Metastatic breast cancer trials in Greece

In Greece 12 Also abroad 610

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

Phase 3Taking people
Phase 3 Study of RLY-2608 + Fulvestrant vs Capivasertib + Fulvestrant as Treatment for Locally Advanced or Metastatic PIK3CA-mutant HR+/HER2- Breast Cancer
Where
Athens, Chaïdári, Filothei, Heraklion, Larissa, Thessaloniki
Age
18 years and over
People
540 worldwide
Run by
Relay Therapeutics, Inc.
See details and how to joinNCT06982521 · EU 2025-523083-21-00
Phase 3Taking people
A Study of Tersolisib (LY4064809/STX-478) With Other Anti-Cancer Treatments in Participants With Advanced Breast Cancer With a Genetic Change (PIK3CA)
Where
Athens, Chaïdári, Heraklion, Ioannina, Larissa, Marousi, Pátrai, Thessaloniki
Age
18 years and over
People
800 worldwide
Run by
Eli Lilly and Company
See details and how to joinNCT07174336 · EU 2025-522791-92-00
Phase 3Taking people
A Clinical Study of Patritumab Deruxtecan to Treat Breast Cancer (MK-1022-016)
Where
Athens, Heraklion, Thessaloniki
Age
18 years and over
People
1,000 worldwide
Run by
Merck Sharp & Dohme LLC
See details and how to joinNCT07060807 · EU 2025-520582-51-00
Phase 3Taking people
A Phase 3, randomized, open-label, multicenter, controlled study to evaluate the efficacy and safety of zanidatamab in combination with physician’s choice chemotherapy compared to trastuzumab in combination with physician’s choice chemotherapy for the treatment (EmpowHER 303)
Where
Athens, Maroussi, Patras, Thessaloniki
Age
18 years and over
People
264 worldwide
Run by
Jazz Pharmaceuticals Ireland Limited
See details and how to joinNCT06435429 · EU 2023-508960-31-00
Phase 3Taking people
A Study to Learn About the Study Medicine Called PF-07248144 in Combination With Fulvestrant in People With HR-positive, HER2-negative Advanced or Metastatic Breast Cancer Who Progressed After a Prior Line of Treatment.
Where
Alexandroupoli, Athens, Filothei, Heraklion, Larissa, Maroussi, Thessaloniki
Age
18 years and over
People
400 worldwide
Run by
Pfizer
See details and how to joinNCT07062965 · EU 2025-520566-22-00
No phaseTaking people
Mechanisms of Response and Resistance to Innovative Treatments in Patients With Locally Advanced or Metastatic Breast Cancer
Where
Athens, Thessaloniki
Age
18 years and over
People
150
Run by
Hellenic Cooperative Oncology Group
See details and how to joinNCT07066917
Phase 3Taking people
A Study of Sacituzumab Tirumotecan (MK-2870) as a Single Agent and in Combination With Pembrolizumab (MK-3475) Versus Treatment of Physician's Choice in Participants With HR+/HER2- Unresectable Locally Advanced or Metastatic Breast Cancer (MK-2870-010)
Where
Athens, Larissa, Marousi, Thessaloniki
Age
18 years and over
People
1,200 worldwide
Run by
Merck Sharp & Dohme LLC
See details and how to joinNCT06312176 · EU 2023-504918-29-00
Phase 3Taking people
Phase 3 Study of Gedatolisib as First-Line Treatment for Patients With HR-Positive, HER2-Negative Advanced Breast Cancer (VIKTORIA-2)
Where
Athens, Heraklion, Larissa, Pireas, Thessaloniki
Age
18 years and over
People
1,180 worldwide
Run by
Celcuity Inc
See details and how to joinNCT06757634 · EU 2024-518933-28-01
Phase 3Taking people
Palazestrant in Combination With Ribociclib for the First-line Treatment of ER+/HER2- Advanced Breast Cancer
Where
Athens, Patras, Pireas, Thessaloniki
Age
18 years and over
People
1,000 worldwide
Run by
Olema Pharmaceuticals, Inc.
See details and how to joinNCT07085767 · EU 2025-522873-12-00
Phase 3Taking people
Elacestrant + Everolimus in Patients ER+/HER2-, ESR1mut, Advanced Breast Cancer Progressing to ET and CDK4/6i.
Where
Alexandroupoli, Athens, Heraklion, Ioannina, Larissa, Patras, Pireas, Thessaloniki
Age
18 years and over
People
300 worldwide
Run by
MedSIR
See details and how to joinNCT06382948 · EU 2024-512926-27-00
Phase 4Taking people
IMPlementing geriatric assessment for dose Optimization of CDK 4/6-inhibitors in older bReasT cAncer patieNTs – a pragmatic randomized-controlled trial (IMPORTANT trial)
Where
athens, Athens, Maroussi, Patras, Pireas, Thessaloniki
Age
65 years and over
People
495 worldwide
Run by
Region Oerebro Laen
See details and how to join2023-506620-87-00 · EU 2023-506620-87-00
Phase 3Taking people
Implementing Geriatric Assessment for Dose Optimization of Cyclin-dependent Kinase (CDK) 4/6-inhibitors in Older Breast Cancer Patients
Where
Athens, Pátrai, Thessaloniki
Age
70 years and over
People
495 worldwide
Run by
Region Örebro County
See details and how to joinNCT06044623