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Personalized Immunotherapy in Patients With Recurrent /Metastatic SCCHN That Have Progressed on Prior Immunotherapy

A Phase II Trial of Personalized Immunotherapy in Patients With Recurrent and/or Metastatic Squamous Cell Carcinoma of the Head and Neck That Have Progressed on Prior Immunotherapy

Status
Completed
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT04326257
Enrollment
20
Registered
2020-03-30
Start date
2020-05-14
Completion date
2024-08-12
Last updated
2026-01-08

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

Conditions

Squamous Cell Carcinoma of the Head and Neck

Keywords

nivolumab, Relatlimab, Ipilimumab, immunotherapy, anti-PD-1, anti-PD-L1, RECIST 1.1, recurrent cancer, metastatic cancer, tumor microenvironment analysis, LAG-3, CTLA-4

Brief summary

In this Phase II trial of personalized immunotherapy in R/M HNSCC, gene expression of LAG3 and CTLA4 by RNA seq will be determined to select the appropriate agent (Ipilimumab or Relatlimab) to add to Nivolumab in patients with recurrent and/or metastatic squamous cell carcinoma of the head and neck (R/M HNSCC) who have failed prior immunotherapy with anti-PD-1 or PD-L1 mAb therapy. The agent, either Ipilimumab or Relatlimab will be chosen based on the highest relevant immune gene expression (CTLA4 or LAG-3) as long as the minimum difference required is met.

Detailed description

In this Phase II non-randomized trial, n=40 eligible patients will have tumor tissue (core or excisional/incisional) for gene expression of LAG3 and CTLA4 via RNA seq per OmniSeq Immune Report Card to determine which drug (either Relatlimab or Ipilimumab) will be added to Nivolumab for treatment. The patient will then receive the prescribed therapy continuously for up to 24 cycles (1 cycle = 28 days). The drug to be added to Nivolumab will be based on which relevant gene has the highest expression as long as the minimum difference required is met. If the minimum difference is not met than a patient will be randomized to either Nivolumab plus Relatlimab or Nivolumab plus Ipilimumab. The patient will then receive the prescribed therapy continuously for up to 24 cycles (1 cycle = 28 days) with repeat imaging prior to every 3rd cycle until progression of disease. Response, evaluated by RECIST 1.1, with modifications to allow for continued therapy until progressive disease is confirmed if the patient is clinically stable, will be used in the trial. If the patient has confirmed progression the patient may be eligible to undergo a second biopsy and second treatment on trial. If these criteria are met the patient will then be treated with this new combination with repeat imaging prior to every 3rd cycle as per initial treatment, until progression of disease.

Interventions

DRUGNivolumab+Relatlimab

IV administration of both Nivolumab and Relatlimab

IV administration of both Nivolumab and Ipilimumab

Sponsors

Bristol-Myers Squibb
CollaboratorINDUSTRY
Dan Zandberg
Lead SponsorOTHER

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
NONE

Intervention model description

In this open-label, 2 parallel arms trial, RNA seq analysis via the Omniseq immune report card will be used to determine which drug (Relatlimab or Ipilimumab) will be added to Nivolumab for treatment.

Eligibility

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

Inclusion criteria

1. Recurrent and/or Metastatic squamous cell carcinoma of the head and neck that is not amenable to therapy with curative intent. Patients who refuse salvage surgery or radiation for recurrence are potentially eligible. 2. Failure of prior immunotherapy as defined as: 1. Progression of disease on anti-PD-1 mAb or anti-PD-L1 mAb treatment in the R/M setting. 2. Both patients that have received platinum based chemotherapy prior or have not yet received platinum based chemotherapy are eligible. 3. Patients cannot have received more than 3 total lines of prior systemic therapy in the recurrent/metastatic setting. 4. ECOG performance status of 0-1 5. Have at least one measurable area of disease (Target Lesion) based on RECIST 1.1. 6. Provide adequate tissue (core or incisional/excisional biopsy) prior to starting study for analysis for gene expression of LAG3 and CTLA4 per OmniSeq Immune Report Card. FNA is not adequate. Archival tissue can only be used if it was obtained in the recurrent/metastatic setting and there has been no subsequent cancer treatment after that tissue was obtained. 7. Life expectancy of at least 12 weeks based on investigator estimate. 8. Age ≥ 18 years old 9. LVEF assessment with documented LVEF ≥50% by either TTE or MUGA (TTE preferred test) within 6 months from first study drug administration 10. Patients must have normal organ and marrow function as defined below: * absolute neutrophil count ≥1,500/mcL * platelets ≥100,000/mcL * total bilirubin ≤ institutional upper limit of normal (ULN) * AST(SGOT)/ALT(SGPT) ≤2.5 x institutional ULN * creatinine ≤ institutional ULN OR \- glomerular filtration rate ≥40 mL/min/1.73 m2 for patients with creatinine levels. (GFR) above institutional normal. 11. Female subjects of childbearing potential should have a negative urine or serum pregnancy within 1 days prior to receiving the first dose of study medication. If the urine test is positive or cannot be confirmed as negative, a serum pregnancy test will be required. 12. Female subjects of childbearing potential should be willing to use 1 methods of birth control or abstain from heterosexual activity for the course of the study through 5 months after the last dose of study medication. Women of childbearing potential are those who have not been surgically sterilized or have not been free from menses for \> 1 year. 13. Male subjects should agree to use an adequate method of contraception starting with the first dose of study therapy through 7 months after the last dose of study therapy. 14. Ability to understand and the willingness to sign a written informed consent document.

Exclusion criteria

1. SCC of salivary gland origin or cutaneous SCC of the head and neck. HNSCC of unknown origin ARE eligible. 2. Patients who received Ipilimumab or Relatlimab in the recurrent/metastatic setting will be excluded. 3. Is currently participating in or has participated in a study of an investigational agent or used an investigational device within 2 weeks of the first dose of treatment. 4. Has a diagnosis of immunodeficiency or is receiving systemic steroid therapy (equivalent of \>10 mg of prednisone) or any other form of immunosuppressive therapy within 7 days prior to the first dose of trial treatment. 5. Has had a prior monoclonal antibody, chemotherapy, or targeted small molecule therapy within 2 weeks prior to study Day 1 or who has not recovered (i.e., ≤ Grade 1 or at baseline) from adverse events due to agents administered more than 4 weeks earlier (alopecia is an exception). Note: Subjects with ≤ Grade 2 neuropathy, ototoxicity, hypothyroidism or hyperthyroidism, are an exception to this criterion and qualify for the study. 6. History of other malignancy within 3 years with the exception of prior HNSCC, adequately treated basal cell or squamous cell skin cancer, or carcinoma of the cervix. 7. Has an active autoimmune disease requiring systemic immunosuppressive treatment within the past 3 months. Subjects with vitiligo, Grave's disease, or psoriasis not requiring systemic therapy or resolved childhood asthma/atopy would be an exception to this rule. Subjects that require intermittent use of bronchodilators or local steroid injections would not be excluded from the study. Subjects with hypothyroidism stable on hormone replacement or Sjorgen's syndrome will not be excluded from the study. 8. Uncontrolled or significant cardiovascular disease including, but not limited to, any of the following: 1. Myocardial infarction (MI) or stroke/transient ischemic attack (TIA) within the 6 months prior to consent; 2. Uncontrolled angina within the 3 months prior to consent; 3. Any history of clinically significant arrhythmias (such as ventricular tachycardia, ventricular fibrillation, torsades de pointes, or poorly controlled atrial fibrillation); 4. QTc prolongation \> 480 msec; 5. History of other clinically significant cardiovascular disease (i.e., cardiomyopathy, congestive heart failure with New York Heart Association \[NYHA\] functional classification III-IV, pericarditis, significant pericardial effusion, significant coronary stent occlusion, poorly controlled deep venous thrombosis, etc.); 6. Cardiovascular disease-related requirement for daily supplemental oxygen 7. History of two or more MIs OR two or more coronary revascularization procedures 8. Subjects with history of myocarditis, regardless of etiology. 9. A confirmed history of encephalitis, meningitis, or uncontrolled seizures in the year prior to informed consent 10. Subjects with history of life-threatening toxicity related to prior immune therapy (eg. anti-CTLA-4 or anti-PD-1/PD-L1 treatment or any other antibody or drug specifically targeting T-cell co-stimulation or immune checkpoint pathways) except those that are unlikely to re-occur with standard countermeasures (eg, hormone replacement after endocrinopathy). 11. Troponin T (TnT) or I (TnI) \> 2 × institutional ULN. Subjects with TnT or TnI levels between \> 1 to 2 × ULN will be permitted if repeat levels within 24 hours are ≤1 x ULN. If TnT or TnI levels are \>1 to 2 × ULN within 24 hours, the subject may undergo a cardiac evaluation and be considered for treatment based on the discretion of the PI. When repeat levels within 24 hours are not available, a repeat test should be conducted as soon as possible. If TnT or TnI repeat levels beyond 24 hours are \< 2 x ULN, the subject may undergo a cardiac evaluation and be considered for treatment, based on the discretion of the PI. 12. Has a history of non-infectious pneumonitis that required steroids, evidence of interstitial lung disease, or currently active non-infectious pneumonitis. 13. Has a history or current evidence of any condition, therapy, or laboratory abnormality that might confound the results of the trial, interfere with the subject's participation for the full duration of the trial, or is not in the best interest of the subject to participate, in the opinion of the treating investigator. 14. Has known psychiatric or substance abuse disorders that would interfere with cooperation with the requirements of the trial. 15. Is pregnant or breastfeeding or expecting to conceive or father children within the projected duration of the trial, starting with the screening visit through 24 weeks after the last dose of trial treatment. 16. Has a history of Human Immunodeficiency Virus (HIV) (HIV 1/2 antibodies). 17. Has active Hepatitis B or Hepatitis C 18. Has a history of a solid organ transplant.

Design outcomes

Primary

MeasureTime frameDescription
Probability of Objective Response (OR) - Selected TreatmentFrom start of treatment, up to 36 monthsThe probability of response to therapy in patients who have progressed on prior immunotherapy. Per Response Evaluation Criteria in Solid Tumors (RECIST v1.1) Complete Response (CR) is disappearance of all target and non-target lesions; Partial Response (PR) is at least a 30% decrease in the sum of the diameters of target lesions, taking as reference the baseline sum diameters.

Secondary

MeasureTime frameDescription
Probability of Objective Response (OR) - Randomized TreatmentFrom start of treatment, up to 36 monthsThe probability of response to therapy in patients who have progressed on prior immunotherapy. Per Response Evaluation Criteria in Solid Tumors (RECIST v1.1) Complete Response (CR) is disappearance of all target and non-target lesions; Partial Response (PR) is at least a 30% decrease in the sum of the diameters of target lesions, taking as reference the baseline sum diameters.
Disease Control Rate (DCR)From start of treatment, up to 36 monthsThe percent probability of not experiencing disease progression in patients regardless of selected/randomized treatment. Per Response Evaluation Criteria in Solid Tumors (RECIST v1.1) Complete Response (CR) is disappearance of all target and non-target lesions; Partial Response (PR) is at least a 30% decrease in the sum of the diameters of target lesions, taking as reference the baseline sum diameters; Stable Disease (SD) is neither sufficient decrease (target lesions) to qualify as a PR or sufficient increase to qualify as PD. Incomplete Response/Stable Disease (SD) is the persistence of one or more non-target lesions.
Progression-free Survival (PFS)From start of treatment up to 36 monthsThe length of time from the start of treatment that patients live with disease that does not progress per Response Evaluation Criteria in Solid Tumors (RECIST v1.1) in patients who have progressed on prior immunotherapy. Per RECIST, Progressive Disease (PD) is defined as at least a 20% increase in the sum of the diameters of target lesions compared to baseline sum of target lesions, or any new lesions.It also includes the appearance of one or more new lesions and/or unequivocal progression of existing non-target lesions.
Overall Survival (OS)From start of treatment, up to 36 monthsThe length of time from the start of treatment that patients remain alive, in patients who have progressed on prior immunotherapy.
Duration of Disease ControlFrom start of treatment, up to 36 monthsMean number of months that patients who had Stable Disease experienced disease control. Per Response Evaluation Criteria in Solid Tumors (RECIST v1.1) Stable Disease (SD) is neither sufficient decrease (target lesions) to qualify as a PR or sufficient increase to qualify as PD. Incomplete Response/Stable Disease (SD) is the persistence of one or more non-target lesions.
Adverse Events Per Common Terminology Criteria for Adverse Events (CTCAE) v5.0From start of treatment, up to 36 monthsAdverse Events possibly, probably or definitely related to study treatment per Common Terminology Criteria for Adverse Events (CTCAE) v5.0 experienced.

Countries

United States

Participant flow

Participants by arm

ArmCount
Selected Treatment
Nivolumab+Relatlimab: IV administration of both Nivolumab and Relatlimab Nivolumab will be dosed 480mg IV q 4 weeks and Relatlimab 160mg IV q 4 weeks One cycle is defined as 4 weeks of treatment and both drugs are given on the same day. Patients will receive the prescribed therapy continuously for up to 24 cycles until progression of disease or adverse event(s) requiring treatment discontinuation. Or, Nivolumab+Ipilimumab: IV administration of both Nivolumab and Ipilimumab Nivolumab will be dosed at 3mg/kg IV q 2 weeks and Ipilimumab 1mg/kg IV q 6 weeks. Patients will receive four doses of Ipilimumab and the last dosage of Nivolumab 3mg/kg IV q 2 weeks will be given at the time of the 4th dose of Ipilimumab, followed 2 weeks later by Nivolumab 480 mg IV q 4 weeks. A cycle of therapy will be defined as 4 weeks of treatment. The patient will receive the prescribed therapy continuously for up to 24 cycles until progression of disease or adverse event(s) requiring treatment discontinuation.
7
Randomized Treatment
Nivolumab+Relatlimab: IV administration of both Nivolumab and Relatlimab Nivolumab will be dosed 480mg IV q 4 weeks and Relatlimab 160mg IV q 4 weeks One cycle is defined as 4 weeks of treatment and both drugs are given on the same day. Patients will receive the prescribed therapy continuously for up to 24 cycles until progression of disease or adverse event(s) requiring treatment discontinuation. Or, Nivolumab+Ipilimumab: IV administration of both Nivolumab and Ipilimumab Nivolumab will be dosed at 3mg/kg IV q 2 weeks and Ipilimumab 1mg/kg IV q 6 weeks. Patients will receive four doses of Ipilimumab and the last dosage of Nivolumab 3mg/kg IV q 2 weeks will be given at the time of the 4th dose of Ipilimumab, followed 2 weeks later by Nivolumab 480 mg IV q 4 weeks. A cycle of therapy will be defined as 4 weeks of treatment. The patient will receive the prescribed therapy continuously for up to 24 cycles until progression of disease or adverse event(s) requiring treatment discontinuation.
13
Total20

Baseline characteristics

CharacteristicSelected TreatmentRandomized TreatmentTotal
Age, Continuous62.86 years
STANDARD_DEVIATION 9.974
63.62 years
STANDARD_DEVIATION 7.633
63.35 years
STANDARD_DEVIATION 8.267
Ethnicity (NIH/OMB)
Hispanic or Latino
0 Participants0 Participants0 Participants
Ethnicity (NIH/OMB)
Not Hispanic or Latino
7 Participants13 Participants20 Participants
Ethnicity (NIH/OMB)
Unknown or Not Reported
0 Participants0 Participants0 Participants
Race (NIH/OMB)
American Indian or Alaska Native
0 Participants0 Participants0 Participants
Race (NIH/OMB)
Asian
0 Participants0 Participants0 Participants
Race (NIH/OMB)
Black or African American
0 Participants0 Participants0 Participants
Race (NIH/OMB)
More than one race
0 Participants0 Participants0 Participants
Race (NIH/OMB)
Native Hawaiian or Other Pacific Islander
0 Participants0 Participants0 Participants
Race (NIH/OMB)
Unknown or Not Reported
0 Participants0 Participants0 Participants
Race (NIH/OMB)
White
7 Participants13 Participants20 Participants
Sex: Female, Male
Female
0 Participants2 Participants2 Participants
Sex: Female, Male
Male
7 Participants11 Participants18 Participants

Adverse events

Event typeEG000
affected / at risk
EG001
affected / at risk
deaths
Total, all-cause mortality
12 / 134 / 7
other
Total, other adverse events
10 / 136 / 7
serious
Total, serious adverse events
11 / 136 / 7

Outcome results

Primary

Probability of Objective Response (OR) - Selected Treatment

The probability of response to therapy in patients who have progressed on prior immunotherapy. Per Response Evaluation Criteria in Solid Tumors (RECIST v1.1) Complete Response (CR) is disappearance of all target and non-target lesions; Partial Response (PR) is at least a 30% decrease in the sum of the diameters of target lesions, taking as reference the baseline sum diameters.

Time frame: From start of treatment, up to 36 months

Population: Treated patients who were radiologically evaluable. It was pre-specified to report data per the two groups of interest, selected or randomized, without specific drug combinations.

ArmMeasureValue (NUMBER)
Selected TreatmentProbability of Objective Response (OR) - Selected Treatment0 percentage of patients
Secondary

Adverse Events Per Common Terminology Criteria for Adverse Events (CTCAE) v5.0

Adverse Events possibly, probably or definitely related to study treatment per Common Terminology Criteria for Adverse Events (CTCAE) v5.0 experienced.

Time frame: From start of treatment, up to 36 months

Population: Distinct number of treated patients. It was pre-specified to report data per the two groups of interest, selected or randomized, without specific drug combinations.

ArmMeasureGroupValue (NUMBER)
Selected TreatmentAdverse Events Per Common Terminology Criteria for Adverse Events (CTCAE) v5.0Hypophosphatemia2 patients
Selected TreatmentAdverse Events Per Common Terminology Criteria for Adverse Events (CTCAE) v5.0Fatigue2 patients
Selected TreatmentAdverse Events Per Common Terminology Criteria for Adverse Events (CTCAE) v5.0Hyperglycemia1 patients
Selected TreatmentAdverse Events Per Common Terminology Criteria for Adverse Events (CTCAE) v5.0Hypoalbuminemia1 patients
Selected TreatmentAdverse Events Per Common Terminology Criteria for Adverse Events (CTCAE) v5.0Aspartate aminotransferase increased3 patients
Selected TreatmentAdverse Events Per Common Terminology Criteria for Adverse Events (CTCAE) v5.0Alanine aminotransferase increased3 patients
Selected TreatmentAdverse Events Per Common Terminology Criteria for Adverse Events (CTCAE) v5.0Alkaline phosphatase increased2 patients
Selected TreatmentAdverse Events Per Common Terminology Criteria for Adverse Events (CTCAE) v5.0Anemia2 patients
Selected TreatmentAdverse Events Per Common Terminology Criteria for Adverse Events (CTCAE) v5.0Anorexia1 patients
Selected TreatmentAdverse Events Per Common Terminology Criteria for Adverse Events (CTCAE) v5.0PACs on EKG1 patients
Selected TreatmentAdverse Events Per Common Terminology Criteria for Adverse Events (CTCAE) v5.0Cough0 patients
Selected TreatmentAdverse Events Per Common Terminology Criteria for Adverse Events (CTCAE) v5.0Creatinine increased1 patients
Selected TreatmentAdverse Events Per Common Terminology Criteria for Adverse Events (CTCAE) v5.0Hyponatremia2 patients
Selected TreatmentAdverse Events Per Common Terminology Criteria for Adverse Events (CTCAE) v5.0Lymphocyte count decreased3 patients
Selected TreatmentAdverse Events Per Common Terminology Criteria for Adverse Events (CTCAE) v5.0Platelet count decreased1 patients
Selected TreatmentAdverse Events Per Common Terminology Criteria for Adverse Events (CTCAE) v5.0psoriasis1 patients
Selected TreatmentAdverse Events Per Common Terminology Criteria for Adverse Events (CTCAE) v5.0Tumor hemorrhage1 patients
Selected TreatmentAdverse Events Per Common Terminology Criteria for Adverse Events (CTCAE) v5.0Vomiting1 patients
Selected TreatmentAdverse Events Per Common Terminology Criteria for Adverse Events (CTCAE) v5.0Weight loss0 patients
Selected TreatmentAdverse Events Per Common Terminology Criteria for Adverse Events (CTCAE) v5.0Rash maculo-papular0 patients
Selected TreatmentAdverse Events Per Common Terminology Criteria for Adverse Events (CTCAE) v5.0Pneumonitis0 patients
Selected TreatmentAdverse Events Per Common Terminology Criteria for Adverse Events (CTCAE) v5.0Diarrhea0 patients
Selected TreatmentAdverse Events Per Common Terminology Criteria for Adverse Events (CTCAE) v5.0Flushing0 patients
Randomized TreatmentAdverse Events Per Common Terminology Criteria for Adverse Events (CTCAE) v5.0Vomiting1 patients
Randomized TreatmentAdverse Events Per Common Terminology Criteria for Adverse Events (CTCAE) v5.0Aspartate aminotransferase increased1 patients
Randomized TreatmentAdverse Events Per Common Terminology Criteria for Adverse Events (CTCAE) v5.0Fatigue1 patients
Randomized TreatmentAdverse Events Per Common Terminology Criteria for Adverse Events (CTCAE) v5.0PACs on EKG0 patients
Randomized TreatmentAdverse Events Per Common Terminology Criteria for Adverse Events (CTCAE) v5.0Creatinine increased0 patients
Randomized TreatmentAdverse Events Per Common Terminology Criteria for Adverse Events (CTCAE) v5.0Hyponatremia1 patients
Randomized TreatmentAdverse Events Per Common Terminology Criteria for Adverse Events (CTCAE) v5.0Hypophosphatemia0 patients
Randomized TreatmentAdverse Events Per Common Terminology Criteria for Adverse Events (CTCAE) v5.0Hyperglycemia0 patients
Randomized TreatmentAdverse Events Per Common Terminology Criteria for Adverse Events (CTCAE) v5.0Pneumonitis1 patients
Randomized TreatmentAdverse Events Per Common Terminology Criteria for Adverse Events (CTCAE) v5.0Hypoalbuminemia0 patients
Randomized TreatmentAdverse Events Per Common Terminology Criteria for Adverse Events (CTCAE) v5.0Lymphocyte count decreased1 patients
Randomized TreatmentAdverse Events Per Common Terminology Criteria for Adverse Events (CTCAE) v5.0Weight loss1 patients
Randomized TreatmentAdverse Events Per Common Terminology Criteria for Adverse Events (CTCAE) v5.0Alanine aminotransferase increased1 patients
Randomized TreatmentAdverse Events Per Common Terminology Criteria for Adverse Events (CTCAE) v5.0Platelet count decreased1 patients
Randomized TreatmentAdverse Events Per Common Terminology Criteria for Adverse Events (CTCAE) v5.0Alkaline phosphatase increased0 patients
Randomized TreatmentAdverse Events Per Common Terminology Criteria for Adverse Events (CTCAE) v5.0Flushing1 patients
Randomized TreatmentAdverse Events Per Common Terminology Criteria for Adverse Events (CTCAE) v5.0Anemia2 patients
Randomized TreatmentAdverse Events Per Common Terminology Criteria for Adverse Events (CTCAE) v5.0psoriasis0 patients
Randomized TreatmentAdverse Events Per Common Terminology Criteria for Adverse Events (CTCAE) v5.0Anorexia0 patients
Randomized TreatmentAdverse Events Per Common Terminology Criteria for Adverse Events (CTCAE) v5.0Rash maculo-papular1 patients
Randomized TreatmentAdverse Events Per Common Terminology Criteria for Adverse Events (CTCAE) v5.0Tumor hemorrhage0 patients
Randomized TreatmentAdverse Events Per Common Terminology Criteria for Adverse Events (CTCAE) v5.0Cough1 patients
Randomized TreatmentAdverse Events Per Common Terminology Criteria for Adverse Events (CTCAE) v5.0Diarrhea2 patients
Secondary

Disease Control Rate (DCR)

The percent probability of not experiencing disease progression in patients regardless of selected/randomized treatment. Per Response Evaluation Criteria in Solid Tumors (RECIST v1.1) Complete Response (CR) is disappearance of all target and non-target lesions; Partial Response (PR) is at least a 30% decrease in the sum of the diameters of target lesions, taking as reference the baseline sum diameters; Stable Disease (SD) is neither sufficient decrease (target lesions) to qualify as a PR or sufficient increase to qualify as PD. Incomplete Response/Stable Disease (SD) is the persistence of one or more non-target lesions.

Time frame: From start of treatment, up to 36 months

Population: Treated patients evaluable for radiologic response. It was pre-specified to report data per the two groups of interest, selected or randomized, without specific drug combinations.

ArmMeasureValue (NUMBER)
Selected TreatmentDisease Control Rate (DCR)33.3 percent probability of participants
Randomized TreatmentDisease Control Rate (DCR)25.0 percent probability of participants
Secondary

Duration of Disease Control

Mean number of months that patients who had Stable Disease experienced disease control. Per Response Evaluation Criteria in Solid Tumors (RECIST v1.1) Stable Disease (SD) is neither sufficient decrease (target lesions) to qualify as a PR or sufficient increase to qualify as PD. Incomplete Response/Stable Disease (SD) is the persistence of one or more non-target lesions.

Time frame: From start of treatment, up to 36 months

Population: Treated patients evaluable for radiologic response. It was pre-specified to report data per the two groups of interest, selected or randomized, without specific drug combinations.

ArmMeasureValue (MEAN)Dispersion
Selected TreatmentDuration of Disease Control133.50 DaysStandard Deviation 122.33
Randomized TreatmentDuration of Disease Control97.67 DaysStandard Deviation 81.82
Secondary

Overall Survival (OS)

The length of time from the start of treatment that patients remain alive, in patients who have progressed on prior immunotherapy.

Time frame: From start of treatment, up to 36 months

Population: All enrolled patients. It was pre-specified to report data per the two groups of interest, selected or randomized, without specific drug combinations.

ArmMeasureValue (MEDIAN)
Selected TreatmentOverall Survival (OS)166.00 Days
Randomized TreatmentOverall Survival (OS)164.00 Days
Secondary

Probability of Objective Response (OR) - Randomized Treatment

The probability of response to therapy in patients who have progressed on prior immunotherapy. Per Response Evaluation Criteria in Solid Tumors (RECIST v1.1) Complete Response (CR) is disappearance of all target and non-target lesions; Partial Response (PR) is at least a 30% decrease in the sum of the diameters of target lesions, taking as reference the baseline sum diameters.

Time frame: From start of treatment, up to 36 months

Population: Treated patients who were radiologically evaluable. It was pre-specified to report data per the two groups of interest, selected or randomized, without specific drug combinations.

ArmMeasureValue (NUMBER)
Selected TreatmentProbability of Objective Response (OR) - Randomized Treatment0 percentage of patients
Secondary

Progression-free Survival (PFS)

The length of time from the start of treatment that patients live with disease that does not progress per Response Evaluation Criteria in Solid Tumors (RECIST v1.1) in patients who have progressed on prior immunotherapy. Per RECIST, Progressive Disease (PD) is defined as at least a 20% increase in the sum of the diameters of target lesions compared to baseline sum of target lesions, or any new lesions.It also includes the appearance of one or more new lesions and/or unequivocal progression of existing non-target lesions.

Time frame: From start of treatment up to 36 months

Population: Treated patients evaluable for radiologic response. It was pre-specified to report data per the two groups of interest, selected or randomized, without specific drug combinations.

ArmMeasureValue (MEDIAN)
Selected TreatmentProgression-free Survival (PFS)52.00 Days
Randomized TreatmentProgression-free Survival (PFS)53.00 Days

Source: ClinicalTrials.gov · Data processed: Feb 11, 2026