Macular degeneration trials in Portugal

In Portugal 9 Also abroad 218

9 trials · From ClinicalTrials.gov and EU CTIS (euclinicaltrials.eu), checked 11 November 2026. Ask the study team whether a trial fits you.

Phase 2Not yet taking people in Portugal
Metformin Effect in Optical Coherence Tomography Prognosis Biomarkers and Disease Progression in Intermediate Age-related Macular Degeneration
Where
Lisbon
Age
18 years and over
People
140
Run by
Unidade Local De Saude De Sao Jose E.P.E.
See details and how to join2025-522990-12-00 · EU 2025-522990-12-00
Phase 2/3Taking people
A Long-term Extension Study of JNJ-81201887 (AAVCAGsCD59) Parent Studies in Participants With Geographic Atrophy (GA) Secondary to Age-related Macular Degeneration (AMD)
Where
Coimbra, Porto
Age
60 years and over
People
274 worldwide
Run by
Janssen Research & Development, LLC
See details and how to joinNCT06635148 · EU 2022-500747-21-00
Phase 3Taking people
Study to Assess the Injection Burden, Adverse Events, Change in Disease Activity, and Long-Term Preservation of Visual Acuity of Surabgene Lomparvovec in Adult Participants With Neovascular Age-Related Macular Degeneration (nAMD)
Where
Coimbra, Lisbon, Porto
Age
50 years and over
People
561 worldwide
Run by
AbbVie
See details and how to joinNCT07007065 · EU 2024-512298-28-00
Phase 3Taking people
Single Intravitreal (IVT) Injection of 4D-150 in Patients With Macular Neovascularization Secondary to Age-Related Macular Degeneration
Where
Coimbra
Age
50 years and over
People
480 worldwide
Run by
4D Molecular Therapeutics
See details and how to joinNCT07064759
Phase 2/3Taking people
A clinical trial of EYE201/MK-8748 in people with macular degeneration (MK-8748-003)
Where
Almada, Coimbra
Age
18 years and over
People
250 worldwide
Run by
Eyebiotech Limited
See details and how to join2025-524894-17-00 · EU 2025-524894-17-00
Phase 2Taking people
Study to Evaluate Efficacy and Safety of ONL1204 in Patients With GA Associated With AMD
Where
Coimbra, Porto, Vila Nova de Gaia
Age
55 years and over
People
324 worldwide
Run by
ONL Therapeutics
See details and how to joinNCT06659445 · EU 2024-513174-22-00
Phase 2Taking people
Phase 2 Study of ADX-038 in Participants With Geographic Atrophy
Where
Coimbra, Porto
Age
60 years and over
People
240 worldwide
Run by
ADARx Pharmaceuticals, Inc.
See details and how to joinNCT06990269 · EU 2025-521779-30-00
Phase 2/3Taking people
A Clinical Trial of EYE201/MK-8748 in People With Macular Degeneration (MK-8748-003)
Where
Coimbra
Age
50 years and over
People
960 worldwide
Run by
EyeBiotech Ltd.
See details and how to joinNCT07496567
No phaseNot yet taking people in Portugal
Home Monitoring in eAMD Treatment
Where
Coimbra, Leiria, Lisbon, Loures, Porto
Age
55 years and over
People
80
Run by
Association for Innovation and Biomedical Research on Light and Image
See details and how to joinNCT07340372