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Recruiting Phase 3 NCT05920356

NCT05920356 A Study Evaluating Sotorasib Platinum Doublet Combination Versus Pembrolizumab Platinum Doublet Combination as a Front-Line Therapy in Participants With Stage IV or Advanced Stage IIIB/C Nonsquamous Non-Small Cell Lung Cancers (CodeBreaK 202)

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Clinical Trial Summary
NCT ID NCT05920356
Status Recruiting
Phase Phase 3
Sponsor Amgen
Condition Non-Small Cell Lung Cancer (NSCLC)
Study Type INTERVENTIONAL
Enrollment 750 participants
Start Date 2023-11-16
Primary Completion 2027-06-30

Eligibility & Interventions

Sex All sexes
Min Age 18 Years
Max Age 100 Years
Study Type INTERVENTIONAL
Interventions
SotorasibPembrolizumab

Eligibility Fast-Check

Enter your details for a quick preliminary check. This does not replace medical advice.

What to Expect as a Participant

You will actively receive the study intervention — which may be a drug, biologic, device, or procedure.

Phase 3 trials are large pivotal studies comparing the treatment to current standard of care or placebo. Your participation directly contributes to the evidence needed for regulatory approval.

This trial targets 750 participants in total. It began in 2023-11-16 with a primary completion date of 2027-06-30.

⚠ This information is for research awareness only. Always consult your physician before joining any clinical trial. Participation is voluntary and you may withdraw at any time.

Brief Summary

The primary objectives are to compare progression-free survival (PFS) and overall survival (OS) in participants who receive sotorasib with platinum doublet chemotherapy versus participants who receive pembrolizumab with platinum doublet chemotherapy.

Eligibility Criteria

Inclusion Criteria: * Histologically or cytologically confirmed diagnosis of nonsquamous stage IV or advanced Stage IIIB or IIIC NSCLC with KRAS p. G12C mutation and negative for PD-L1 expression by central testing or local laboratory testing confirmed through central testing * No history of systemic anticancer therapy in metastatic/non-curable settings * Eastern Cooperative Oncology Group (ECOG) ≤ 1 Exclusion Criteria: * Mixed histology NSCLC with either small-cell or large-cell neuroendocrine cell component or predominant squamous cell histology * Participants with tumors known to harbor molecular alterations for which targeted therapy is locally approved as a front-line therapy * Symptomatic (treated or untreated) brain metastases * Gastrointestinal (GI) tract disease causing the inability to take oral medication * Myocardial infarction within 6 months of randomization, unstable arrhythmias, or unstable angina * Prior therapy with a KRAS G12C inhibitor

Contact & Investigator

Central Contact

Amgen Call Center

✉ medinfo@amgen.com

📞 866-572-6436

Principal Investigator

MD

STUDY DIRECTOR

Amgen

Frequently Asked Questions

Who can join the NCT05920356 clinical trial?

This trial is open to participants of all sexes, aged 18 Years or older, up to 100 Years, studying Non-Small Cell Lung Cancer (NSCLC). Full inclusion and exclusion criteria are listed in the Eligibility Criteria section. Always confirm your eligibility with the research team before applying.

What phase is the NCT05920356 trial and what does that mean for participants?

Phase 3 trials are large-scale studies comparing the new treatment to existing standards of care or a placebo. They provide the evidence needed for regulatory approval. This trial targets 750 participants.

Is NCT05920356 currently recruiting?

Yes, NCT05920356 is actively recruiting participants. Contact the research team at medinfo@amgen.com for enrollment information.

Where is the NCT05920356 trial being conducted?

This trial is being conducted at Santa Barbara, United States, Newark, United States, Chicago, United States, Niles, United States and 11 additional locations.

Who is sponsoring the NCT05920356 clinical trial?

NCT05920356 is sponsored by Amgen. The principal investigator is MD at Amgen. The trial plans to enroll 750 participants.

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ClinicalMetric — Independent clinical trial intelligence platform. Not affiliated with NIH, ClinicalTrials.gov, the U.S. FDA, or any pharmaceutical company, hospital, or clinical research organization. Trial data is sourced from ClinicalTrials.gov for informational purposes only and does not constitute medical advice. Do not make any treatment, enrollment, or health decisions based solely on information found here — always consult a qualified healthcare professional. Full Disclaimer  ·  Last Reviewed: July 2026  ·  Data Methodology