An Investigational Immuno-therapy Study Of Nivolumab In Combination With Trametinib With Or Without Ipilimumab In Participants With Previously Treated Cancer of the Colon or Rectum That Has Spread (CheckMate 9N9)
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ClinicalTrials.gov Identifier: NCT03377361 |
Recruitment Status :
Active, not recruiting
First Posted : December 19, 2017
Last Update Posted : March 8, 2023
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Condition or disease | Intervention/treatment | Phase |
---|---|---|
Colorectal Cancer Colorectal Tumors Colorectal Carcinoma Colorectal Neoplasm | Biological: Nivolumab Drug: Trametinib Biological: Ipilimumab Drug: Regorafenib | Phase 1 Phase 2 |
Study Type : | Interventional (Clinical Trial) |
Estimated Enrollment : | 232 participants |
Allocation: | Randomized |
Intervention Model: | Parallel Assignment |
Masking: | None (Open Label) |
Primary Purpose: | Treatment |
Official Title: | A Study Of Nivolumab In Combination With Trametinib With Or Without Ipilimumab In Participants With Previously Treated Metastatic Colorectal Cancers |
Actual Study Start Date : | February 1, 2018 |
Estimated Primary Completion Date : | October 31, 2023 |
Estimated Study Completion Date : | January 30, 2026 |

Arm | Intervention/treatment |
---|---|
Experimental: Part 1 Cohort 1 3rd Line (3L): nivolumab + trametinib |
Biological: Nivolumab
Specified dose on specified days
Other Names:
Drug: Trametinib Specified dose on specified days
Other Name: Mekinist |
Experimental: Part 1A Cohort 2 2nd Line (2L): nivolumab + ipilimumab + trametinib |
Biological: Nivolumab
Specified dose on specified days
Other Names:
Drug: Trametinib Specified dose on specified days
Other Name: Mekinist Biological: Ipilimumab Specified dose on specified days
Other Names:
|
Experimental: Part 1A Cohort 3 (2L): nivolumab + ipilimumab + trametinib |
Biological: Nivolumab
Specified dose on specified days
Other Names:
Drug: Trametinib Specified dose on specified days
Other Name: Mekinist Biological: Ipilimumab Specified dose on specified days
Other Names:
|
Experimental: Part 2 Cohort 4 (3L): nivolumab + ipilimumab + trametinib |
Biological: Nivolumab
Specified dose on specified days
Other Names:
Drug: Trametinib Specified dose on specified days
Other Name: Mekinist Biological: Ipilimumab Specified dose on specified days
Other Names:
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Experimental: Part 2 Cohort 5 (3L): Regorafenib |
Drug: Regorafenib
Specified dose on specified days |
Experimental: Part 1B Cohort 6 (2L): nivolumab + ipilimumab + trametinib |
Biological: Nivolumab
Specified dose on specified days
Other Names:
Drug: Trametinib Specified dose on specified days
Other Name: Mekinist Biological: Ipilimumab Specified dose on specified days
Other Names:
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- Incidence of dose limiting toxicity (DLTs) [ Time Frame: Up to 23 months ]
- Incidence of Adverse Events (AEs) [ Time Frame: Approximately 100 months ]
- Incidence of Serious Adverse Events (SAEs) [ Time Frame: Approximately 100 months ]
- Incidence of Deaths [ Time Frame: Up to 100 months ]
- Incidence of clinically significant changes in clinical laboratory results: Hematology tests [ Time Frame: Up to 77 months ]
- Incidence of clinically significant changes in clinical laboratory results: Clinical Chemistry tests [ Time Frame: Up to 77 months ]
- Incidence of clinically significant changes in clinical laboratory results: Urinalysis tests [ Time Frame: Up to 77 months ]
- Objective response rate (ORR) by investigator (Part 1B and Part 2) [ Time Frame: Approximately 24 months ]
- Objective response rate (ORR) (Part 1A and Part 1) [ Time Frame: Approximately 24 months ]
- Disease control rate (DCR) [ Time Frame: Approximately 24 months ]
- Duration of response (DOR) [ Time Frame: Approximately 24 months ]
- Time to response (TTR) [ Time Frame: Approximately 24 months ]
- Progression-free survival (PFS) by investigator per response evaluation criteria in solid tumors (RECIST) v1.1 [ Time Frame: Approximately 24 months ]
- Best overall response (BOR) [ Time Frame: Up to 24 months ]
- Overall survival (OS) [ Time Frame: Approximately 40 months ]
- Incidence of Adverse Events (AEs) [ Time Frame: Approximately 100 months ]
- Incidence of Serious Adverse Events (SAEs) [ Time Frame: Approximately 100 months ]
- Incidence of Deaths [ Time Frame: Up to 100 months ]
- Incidence of clinically significant changes in clinical laboratory results: Hematology tests [ Time Frame: Up to 77 months ]
- Incidence of clinically significant changes in clinical laboratory results: Clinical Chemistry tests [ Time Frame: Up to 77 months ]
- Incidence of clinically significant changes in clinical laboratory results: Urinalysis tests [ Time Frame: Up to 77 months ]

Choosing to participate in a study is an important personal decision. Talk with your doctor and family members or friends about deciding to join a study. To learn more about this study, you or your doctor may contact the study research staff using the contacts provided below. For general information, Learn About Clinical Studies.
Ages Eligible for Study: | 18 Years and older (Adult, Older Adult) |
Sexes Eligible for Study: | All |
Accepts Healthy Volunteers: | No |
Inclusion Criteria:
- Histologically or cytologically confirmed previously treated metastatic colorectal cancer with adenocarcinoma histology and in Stage IV per American Joint Committee on Cancer (version 4.0) at study entry
- Microsatellite status should be performed per local standard of practice, immunohistochemistry (IHC) and/or PCR. If IHC results are equivocal, PCR is required for determining microsatellite stable (MSS) status
- Must have measurable disease per RECIST 1.1. Participants with lesions in a previously irradiated field as the sole site of measurable disease will be permitted to enroll provided the lesion(s) have demonstrated clear progression and can be measured accurately
- Eastern Cooperative Oncology Group (ECOG) Performance Status of 0-1 at screening and on cycle 1 day 1 (C1D1)
Exclusion Criteria:
- BRAF V600 mutant colorectal cancer
- Active brain metastases or leptomeningeal metastases
- Active, known or suspected autoimmune disease
- Participants with a condition requiring systemic treatment with either corticosteroids (> 10 mg daily prednisone equivalents) or other immunosuppressive medications within 14 days of study treatment administration
- History of interstitial lung disease or pneumonitis
- Prior treatment with immune checkpoint inhibitors and mitogen-activated protein kinase enzymes (MEK) inhibitors
- History of allergy or hypersensitivity to study drug components
Other protocol defined inclusion/exclusion criteria apply

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.
Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT03377361

Study Director: | Bristol-Myers Squibb | Bristol-Myers Squibb |
Responsible Party: | Bristol-Myers Squibb |
ClinicalTrials.gov Identifier: | NCT03377361 |
Other Study ID Numbers: |
CA209-9N9 2017-001830-24 ( EudraCT Number ) |
First Posted: | December 19, 2017 Key Record Dates |
Last Update Posted: | March 8, 2023 |
Last Verified: | March 2023 |
Studies a U.S. FDA-regulated Drug Product: | Yes |
Studies a U.S. FDA-regulated Device Product: | No |
Colorectal Neoplasms Intestinal Neoplasms Gastrointestinal Neoplasms Digestive System Neoplasms Neoplasms by Site Neoplasms Digestive System Diseases Gastrointestinal Diseases Colonic Diseases Intestinal Diseases |
Rectal Diseases Nivolumab Ipilimumab Trametinib Antineoplastic Agents, Immunological Antineoplastic Agents Immune Checkpoint Inhibitors Molecular Mechanisms of Pharmacological Action Protein Kinase Inhibitors Enzyme Inhibitors |