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A PK Study to Compare GME751 (Proposed Pembrolizumab Biosimilar) and US-licensed and EU-authorized Keytruda® in Participants With Stage II and III Melanoma

A Randomized, Double-blind, Parallel-group Study to Compare Pharmacokinetics of GME751 (Proposed Pembrolizumab Biosimilar) and US-licensed and EU Authorized Keytruda® in Participants With Stage II and III Melanoma Requiring Adjuvant Treatment With Pembrolizumab

Status
Completed
Phases
Phase 1
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT06153238
Enrollment
322
Registered
2023-12-01
Start date
2024-05-15
Completion date
2026-05-05
Last updated
2026-07-07

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

Conditions

Melanoma

Brief summary

The purpose of this study is to investigate the pharmacokinetic (PK) similarity and efficacy, safety, and immunogenicity of GME751 compared with Keytruda® (pembrolizumab) in subjects with resected advanced melanoma requiring adjuvant treatment with pembrolizumab.

Detailed description

Eligible subjects will be randomized in a 1:1:1 ratio to receive either GME751, Food and Drug Administration (FDA)-licensed pembrolizumab (Keytruda-US) or European Union (EU)-authorized pembrolizumab (Keytruda-EU). The maximum study duration for a participant will be approximately 28 weeks including screening. Treatment duration is 24 weeks (4 treatment cycles, each of 6 weeks duration). However, subject should discontinue study participation in case of disease recurrence, unacceptable toxicity or other reasons. Participants who are benefiting from treatment with pembrolizumab without signs of recurrence or unacceptable toxicity will be eligible for continued pembrolizumab treatment via most suitable option based on the respective country regulations.

Interventions

DRUGGME751

400 mg Q6W, i.v. infusion, over 24 weeks period

DRUGKeytruda - EU

400 mg Q6W, i.v. infusion, over 24 weeks period

DRUGKeytruda - US

400 mg Q6W, i.v. infusion, over 24 weeks period

Sponsors

Sandoz
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
DOUBLE (Subject, Investigator)

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

* At least 18 years of age * Advanced Melanoma * Completely removed melanoma by surgery performed within 13 weeks of randomization * Adequate organ function * Subject has an Eastern Cooperative Oncology Group (ECOG) performance status score of 0 or 1

Exclusion criteria

* Known history or evidence of ocular or uveal melanoma * Known history of hypersensitivity (grade ≥3) to pembrolizumab or its excipients * Known History of auto-immune disease * Received live vaccine ≤30 days before the first study treatment * Prior treatment with anti-PD-1 agents or agent against another stimulatory or co-inhibitory T cell receptor * Active autoimmune disease that has necessitated chronic systemic treatment within 2 years before the first study treatment Other protocol-defined inclusion/

Design outcomes

Primary

MeasureTime frameDescription
Area Under the Serum Concentration-time Curve from Time Zero to 42 Days (AUC0-42d)Day 1 (Postdose) through Day 42The PK similarity (AUC0-42d) of GME751 compared with pembrolizumab will be demonstrated in subjects with advanced melanoma in the adjuvant setting.
Area Under the Serum Concentration-time Curve Over the Dosing Interval at Steady StateWeek 19 through Week 24The PK similarity (AUCtau\_ss) of GME751 compared with pembrolizumab will be demonstrated in subjects with advanced melanoma in the adjuvant setting.

Countries

Bosnia and Herzegovina, Brazil, France, Georgia, Germany, Italy, Lithuania, Malaysia, Mexico, Moldova, North Macedonia, Philippines, Romania, Serbia, South Africa, Spain, Turkey (Türkiye), United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Jul 8, 2026