E.1 Medical condition or disease under investigation |
E.1.1 | Medical condition(s) being investigated |
Renal cell carcinoma (RCC) |
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E.1.1.1 | Medical condition in easily understood language |
RCC is the most common type of kidney cancer in adults (responsible for approximately 90-95% of cases) |
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E.1.1.2 | Therapeutic area | Diseases [C] - Cancer [C04] |
MedDRA Classification |
E.1.2 Medical condition or disease under investigation |
E.1.2 | Version | 21.0 |
E.1.2 | Level | LLT |
E.1.2 | Classification code | 10038395 |
E.1.2 | Term | Renal carcinoma |
E.1.2 | System Organ Class | 100000004864 |
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E.1.2 Medical condition or disease under investigation |
E.1.2 | Version | 21.0 |
E.1.2 | Level | LLT |
E.1.2 | Classification code | 10038400 |
E.1.2 | Term | Renal carcinoma stage IV |
E.1.2 | System Organ Class | 100000004864 |
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E.1.2 Medical condition or disease under investigation |
E.1.2 | Version | 21.1 |
E.1.2 | Level | LLT |
E.1.2 | Classification code | 10050076 |
E.1.2 | Term | Metastatic renal carcinoma |
E.1.2 | System Organ Class | 100000004864 |
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E.1.3 | Condition being studied is a rare disease | No |
E.2 Objective of the trial |
E.2.1 | Main objective of the trial |
To evaluate the efficacy of atezolizumab in combination with cabozantinib (i.e. atezolizumab + cabozantinib arm) compared with cabozantinib alone (cabozantinib arm) in the intention-to-treat population |
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E.2.2 | Secondary objectives of the trial |
• To evaluate the efficacy of atezolizumab in combination with cabozantinib compared with cabozantinib alone in the intent-to-treat population
• To evaluate the safety of atezolizumab in combination with cabozantinib compared with cabozantinib alone in the intent-to-treat population
• To characterize the pharmacokinetics profile of atezolizumab and cabozantinib administered in combination
• To evaluate the immune response to atezolizumab (for atezolizumab+ cabozantinib arm)
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E.2.3 | Trial contains a sub-study | No |
E.3 | Principal inclusion criteria |
• Age >= 18 years
• Histologically confirmed locally advanced or metastatic clear cell or non-clear cell RCC (RCC with sarcomatoid features is allowed)
• Radiographic disease progression during or following treatment with immune checkpoint inhibitors (ICI) for locally advanced or metastatic RCC either in first- or second-line treatment. Only patients for whom the immediate preceding line of therapy was an ICI are allowed. ICI is defined by antiPD-L1 or antiPD1 antibody including atezolizumab, avelumab, pembrolizumab, or nivolumab. Ipilimumab monotherapy is not considered an antiPD L1 or antiPD1 therapy.
• Measurable disease per Response Evaluation Criteria in Solid Tumors version 1.1
• Evaluable International Metastatic Renal Cell Carcinoma Database Consortium risk score
• Two representative pretreatment tumor specimen for exploratory biomarker research: archival tumor specimen, and pretreatment tumor tissue from fresh biopsy at screening, if clinically feasible.
• Karnofsky Performance Status score of >= 70
• Adequate hematologic and end-organ function
• Negative hepatitis B testing at screening
• Negative hepatitis C virus (HCV) antibody test at screening, or positive HCV antibody test followed by a negative HCV RNA test at screening
• Negative HIV test at screening
• For women of childbearing potential: agreement to remain abstinent or use contraception and agree to refrain from donating eggs for 4 months after the final dose of cabozantinib and for 5 months after the final dose of atezolizumab
• For men: agreement to remain abstinent or use a condom, and agreement to refrain from donating sperm for 4 months after the final dose of cabozantinib to avoid exposing the embryo
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E.4 | Principal exclusion criteria |
•Treatment with anti-cancer therapy within 28 d prior to initiation of study treatment
•Patients received cabozantinib (Cabo) at any time prior to screening
•Patients who received more than 1 regimen of ICIs
•Patients who received more than 2 prior lines of therapy in the advanced or metastatic setting
•Patients who received ICI in the adjuvant setting
•Patients who have received a mammalian target of rapamycin inhibitor in the advanced or metastatic setting
•Symptomatic, untreated, or actively progressing CNS metastases
•History of leptomeningeal disease
•Uncontrolled tumor-related pain, pleural effusion, pericardial effusion, or ascites requiring recurrent drainage procedures, uncontrolled or symptomatic hypercalcemia or symptomatic hypercalcemia requiring continued use of bisphosphonate therapy or denosumab
•History of malignancy other than renal carcinoma within 5 years prior to screening
•Radiotherapy for RCC within 14 d prior to Day 1 of Cycle 1
•Active tuberculosis
•Major surgical procedure, other than for diagnosis, within 4 weeks prior to initiation of study treatment, or anticipation of need for a major surgical procedure during the study
•Pregnancy or breastfeeding, or intention of becoming pregnant during study treatment or within 5 months after the final dose of atezolizumab (Atezo) and 4 months after the final dose of Cabo
•Severe infection within 4 weeks prior to initiation of study treatment
•Treatment with a live, attenuated vaccine within 4 weeks prior to initiation of study treatment, or anticipation of need for such a vaccine during Atezo treatment or within 5 months after the final dose of Atezo
•Treatment with systemic immunostimulatory agents within 4 weeks or 5 drug-elimination half-lives prior to initiation of study treatment
•Treatment with systemic immunosuppressive medication within 2 weeks prior to initiation of study treatment, or anticipation of need for systemic immunosuppressive medication during study treatment
•Treatment with therapeutic oral or IV antibiotics within 2 weeks prior to initiation of study treatment
•Prior allogeneic stem cell or solid organ transplantation
•Any other disease, metabolic dysfunction, physical examination finding, or clinical laboratory finding that contraindicates the use of an investigational drug, may affect the interpretation of the results, or may render the patient at high risk from treatment complications
•Current treatment with anti-viral therapy for HBV or HCV
•Active or history of autoimmune disease or immune deficiency
•History of idiopathic pulmonary fibrosis, organizing pneumonia drug-induced pneumonitis, or idiopathic pneumonitis, or evidence of active pneumonitis on screening chest computed tomography scan
•Patients with rare hereditary problems of galactose intolerance, the Lapp lactase deficiency or glucose-galactose malabsorption
•Uncontrolled hypertension defined as sustained blood pressure (BP) > 150 mmHg systolic or > 90 mmHg diastolic despite optimal antihypertensive treatment
•Stroke, myocardial infarction (MI), or other symptomatic ischemic event, or thromboembolic event within 6 months before first dose
•Significant cardiovascular disease within 3 months prior to initiation of study treatment, unstable arrhythmia, or unstable angina
•History of clinically significant ventricular dysrhythmias or risk factors for ventricular dysrhythmias such as structural heart disease, coronary heart disease, clinically significant electrolyte abnormalities, or family history of sudden unexplained death or long QT syndrome
•History of congenital QT syndrome
•History or presence of an abnormal ECG that is clinically significant in the investigator's opinion
•QT interval corrected through use of Fridericia's formula > 480 ms per ECG within 14 d before randomization
•Significant vascular disease within 6 months prior to Day 1 of Cycle 1
•Evidence of bleeding diathesis or significant coagulopathy
•History of abdominal or tracheoesophageal fistula or gastrointestinal perforation within 6 months prior to Day 1 of Cycle 1
•Concomitant anticoagulation with coumarin agents, direct thrombin inhibitor dabigatran, direct factor Xa inhibitor betrixaban, or platelet inhibitors
•Clinical signs or symptoms of GI obstruction or requirement for routine parenteral hydration, parenteral nutrition, or tube feeding
•Evidence of abdominal free air not explained by paracentesis or recent surgical procedure
•Serious, non-healing or dehiscing wound, active ulcer, or untreated bone fracture
•Prior history of hypertensive crisis or hypertensive encephalopathy
•Known hypersensitivity to Chinese hamster ovary cell products or to any component of the Atezo formulation
•History of severe allergic anaphylactic reactions to chimeric or humanized antibodies or fusion proteins
•Known allergy or hypersensitivity to any component of the Cabo formulation
•Patients who are not able to swallow a tablet
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E.5 End points |
E.5.1 | Primary end point(s) |
1. Progression-free survival as assessed by Independent Review Facility (IRF)
2. Overall survival |
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E.5.1.1 | Timepoint(s) of evaluation of this end point |
1. Approximately 55 months |
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E.5.2 | Secondary end point(s) |
1. Progression-free survival as assessed by investigators
2. Investigator- and IRF-assessed objective response rate
3. Investigator- and IRF-assessed duration of objective response
4. Incidence and severity of adverse events, with severity determined according to National Cancer Institute Common Terminology Criteria for Adverse Events Version 5.0
5. Change from baseline in targeted vital signs
6. Change from baseline in targeted clinical laboratory test results
7. Atezolizumab concentrations at specified timepoints (for atezolizumab+ cabozantinib arm)
8. Cabozantinib concentrations at specified timepoints
9. Prevalence of anti-drug antibodies (ADAs) to atezolizumab at baseline and incidence of ADAs to atezolizumab during the study (for atezolizumab+ cabozantinib arm)
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E.5.2.1 | Timepoint(s) of evaluation of this end point |
1-4. Approximately 55 months
5-6. From baseline (Day-28 to -1) to 55 months
7. Day 1 of Cycle 1-4, 8, 12, 16 and at treatment discontinuation visit (for atezolizumab+ cabozantinib arm)
8. Day 1 of Cycle 2-4, and at treatment discontinuation visit
9. Day 1 of Cycle 1-4, 8, 12, 16 and at treatment discontinuation visit (for atezolizumab+ cabozantinib arm)
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E.6 and E.7 Scope of the trial |
E.6 | Scope of the trial |
E.6.1 | Diagnosis | No |
E.6.2 | Prophylaxis | No |
E.6.3 | Therapy | No |
E.6.4 | Safety | Yes |
E.6.5 | Efficacy | Yes |
E.6.6 | Pharmacokinetic | No |
E.6.7 | Pharmacodynamic | No |
E.6.8 | Bioequivalence | No |
E.6.9 | Dose response | No |
E.6.10 | Pharmacogenetic | No |
E.6.11 | Pharmacogenomic | No |
E.6.12 | Pharmacoeconomic | No |
E.6.13 | Others | No |
E.7 | Trial type and phase |
E.7.1 | Human pharmacology (Phase I) | No |
E.7.1.1 | First administration to humans | No |
E.7.1.2 | Bioequivalence study | No |
E.7.1.3 | Other | No |
E.7.1.3.1 | Other trial type description | |
E.7.2 | Therapeutic exploratory (Phase II) | No |
E.7.3 | Therapeutic confirmatory (Phase III) | Yes |
E.7.4 | Therapeutic use (Phase IV) | No |
E.8 Design of the trial |
E.8.1 | Controlled | Yes |
E.8.1.1 | Randomised | Yes |
E.8.1.2 | Open | Yes |
E.8.1.3 | Single blind | No |
E.8.1.4 | Double blind | No |
E.8.1.5 | Parallel group | No |
E.8.1.6 | Cross over | No |
E.8.1.7 | Other | No |
E.8.2 | Comparator of controlled trial |
E.8.2.1 | Other medicinal product(s) | Yes |
E.8.2.2 | Placebo | No |
E.8.2.3 | Other | No |
E.8.2.4 | Number of treatment arms in the trial | 2 |
E.8.3 |
The trial involves single site in the Member State concerned
| No |
E.8.4 | The trial involves multiple sites in the Member State concerned | Yes |
E.8.4.1 | Number of sites anticipated in Member State concerned | 12 |
E.8.5 | The trial involves multiple Member States | No |
E.8.5.1 | Number of sites anticipated in the EEA | 87 |
E.8.6 Trial involving sites outside the EEA |
E.8.6.1 | Trial being conducted both within and outside the EEA | Yes |
E.8.6.2 | Trial being conducted completely outside of the EEA | No |
E.8.6.3 | If E.8.6.1 or E.8.6.2 are Yes, specify the regions in which trial sites are planned |
Argentina |
Australia |
Canada |
Denmark |
France |
Germany |
Greece |
Italy |
Japan |
Korea, Republic of |
Poland |
Russian Federation |
Spain |
United Kingdom |
United States |
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E.8.7 | Trial has a data monitoring committee | Yes |
E.8.8 |
Definition of the end of the trial and justification where it is not the last
visit of the last subject undergoing the trial
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The end of this study is defined as the date when the required numbers of events for the final analysis of OS in the ITT population has occurred.
In addition, the Sponsor may decide to terminate the study at any time. |
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E.8.9 Initial estimate of the duration of the trial |
E.8.9.1 | In the Member State concerned years | |
E.8.9.1 | In the Member State concerned months | 55 |
E.8.9.1 | In the Member State concerned days | |
E.8.9.2 | In all countries concerned by the trial months | 55 |