuesta, Ferrol, Granada, Lugo, Madrid, Majadahonda, Palma, Pozuelo de Alarcón, Santander, Sevilla, Valencia
Age
45 years to 64 years
People
3,000 worldwide
Run by
Eli Lilly and Company
See details and how to joinNCT07900633 · EU 2026-525919-14-00
Phase 3Taking people
Maridebart Cafraglutide versus Placebo in Adult Participants with Obstructive Sleep Apnea not on Positive Airway Pressure Therapy (MARITIME-OSA-2)
Where
A Coruna, Barcelona, Castilleja De La Cuesta, Madrid, Pozuelo de Alarcón
Age
18 years and over
People
120 worldwide
Run by
Amgen Inc.
See details and how to join2025-522699-94-00 · EU 2025-522699-94-00
No phaseEnrolling by invitation
Changes in Body Composition Following Pharmacological Treatment for Obesity.
Where
Madrid
Age
18 years to 80 years
People
116
Run by
Hospital San Carlos, Madrid
See details and how to joinNCT07908940
Phase 3Not yet taking people in Spain
ELEVATE-LIVER: A Study to Test Whether Survodutide Helps Improve Heart Structure and Function in People With Overweight or Obesity and Fatty Liver Disease
Where
El Palmar, Sanlúcar de Barrameda, Valencia
Age
18 years and over
People
600 worldwide
Run by
Boehringer Ingelheim
See details and how to joinNCT07850063 · EU 2026-527091-88-00
Phase 3Taking people
Maridebart Cafraglutide in Heart Failure With Preserved or Mildly Reduced Ejection Fraction and Obesity
Where
A Coruña, Badalona, Barcelona, Córdoba, Denia, El Palmar, Las Palmas de Gran Canaria, L'Hospitalet de Llobregat, Lleida, Madrid, Majadahonda, Málaga, Salamanca, Valencia
Age
18 years to 99 years
People
5,056 worldwide
Run by
Amgen
See details and how to joinNCT07037459
Phase 3Taking people
A Study to Evaluate Effect of AZD6234 in Adult Participants With Type 2 Diabetes Mellitus and Obesity or Overweight
Where
A Coruña, Alzira (Valencia), Barcelona, Castilleja de La Cuesta, Sevilla, Ferrol (A Coruña), Lleida, Málaga, Oviedo, Segovia, Seville
Age
18 years and over
People
1,500 worldwide
Run by
AstraZeneca
See details and how to joinNCT07784270
Phase 3Taking people
Maridebart Cafraglutide in Heart Failure With Preserved or Mildly Reduced Ejection Fraction and Obesity (MARITIME-HF)
Where
A Coruña, Badalona, Barcelona, Córdoba, Denia, Las Palmas De Gran Canaria, L'hospitalet De Llobregat, Lleida, Madrid, Majadahonda, Málaga, Murcia, Salamanca, Valencia
Age
18 years and over
People
2,787 worldwide
Run by
Amgen Inc.
See details and how to join2024-516654-22-00 · EU 2024-516654-22-00
Phase 3Not yet taking people in Spain
Efficacy And Safety of Olatorepatide in Adults With Overweight or Obesity Without Diabetes
Where
Badajoz, Barcelona, León, Málaga, Sanlúcar de Barrameda, Sevilla, Villamartín
Age
18 years and over
People
3,000 worldwide
Run by
Regeneron Pharmaceuticals
See details and how to joinNCT07896265 · EU 2025-524861-26-00
Phase 3Taking people
A Study Evaluating Mibavademab Treatment of Obesity Due to Leptin (LEP) Gene Mutations in Children, Adolescents and Adults
Where
Esplugues de Llobregat
Age
2 years and over
People
4 worldwide
Run by
Regeneron Pharmaceuticals
See details and how to joinNCT07220772 · EU 2024-518674-14-00
No phaseEnrolling by invitation
EFFECT OF A ONLINE NUTRITION EDUCATION PROGRAM IN PRESCHOOLER'S FAMILIES ON THEIR ADHERENCE TO THE MEDITERRANEAN DIET
Where
Pamplona
Age
18 months to 36 months
People
160
Run by
Fundacion Miguel Servet
See details and how to joinNCT06828367