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
ECOG Performance Status of 2 within 28 days prior to registration
Histological or cytologically confirmed muscle-invasive urothelial carcinoma of the bladder. Urothelial carcinoma invading into the prostatic stroma with no histologic muscle-invasion is allowed
Archival tissue (TURBT sample obtained within 60 days prior to registration) is required, if available. If archival tissue is not available a biopsy is not required, and the subject may still be eligible
Urothelial carcinoma should be the predominant component ( 50%). NOTE: Any neuroendocrine differentiation is not permitted
Clinical stage T2-T4aN0/xM0 disease
No clinical or radiographic evidence for locally advanced or metastatic disease
Medically appropriate candidate for radical cystectomy as assessed by surgeon
Patients must have a contraindication to cisplatin or decline cisplatin based neoadjuvant chemotherapy. Absolute or relative contraindication to cisplatin, defined as one or more of the following within 28 days prior to registration (Grading per CTCAE v5)
Creatinine clearance < 60 mL/min (Cockcroft-Gault formula will be used to calculate creatinine clearance)
Grade 2 hearing loss
Grade 2 neuropathy
No radiation therapy < 4 weeks of registration. NOTE: prior radiation therapy to the bladder is not allowed
Recovery to baseline or Grade 1 CTCAE v5 from toxicities related to any prior treatment
Must have a life expectancy of at least 12 weeks at registration
Demonstrate adequate organ function as defined in the table below. All screening labs to be obtained within 28 days prior to registration
White blood cell count 2500/mm3 (2.5 GI/L)
Absolute Neutrophil Count (ANC) 1500/mm3 (1.5 GI/L) without G-CSF
Platelet Count (Plt) 100,000/mm3 (100 GI/L) without transfusion
Hemoglobin (Hgb) 9 g/dL (may be transfused)
Calculated creatinine clearance 30 to 60 mL/min
Urine protein/creatinine ratio (UPCR) 1 mg/mg ( 113.2 mg/mmol)
Bilirubin 1.5 upper limit of normal (ULN); Documented Gilbert's syndrome 3 x ULN
Albumin 2.8 g/dl
Aspartate aminotransferase (AST) 2.5 ULN
Alanine aminotransferase (ALT) 2.5 ULN
Alkaline Phosphatase 2.5 x ULN
International Normalized Ratio (INR) or Prothrombin Time (PT); Activated Partial Thromboplastin Time (aPTT) 1.5 ULN (Applies only to subjects not receiving therapeutic anticoagulation; subjects receiving therapeutic anticoagulation should be on a stable dose)
Negative HIV test at screening; NOTE: patients with a positive HIV test at screening are eligible provided they are stable on anti-retroviral therapy, have a CD4 count 200/L, and have an undetectable viral load
Negative total hepatitis B core antibody (HBcAb) test at screening, or positive total HBcAb test followed by a negative hepatitis B virus (HBV) DNA test at screening. The HBV DNA test will be performed only for patients who have a positive total HBcAb test
Negative total hepatitis C core antibody (HCcAb) test at screening, or positive total HCcAb test followed by a negative hepatitis C virus (HCV) DNA test at screening. The HCV DNA test will be performed only for patients who have a positive total HCcAb test
Females of childbearing potential must have a negative serum pregnancy test within 30 days prior to registration. NOTE: Females are considered of childbearing potential unless they are surgically sterile (have undergone a hysterectomy, bilateral tubal ligation, or bilateral oophorectomy) or they are naturally postmenopausal for at least 12 consecutive months
Females of childbearing potential and males must be willing to abstain from heterosexual activity or to use 2 forms of effective methods of contraception from the time of informed consent until 5 months (150 days) after treatment discontinuation. The two contraception methods can be comprised of two barrier methods, or a barrier method plus a hormonal method
As determined by the enrolling physician or protocol designee, ability of the subject to understand and comply with study procedures for the entire length of the study
Prior treatment with cabozantinib
Active infection requiring systemic therapy
Active tuberculosis
Prior history of stem cell or solid organ transplantation
Treatment with a live, attenuated vaccine within 4 weeks prior to initiation of study treatment, or anticipation of need for such a vaccine during the study or within 5 months after the last dose of study drug
Pregnant or breastfeeding (NOTE: breast milk cannot be stored for future use while the mother is being treated on study)
Treatment with any investigational drug within 30 days prior to registration
Known additional malignancy that is active and/or progressive requiring treatment; exceptions include basal cell or squamous cell skin cancer, in situ cervical cancer, adequately treated Stage I or II cancer from which the patient is currently in complete remission, or other cancer for which the subject has been disease-free for at least five years. Patients with localized prostate cancer who are either being followed by an active surveillance program OR planning to undergo definitive treatment are also eligible
History of severe allergic, anaphylactic, or other hypersensitivity reactions to chimeric or humanized antibodies or fusion proteins
Known hypersensitivity or allergy to biopharmaceuticals produced in Chinese hamster ovary cells or any component of the atezolizumab or cabozantinib formulation
Prior treatment with the following is prohibited unless otherwise specified
Prior treatment with CD137 agonists or immune checkpoint blockade therapies, including antiCTLA-4, antiPD-1, and antiPD-L1 therapeutic antibodies or systemic chemotherapy (prior intravesical induction immunotherapy for non-muscle invasive disease is allowed)
Any type of small molecule kinase inhibitor within 2 weeks before first dose of study treatment
Receipt of any type of cytotoxic, biologic or other systemic anticancer therapy within 4 weeks before first dose of study treatment
History of idiopathic pulmonary fibrosis, organizing pneumonia (e.g., bronchiolitis obliterans), drug-induced pneumonitis, idiopathic pneumonitis, or evidence of active pneumonitis on screening chest imaging
Significant cardiovascular disease, such as
New York Heart Association Congestive Heart Failure Class II or greater
Myocardial infarction, unstable angina or unstable arrhythmias within 3 months of enrollment
History of stroke or TIA within 3 months of enrollment
Other clinically significant arterial vascular disease within 6 months of enrollment (e.g. aortic aneurysm requiring surgical repair or recent peripheral arterial thrombosis). Prior history of adequately treated venous thromboembolism > 7 days prior to C1D1 on stable dose of therapeutic anticoagulation is permitted
Subjects with known coronary artery disease, congestive heart failure not meeting the above criteria, or left ventricular ejection fraction < 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
Atezolizumab-Specific Exclusion Criteria
Treatment with systemic immunostimulatory agents (including but not limited to IFNs, interleukin [IL]-2) within 6 weeks or five half-lives of the drug, whichever is shorter, prior to Cycle 1 Day 1
Treatment with systemic corticosteroids or other systemic immunosuppressive medications (including but not limited to prednisone, dexamethasone, cyclophosphamide, azathioprine, methotrexate, thalidomide, and antitumor necrosis factor [anti-TNF] agents) within 2 weeks prior to Cycle 1 Day 1, or anticipated requirement for systemic immunosuppressive medications during the trial (Subjects who have received acute, low-dose, systemic immunosuppressant medications (e.g., a one-time dose of dexamethasone for nausea) may be enrolled ).The use of inhaled corticosteroids, physiologic replacement doses of glucocorticoids (i.e., for adrenal insufficiency), and mineralocorticoids (e.g., fludrocortisone for adrenal insufficiency) is allowed. The use of prednisone 10 mg or equivalent dose of steroids is also allowed
Yes for Treatment with systemic corticosteroids or other systemic immunosuppressive medications (including but not limited to prednisone, dexamethasone, cyclophosphamide, azathioprine, methotrexate, thalidomide, and antitumor necrosis factor [anti-TNF] agents) within 2 weeks prior to Cycle 1 Day 1, or anticipated requirement for systemic immunosuppressive medications during the trial (Subjects who have received acute, low-dose, systemic immunosuppressant medications (e.g., a one-time dose of dexamethasone for nausea) may be enrolled ).The use of inhaled corticosteroids, physiologic replacement doses of glucocorticoids (i.e., for adrenal insufficiency), and mineralocorticoids (e.g., fludrocortisone for adrenal insufficiency) is allowed. The use of prednisone 10 mg or equivalent dose of steroids is also allowed exclusion criteria 24
No for Treatment with systemic corticosteroids or other systemic immunosuppressive medications (including but not limited to prednisone, dexamethasone, cyclophosphamide, azathioprine, methotrexate, thalidomide, and antitumor necrosis factor [anti-TNF] agents) within 2 weeks prior to Cycle 1 Day 1, or anticipated requirement for systemic immunosuppressive medications during the trial (Subjects who have received acute, low-dose, systemic immunosuppressant medications (e.g., a one-time dose of dexamethasone for nausea) may be enrolled ).The use of inhaled corticosteroids, physiologic replacement doses of glucocorticoids (i.e., for adrenal insufficiency), and mineralocorticoids (e.g., fludrocortisone for adrenal insufficiency) is allowed. The use of prednisone 10 mg or equivalent dose of steroids is also allowed exclusion criteria 24
Not sure for Treatment with systemic corticosteroids or other systemic immunosuppressive medications (including but not limited to prednisone, dexamethasone, cyclophosphamide, azathioprine, methotrexate, thalidomide, and antitumor necrosis factor [anti-TNF] agents) within 2 weeks prior to Cycle 1 Day 1, or anticipated requirement for systemic immunosuppressive medications during the trial (Subjects who have received acute, low-dose, systemic immunosuppressant medications (e.g., a one-time dose of dexamethasone for nausea) may be enrolled ).The use of inhaled corticosteroids, physiologic replacement doses of glucocorticoids (i.e., for adrenal insufficiency), and mineralocorticoids (e.g., fludrocortisone for adrenal insufficiency) is allowed. The use of prednisone 10 mg or equivalent dose of steroids is also allowed exclusion criteria 24
History of autoimmune disease, including but not limited to myasthenia gravis, myositis, autoimmune hepatitis, systemic lupus erythematosus, rheumatoid arthritis, inflammatory bowel disease, vascular thrombosis associated with anti-phospholipid syndrome, granulomatosis with polyangiitis, Sjgren's syndrome, Guillain-Barr syndrome, multiple sclerosis, vasculitis, or glomerulonephritis. Exceptions include
Yes for History of autoimmune disease, including but not limited to myasthenia gravis, myositis, autoimmune hepatitis, systemic lupus erythematosus, rheumatoid arthritis, inflammatory bowel disease, vascular thrombosis associated with anti-phospholipid syndrome, granulomatosis with polyangiitis, Sjgren's syndrome, Guillain-Barr syndrome, multiple sclerosis, vasculitis, or glomerulonephritis. Exceptions include exclusion criteria 25
No for History of autoimmune disease, including but not limited to myasthenia gravis, myositis, autoimmune hepatitis, systemic lupus erythematosus, rheumatoid arthritis, inflammatory bowel disease, vascular thrombosis associated with anti-phospholipid syndrome, granulomatosis with polyangiitis, Sjgren's syndrome, Guillain-Barr syndrome, multiple sclerosis, vasculitis, or glomerulonephritis. Exceptions include exclusion criteria 25
Not sure for History of autoimmune disease, including but not limited to myasthenia gravis, myositis, autoimmune hepatitis, systemic lupus erythematosus, rheumatoid arthritis, inflammatory bowel disease, vascular thrombosis associated with anti-phospholipid syndrome, granulomatosis with polyangiitis, Sjgren's syndrome, Guillain-Barr syndrome, multiple sclerosis, vasculitis, or glomerulonephritis. Exceptions include exclusion criteria 25
Subjects with a history of autoimmune-related hypothyroidism on a stable dose of thyroid replacement hormone may be eligible for this study
Graves' disease
Subjects with controlled Type I diabetes mellitus on a stable dose of insulin regimen may be eligible for this study
Subjects with a history of celiac disease may be eligible if controlled with diet
Cabozantinib -Specific Exclusion Criteria
The subject has uncontrolled, significant intercurrent or recent illness including, but not limited to, the following conditions
Cardiovascular disorders
\--- Uncontrolled hypertension defined as sustained blood pressure (BP) > 150
mm Hg systolic or > 100 mm Hg diastolic despite optimal antihypertensive
treatment
Gastrointestinal (GI) disorders including those associated with a high risk of perforation or fistula formation
The subject has evidence of tumor invading the GI tract, active peptic ulcer disease, inflammatory bowel disease (eg, Crohn's disease), diverticulitis, cholecystitis, symptomatic cholangitis or appendicitis, acute pancreatitis, acute obstruction of the pancreatic duct or common bile duct, or gastric outlet obstruction
Abdominal fistula, GI perforation, bowel obstruction, or intra-abdominal abscess within 6 months before first dose. NOTE: Complete healing of an intra-abdominal abscess must be confirmed before first dose
Evidence of abdominal free air not explained by paracentesis or recent surgical procedure
Hematemesis, or hemoptysis of > 0.5 teaspoon (2.5 ml) of red blood, or other history of significant bleeding (eg, pulmonary hemorrhage) within 12 weeks before first dose
Cavitating pulmonary lesion(s) or known endotracheal or endobronchial disease manifestation
Lesions invading or encasing any major blood vessels
Other clinically significant disorders that would preclude safe study participation
Serious non-healing wound/ulcer/bone fracture
Uncompensated/symptomatic hypothyroidism
Moderate to severe hepatic impairment (Child-Pugh B or C)
Major surgery (eg, GI surgery) within 8 weeks before C1D1. Complete wound healing from major surgery must have occurred 1 month before first dose and from minor surgery (eg, simple excision, tooth extraction) at least 10 days before first dose. Subjects with clinically relevant ongoing complications from prior surgery are not eligible
For subjects with known QTcF of > 500 ms, corrected QT interval calculated by the Fridericia formula (QTcF) > 500 ms per electrocardiogram (ECG) within 28 days before first dose of study treatment. NOTE: If a single ECG shows a QTcF with an absolute value > 500 ms, two additional ECGs at intervals of approximately 3 min must be performed within 30 min after the initial ECG, and the average of these three consecutive results for QTcF will be used to determine eligibility
Evidence of bleeding diathesis or significant coagulopathy (in the absence of therapeutic anticoagulation)
Concomitant anticoagulation with oral anticoagulants (eg, warfarin, direct thrombin and Factor Xa inhibitors) or platelet inhibitors (eg, clopidogrel). Allowed anticoagulants are the following
Low-dose aspirin for cardioprotection (per local applicable guidelines) is permitted
Low-dose low molecular weight heparins (LMWH) are permitted. NOTE: The use of full-dose oral or parenteral anticoagulants is permitted as long as the INR or aPTT is within therapeutic limits (according to the medical standard of the institution) and the subject has been on a stable dose of anticoagulants for at least two weeks at the time of study enrollment. Prophylactic use of anticoagulants is allowed
Anticoagulation with therapeutic doses of LMWH is allowed in subjects without known brain metastases who are on a stable dose of LMWH for at least 6 weeks before first dose of study treatment, and who have had no clinically significant hemorrhagic complications from the anticoagulation regimen or the tumor
Uncontrolled gross hematuria associated with clots per investigator's discretion
Inability to swallow pills