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Gemcitabine + Carboplatin + Nivolumab Versus Gemcitabine + Oxaliplatin + Nivolumab in Cisplatin-ineligible Patients With Metastatic Urothelial Cancer

Randomized Phase 2 Trial of Gemcitabine + Carboplatin + Nivolumab Versus Gemcitabine + Oxaliplatin + Nivolumab in Cisplatin-ineligible Patients With Metastatic Urothelial Cancer

Status
Completed
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT03451331
Enrollment
49
Registered
2018-03-01
Start date
2018-05-10
Completion date
2023-07-28
Last updated
2024-05-16

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

Conditions

Metastatic Urothelial Cancer

Keywords

cisplatin-ineligible, gemcitabine, carboplatin, nivolumab, oxaliplatin

Brief summary

This is a randomized phase 2 trial of gemcitabine + carboplatin + nivolumab or gemcitabine + oxaliplatin + nivolumab for the treatment of cisplatin-ineligible patients with metastatic urothelial cancer. Randomization will be stratified on the lymph node only (and/or unresectable primary) metastatic status.

Detailed description

Patients will be randomized to Arm A: gemcitabine plus carboplatin plus nivolumab versus Arm B: gemcitabine plus oxaliplatin plus nivolumab. Randomization will be stratified on the metastasis status (lymph node only vs. the rest). Patients on both treatment arms will receive up to 6 cycles of combination therapy in the absence of prohibitive adverse effects or disease progression. Patients with at least stable disease at the completion of 6 cycles of treatment may continue maintenance single agent nivolumab for up to 12 cycles. Patients who require discontinuation of chemotherapy (i.e., gemcitabine plus carboplatin or gemcitabine plus oxaliplatin) prior to Cycle 6, but who have at least stable disease, may be considered for ongoing treatment with single-agent nivolumab on the maintenance phase after discussion with the sponsor-investigator.

Interventions

DRUGNivolumab

Nivolumab 360mg (and/or) Maintenance Single Agent Nivolumab 480mg (starting \ 2-4 weeks after completing combination chemotherapy plus nivolumab)

DRUGGemcitabine

1000 mg/m\^2

DRUGCarboplatin

AUC 4.5 (based on the Calvert formula)

DRUGOxaliplatin

130 mg/m\^2

Sponsors

Bristol-Myers Squibb
CollaboratorINDUSTRY
Hoosier Cancer Research Network
CollaboratorOTHER
Matthew Galsky
Lead SponsorOTHER

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
NONE

Masking description

Open-label

Eligibility

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

Inclusion criteria

Subject must meet all the following applicable inclusion criteria to participate in this study: * Written informed consent and HIPAA authorization for release of personal health information prior to registration. NOTE: HIPAA authorization may be included in the informed consent or obtained separately. * Age ≥ 18 years at the time of consent. * Eastern Cooperative Oncology Group (ECOG) performance status of = 2 * Able to comply with the study protocol, in the investigator's judgment. * Histologically documented, locally advanced (T4b, any N; or any T, N 2-3) or metastatic urothelial carcinoma (mUC) (M1, Stage IV) (also termed TCC or UCC of the urinary tract; including renal pelvis, ureters, urinary bladder, and urethra) Patients with mixed histologies are required to have a dominant transitional cell pattern. Locally advanced bladder cancer must be inoperable on the basis of involvement of pelvic sidewall or adjacent viscera (clinical Stage T4b) or bulky nodal metastasis (N2-N3). * Measurable disease, as defined by RECIST v1.1 * Representative formalin-fixed paraffin-embedded (FFPE) tumor specimens (metastatic specimens preferable but if not available primary tumor specimens that are at least muscle-invasive are acceptable) in paraffin blocks (blocks preferred) or at least 15 unstained slides. If archival tissue is not available, subjects may be considered for enrollment on a case by case basis after discussion with the sponsor-investigator. * No prior chemotherapy for inoperable locally advanced or mUC. For patients who received prior adjuvant/neoadjuvant chemotherapy or chemo-radiation for urothelial carcinoma, a treatment-free interval \> 12 months between the last treatment administration and the date of recurrence is required in order to be considered treatment naive in the metastatic setting. * Cisplatin-ineligible as defined by at least one of the following: * Calculated creatinine clearance ≥ 30 (Cockroft-Gault) * ECOG performance status of 2 or greater * CTCAE v4 Grade ≥ 2 audiometric hearing loss * Demonstrate adequate organ function. All screening labs to be obtained within 28 days prior to registration: * Hematological: * Absolute Neutrophil Count (ANC) ≥ 1.5 x 10\^9/L * Hemoglobin (Hgb) ≥ 9 g/dL * Platelets ≥ 100 x 10\^9/L * Renal: • Calculated creatinine clearance ≥ 30 mL/min (Cockroft-Gault) * Hepatic: * Bilirubin ≤ 1.5 × upper limit of normal (ULN) (except subjects with Gilbert Syndrome, who can have total bilirubin \< 3.0 mg/dL) * Aspartate aminotransferase (AST) ≤ 3 × ULN * Alanine aminotransferase (ALT) ≤ 3 × ULN * Women of childbearing potential must have a negative serum or urine pregnancy. * Women of childbearing potential (WOCBP) and male subjects must use appropriate method(s) of contraception as stated for the timeline below. Male subjects are not required to use contraception as outlined in protocol.

Exclusion criteria

Subjects meeting any of the criteria below may not participate in the study: * Active infection requiring systemic therapy. * Pregnant or breastfeeding (NOTE: breast milk cannot be stored for future use while the mother is being treated on study). * Any serious or uncontrolled medical disorder that, in the opinion of the site investigator, may increase the risk associated with study participation or study drug administration, impair the ability of the subject to receive protocol therapy, or interfere with the interpretation of study results. * Prior malignancy active within the previous 3 years except for locally curable cancers that have been apparently cured. * Subjects with active, known or suspected autoimmune disease. Subjects with vitiligo, type I diabetes mellitus, residual hypothyroidism due to autoimmune condition only requiring hormone replacement, psoriasis not requiring systemic treatment, or conditions not expected to recur in the absence of an external trigger are permitted to enroll. * Subjects with a condition requiring systemic treatment with either corticosteroids (\> 10 mg daily prednisone equivalents) or other immunosuppressive medications within 14 days of study drug administration. Inhaled or topical steroids and adrenal replacement doses \> 10 mg daily prednisone equivalents are permitted in the absence of active autoimmune disease. * Prior treatment with an anti-PD-1, anti-PD-L1, anti-PD-L2, anti-CTLA-4 antibody, or any other antibody or drug specifically targeting T-cell co-stimulation or immune checkpoint pathways. * Grade ≥ 2 neuropathy (NCI CTCAE version 4). * Known positive result for hepatitis B virus surface antigen (HBV sAg) or hepatitis C virus ribonucleic acid (RNA) or hepatitis C antibody (HCV antibody) indicating acute or chronic infection. Testing at screening is not required. * Known history of testing positive for human immunodeficiency virus (HIV) or known acquired immunodeficiency syndrome (AIDS). * Evidence of interstitial lung disease or active, non-infectious pneumonitis. * Significant cardiovascular disease, such as New York Heart Association cardiac disease (Class III or greater), myocardial infarction within 3 months prior to randomization, unstable arrhythmias, or unstable angina. * Known left ventricular ejection fraction (LVEF) \< 40% Patients with known coronary artery disease, congestive heart failure not meeting the above criteria, or LVEF 40%-50% must be on a stable medical regimen that is optimized in the opinion of the treating physician, in consultation with a cardiologist if appropriate. * Solid organ or tissue transplant including stem cell transplant

Design outcomes

Primary

MeasureTime frameDescription
Objective Response Rate (ORR)Up to a maximum of 50 monthsPer Response Evaluation Criteria In Solid Tumors Criteria (RECIST): Complete Response (CR), Disappearance of all target lesions; Partial Response (PR), \>=30% decrease in the sum of the longest diameter of target lesions; Progressive Disease (PD) \>= 20% increase in tumor burden relative to nadir or the appearance of one or more new lesions; Stable Disease (SD), not meet criteria for CR/PR/PD. ORR is defined as the percentage of patients who achieve a response (confirmed PR or CR) according to RECIST 1.1.

Secondary

MeasureTime frameDescription
Adverse EventsAE had been recorded from time of signed informed consent until 30 days after discontinuation of study drug(s) or until a new anti-cancer treatment starts, whichever occurs first, up to a maximum of 19 months.The frequency and severity of grade 3+ treatment emergent adverse events are reported by CTCAEv4 term and grade.
Duration of Response (DOR)Up to a maximum of 50 monthsDOR was defined as the period measured from the date that evaluation criteria were met for CR or PR (whichever status was recorded first) until the date that recurrence or PD was objectively documented.
Progression-Free Survival (PFS)Up to maximum of 50 monthsPer Response Evaluation Criteria In Solid Tumors Criteria (RECIST): Complete Response (CR), Disappearance of all target lesions; Partial Response (PR), \>=30% decrease in the sum of the longest diameter of target lesions; Progressive Disease (PD) \>= 20% increase in tumor burden relative to nadir or the appearance of one or more new lesions; Stable Disease (SD), not meet criteria for CR/PR/PD. PFS is defined as time from registration until disease progression met by RECIST 1.1 or death from any cause.
Overall Survival (OS)Up to a maximum of 53 monthsOverall survival is defined as the time from randomization until death or date of last contact.

Countries

United States

Participant flow

Participants by arm

ArmCount
Arm A
Gemcitabine plus carboplatin plus nivolumab Nivolumab: Nivolumab 360mg (and/or) Maintenance Single Agent Nivolumab 480mg (starting \ 2-4 weeks after completing combination chemotherapy plus nivolumab) Gemcitabine: 1000 mg/m\^2 Carboplatin: AUC 4.5 (based on the Calvert formula)
23
Arm B
Gemcitabine plus oxaliplatin plus nivolumab Nivolumab: Nivolumab 360mg (and/or) Maintenance Single Agent Nivolumab 480mg (starting \ 2-4 weeks after completing combination chemotherapy plus nivolumab) Gemcitabine: 1000 mg/m\^2 Oxaliplatin: 130 mg/m\^2
23
Total46

Withdrawals & dropouts

PeriodReasonFG000FG001
Overall StudyUnable to start treatment.11
Overall StudyWithdrawal by Subject10

Baseline characteristics

CharacteristicArm AArm BTotal
Age, Continuous72 years72 years72 years
ECOG performance status
ECOG = 0
8 Participants7 Participants15 Participants
ECOG performance status
ECOG = 1
11 Participants8 Participants19 Participants
ECOG performance status
ECOG = 2
4 Participants8 Participants12 Participants
Ethnicity (NIH/OMB)
Hispanic or Latino
1 Participants2 Participants3 Participants
Ethnicity (NIH/OMB)
Not Hispanic or Latino
22 Participants21 Participants43 Participants
Ethnicity (NIH/OMB)
Unknown or Not Reported
0 Participants0 Participants0 Participants
Primary tumor site
Bladder
17 Participants18 Participants35 Participants
Primary tumor site
Renal pelvis
2 Participants2 Participants4 Participants
Primary tumor site
Ureters
1 Participants1 Participants2 Participants
Primary tumor site
Urethra
3 Participants2 Participants5 Participants
Race (NIH/OMB)
American Indian or Alaska Native
0 Participants0 Participants0 Participants
Race (NIH/OMB)
Asian
1 Participants0 Participants1 Participants
Race (NIH/OMB)
Black or African American
2 Participants4 Participants6 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
1 Participants2 Participants3 Participants
Race (NIH/OMB)
White
19 Participants17 Participants36 Participants
Region of Enrollment
United States
23 participants23 participants46 participants
Sex: Female, Male
Female
5 Participants7 Participants12 Participants
Sex: Female, Male
Male
18 Participants16 Participants34 Participants
Tobacco use history
Current
1 Participants2 Participants3 Participants
Tobacco use history
Former
16 Participants11 Participants27 Participants
Tobacco use history
Never
6 Participants10 Participants16 Participants

Adverse events

Event typeEG000
affected / at risk
EG001
affected / at risk
deaths
Total, all-cause mortality
12 / 2316 / 23
other
Total, other adverse events
22 / 2323 / 23
serious
Total, serious adverse events
15 / 2317 / 23

Outcome results

Primary

Objective Response Rate (ORR)

Per Response Evaluation Criteria In Solid Tumors Criteria (RECIST): Complete Response (CR), Disappearance of all target lesions; Partial Response (PR), \>=30% decrease in the sum of the longest diameter of target lesions; Progressive Disease (PD) \>= 20% increase in tumor burden relative to nadir or the appearance of one or more new lesions; Stable Disease (SD), not meet criteria for CR/PR/PD. ORR is defined as the percentage of patients who achieve a response (confirmed PR or CR) according to RECIST 1.1.

Time frame: Up to a maximum of 50 months

Population: Out of 23 subjects in Arm B, two subjects were not evaluable for best response.

ArmMeasureValue (NUMBER)
Arm AObjective Response Rate (ORR)69.6 Percentage of participants
Arm BObjective Response Rate (ORR)33.3 Percentage of participants
Secondary

Adverse Events

The frequency and severity of grade 3+ treatment emergent adverse events are reported by CTCAEv4 term and grade.

Time frame: AE had been recorded from time of signed informed consent until 30 days after discontinuation of study drug(s) or until a new anti-cancer treatment starts, whichever occurs first, up to a maximum of 19 months.

ArmMeasureGroupValue (NUMBER)
Arm AAdverse EventsHypophosphatemia1 Number of Participants
Arm AAdverse EventsFebrile neutropenia2 Number of Participants
Arm AAdverse EventsMuscle weakness left-sided1 Number of Participants
Arm AAdverse EventsAlkaline phosphatase increased0 Number of Participants
Arm AAdverse EventsPeripheral sensory neuropathy1 Number of Participants
Arm AAdverse EventsLung infection1 Number of Participants
Arm AAdverse EventsAtrial fibrillation1 Number of Participants
Arm AAdverse EventsAspartate aminotransferase increased1 Number of Participants
Arm AAdverse EventsBladder spasm1 Number of Participants
Arm AAdverse EventsAnemia8 Number of Participants
Arm AAdverse EventsDyspnea2 Number of Participants
Arm AAdverse EventsLipase increased3 Number of Participants
Arm AAdverse EventsOther respiratory, thoracic and mediastinal disorders1 Number of Participants
Arm AAdverse EventsOther infections and infestations1 Number of Participants
Arm AAdverse EventsOther skin and subcutaneous tissue disorders2 Number of Participants
Arm AAdverse EventsLymphocyte count decreased3 Number of Participants
Arm AAdverse EventsRash maculo-papular2 Number of Participants
Arm AAdverse EventsHepatitis viral1 Number of Participants
Arm AAdverse EventsOther surgical and medical procedures0 Number of Participants
Arm AAdverse EventsNeutrophil count decreased12 Number of Participants
Arm AAdverse EventsHypertension1 Number of Participants
Arm AAdverse EventsSkin infection1 Number of Participants
Arm AAdverse EventsHypotension1 Number of Participants
Arm AAdverse EventsPlatelet count decreased1 Number of Participants
Arm AAdverse EventsThromboembolic event2 Number of Participants
Arm AAdverse EventsPain2 Number of Participants
Arm AAdverse EventsHearing impaired1 Number of Participants
Arm AAdverse EventsSerum amylase increased1 Number of Participants
Arm AAdverse EventsDiarrhea0 Number of Participants
Arm AAdverse EventsUrinary tract infection4 Number of Participants
Arm AAdverse EventsNausea0 Number of Participants
Arm AAdverse EventsWhite blood cell decreased4 Number of Participants
Arm AAdverse EventsOther gastrointestinal disorders0 Number of Participants
Arm AAdverse EventsKidney infection2 Number of Participants
Arm AAdverse EventsPancreatitis1 Number of Participants
Arm AAdverse EventsHyperglycemia0 Number of Participants
Arm AAdverse EventsUpper gastrointestinal hemorrhage1 Number of Participants
Arm AAdverse EventsAlanine aminotransferase increased1 Number of Participants
Arm AAdverse EventsVomiting0 Number of Participants
Arm AAdverse EventsHyponatremia1 Number of Participants
Arm AAdverse EventsFatigue1 Number of Participants
Arm AAdverse EventsOther investigations1 Number of Participants
Arm BAdverse EventsPain1 Number of Participants
Arm BAdverse EventsOther investigations0 Number of Participants
Arm BAdverse EventsAnemia3 Number of Participants
Arm BAdverse EventsFebrile neutropenia0 Number of Participants
Arm BAdverse EventsHepatitis viral0 Number of Participants
Arm BAdverse EventsKidney infection0 Number of Participants
Arm BAdverse EventsLung infection0 Number of Participants
Arm BAdverse EventsOther infections and infestations0 Number of Participants
Arm BAdverse EventsSkin infection2 Number of Participants
Arm BAdverse EventsUrinary tract infection1 Number of Participants
Arm BAdverse EventsAlanine aminotransferase increased1 Number of Participants
Arm BAdverse EventsAlkaline phosphatase increased2 Number of Participants
Arm BAdverse EventsAspartate aminotransferase increased4 Number of Participants
Arm BAdverse EventsLipase increased7 Number of Participants
Arm BAdverse EventsLymphocyte count decreased1 Number of Participants
Arm BAdverse EventsNeutrophil count decreased6 Number of Participants
Arm BAdverse EventsPlatelet count decreased5 Number of Participants
Arm BAdverse EventsSerum amylase increased4 Number of Participants
Arm BAdverse EventsWhite blood cell decreased2 Number of Participants
Arm BAdverse EventsHyperglycemia1 Number of Participants
Arm BAdverse EventsHyponatremia0 Number of Participants
Arm BAdverse EventsHypophosphatemia0 Number of Participants
Arm BAdverse EventsMuscle weakness left-sided0 Number of Participants
Arm BAdverse EventsPeripheral sensory neuropathy0 Number of Participants
Arm BAdverse EventsAtrial fibrillation0 Number of Participants
Arm BAdverse EventsBladder spasm0 Number of Participants
Arm BAdverse EventsDyspnea1 Number of Participants
Arm BAdverse EventsOther respiratory, thoracic and mediastinal disorders2 Number of Participants
Arm BAdverse EventsOther skin and subcutaneous tissue disorders0 Number of Participants
Arm BAdverse EventsRash maculo-papular0 Number of Participants
Arm BAdverse EventsOther surgical and medical procedures1 Number of Participants
Arm BAdverse EventsHypertension2 Number of Participants
Arm BAdverse EventsHypotension0 Number of Participants
Arm BAdverse EventsThromboembolic event1 Number of Participants
Arm BAdverse EventsHearing impaired1 Number of Participants
Arm BAdverse EventsDiarrhea1 Number of Participants
Arm BAdverse EventsNausea1 Number of Participants
Arm BAdverse EventsOther gastrointestinal disorders1 Number of Participants
Arm BAdverse EventsPancreatitis0 Number of Participants
Arm BAdverse EventsUpper gastrointestinal hemorrhage0 Number of Participants
Arm BAdverse EventsVomiting1 Number of Participants
Arm BAdverse EventsFatigue0 Number of Participants
Secondary

Duration of Response (DOR)

DOR was defined as the period measured from the date that evaluation criteria were met for CR or PR (whichever status was recorded first) until the date that recurrence or PD was objectively documented.

Time frame: Up to a maximum of 50 months

Population: Out of 23 subjects in Arm B, two subjects were not evaluable for efficacy analysis.

ArmMeasureValue (MEDIAN)
Arm ADuration of Response (DOR)8.64 Months
Arm BDuration of Response (DOR)6.51 Months
Secondary

Overall Survival (OS)

Overall survival is defined as the time from randomization until death or date of last contact.

Time frame: Up to a maximum of 53 months

ArmMeasureValue (MEDIAN)
Arm AOverall Survival (OS)24.74 Months
Arm BOverall Survival (OS)16.43 Months
Secondary

Progression-Free Survival (PFS)

Per Response Evaluation Criteria In Solid Tumors Criteria (RECIST): Complete Response (CR), Disappearance of all target lesions; Partial Response (PR), \>=30% decrease in the sum of the longest diameter of target lesions; Progressive Disease (PD) \>= 20% increase in tumor burden relative to nadir or the appearance of one or more new lesions; Stable Disease (SD), not meet criteria for CR/PR/PD. PFS is defined as time from registration until disease progression met by RECIST 1.1 or death from any cause.

Time frame: Up to maximum of 50 months

Population: Out of 23 subjects in Arm B, two subjects were not evaluable for efficacy analysis.

ArmMeasureValue (MEDIAN)
Arm AProgression-Free Survival (PFS)9.4 Months
Arm BProgression-Free Survival (PFS)8.57 Months

Source: ClinicalTrials.gov · Data processed: Feb 10, 2026