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A Phase 3 Trial of Fianlimab (anti-LAG-3) and Cemiplimab versus Pembrolizumab in the Adjuvant Setting in Patients with Completely Resected High-risk Melanoma

Status
Active, not recruiting
Phases
Phase 3
Study type
Interventional
Source
EU CTIS
Registry ID
CTIS2022-501576-25-00
Acronym
R3767-ONC-2055
Enrollment
812
Registered
2023-05-29
Start date
2023-07-07
Completion date
Unknown
Last updated
2025-11-05

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Melanoma

Brief summary

Relapse free survival (RSF)

Detailed description

Overall survival (OS), Distant metastasis-free survival (DMFS), Occurrence of treatment-emergent adverse events (TEAEs), Occurrence of immune-mediated EAEs (im-EAEs), Occurrence of serious adverse events (SAEs), Occurrence of adverse events of special interest (AESIs), Occurrence of TEAEs resulting in death, Occurrence of dose-limiting toxicity (DLT), Occurrence of interruption or discontinuation of study drug(s) due to TEAE, Occurrence of laboratory abnormalities, Concentrations of fianlimab in serum over time, Concentrations of cemiplimab in serum over time, Concentration of finalimab anti-drug antibodies (ADA) and neutralizing antibodies, Concentration of cemiplimab anti-drug antibodies (ADA) and neutralizing antibodies, Patient report outcomes (PRO) for adults as measured by the European Organization for Research and Treatment of Cancer Quality of Life Questionnaire C30 (EORTC-QLQ-C30), PRO for adults as measured by the European Quality of Life Dimension 5 (EQ-5D-5L), PRO for adults as measured by the Functional Assessment of Cancer Therapy (FACT) - melanoma, PRO for adults as determined by the Patient Global Impressions Scale (PGIS), PRO for adults as determined by the Patient Global Impressions of Change Scale (PGIC), Time to global health status/quality of life deterioration per EORTC QLQ-C30, Time to physical functioning deterioration per EORTC QLQ-C30, Time to role functioning deterioration per EORTC QLQ-C30

Interventions

DRUGKEYTRUDA 25 mg/mL concentrate for solution for infusion
DRUGLIBTAYO 350 mg concentrate for solution for infusion.
DRUGFianlimab

Sponsors

Regeneron Pharmaceuticals Inc.
Lead SponsorINDUSTRY

Eligibility

Sex/Gender
All
Age
0 Years to No maximum

Design outcomes

Primary

MeasureTime frame
Relapse free survival (RSF)

Secondary

MeasureTime frame
Overall survival (OS), Distant metastasis-free survival (DMFS), Occurrence of treatment-emergent adverse events (TEAEs), Occurrence of immune-mediated EAEs (im-EAEs), Occurrence of serious adverse events (SAEs), Occurrence of adverse events of special interest (AESIs), Occurrence of TEAEs resulting in death, Occurrence of dose-limiting toxicity (DLT), Occurrence of interruption or discontinuation of study drug(s) due to TEAE, Occurrence of laboratory abnormalities, Concentrations of fianlimab in serum over time, Concentrations of cemiplimab in serum over time, Concentration of finalimab anti-drug antibodies (ADA) and neutralizing antibodies, Concentration of cemiplimab anti-drug antibodies (ADA) and neutralizing antibodies, Patient report outcomes (PRO) for adults as measured by the European Organization for Research and Treatment of Cancer Quality of Life Questionnaire C30 (EORTC-QLQ-C30), PRO for adults as measured by the European Quality of Life Dimension 5 (EQ-5D-5L), PRO for adult

Countries

Belgium, Czechia, France, Germany, Greece, Ireland, Italy, Poland, Romania, Spain

Outcome results

None listed

Source: EU CTIS · Data processed: Feb 4, 2026