Condition: Urothelial Carcinoma

Study Type: Interventional

Clinical Trials Identifier NCT 8-digits: NCT03869190

Sponsor: Hoffmann-La Roche

Phase: Phase 1/Phase 2

Eligibility:

  • Age: minimum 18 Years maximum N/A
  • Gender: All

Inclusion Criteria:

  • Histologically documented, locally advanced or metastatic UC (also termed TCC or urothelial cell carcinoma of the urinary tract; including renal pelvis, ureters, urinary bladder, and urethra)
  • Availability of a representative tumor specimen that is suitable for determination of PD-L1 and/or additional biomarker status by means of central testing
  • Disease progression during or following treatment with no more than one platinum-containing regimen for inoperable, locally advanced or metastatic UC or disease recurrence
  • ECOG Performance Status of 0 or 1
  • Measurable disease (at least one target lesion) according to RECIST v1.1
  • Adequate hematologic and end-organ function
  • Negative HIV test at screening
  • Negative total hepatitis B core antibody (HBcAb) test and hepatitis C virus (HCV) antibody at screening
  • Tumor accessible for biopsy
  • For women of childbearing potential: agreement to remain abstinent or use contraceptive measures and agreement to refrain from donating eggs
  • For men: agreement to remain abstinent or use contraceptive measures, and agreement to refrain from donating sperm Exclusion Criteria:
  • Prior treatment with a T-cell co-stimulating therapy or a CPI including anti-CTLA-4, anti-PD-1, and anti-PD-L1 therapeutic antibodies
  • Prior treatment with any of the protocol-specified study treatments including treatment with poly (adenosine diphosphate [ADP]-ribose) polymerase (PARP) inhibitor, nectin-4 targeting agents, signal regulatory protein alpha-targeting agents, or TIGIT-targeting agents
  • Treatment with investigational therapy within 28 days prior to initiation of study treatment
  • Any approved anti-cancer therapy, including chemotherapy or hormonal therapy, within 3 weeks prior to initiation of study treatment
  • Eligibility only for the control arm
  • Prior allogeneic stem cell or solid organ transplantation
  • Treatment with systemic immunostimulatory agents within 4 weeks or 5 half-lives of the drug (whichever is longer) prior to the initiation of study treatment
  • Treatment with systemic immunosuppressive medication within 2 weeks prior to initiation of study treatment or anticipation of need for systemic immunosuppressant medication during 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 atezolizumab treatment or within 5 months after the last dose of atezolizumab
  • Uncontrolled pleural effusion, pericardial effusion, or ascites requiring recurrent drainage procedures
  • Uncontrolled tumor-related pain
  • Uncontrolled or symptomatic hypercalcemia
  • Symptomatic, untreated, or actively progressing CNS metastases
  • History of leptomeningeal disease
  • 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
  • History of malignancy other than UC within 2 years prior to screening, with the exception of malignancies with a negligible risk of metastasis or death
  • Active tuberculosis
  • Severe infection within 4 weeks prior to initiation of study treatment
  • Treatment with therapeutic oral or IV antibiotics within 2 weeks prior to initiation of study treatment
  • Significant cardiovascular disease
  • Uncontrolled hypertension
  • Grade 3 or greater hemorrhage or bleeding event within 28 days prior to initiation of study treatment
  • Major surgical procedure, other than for diagnosis, within 4 weeks prior to initiation of study treatment
  • Pregnancy or breastfeeding, or intention of becoming pregnant during the study
  • Additional drug-specific

Exclusion Criteria:

  • Prior treatment with a T-cell co-stimulating therapy or a CPI including anti-CTLA-4, anti-PD-1, and anti-PD-L1 therapeutic antibodies
  • Prior treatment with any of the protocol-specified study treatments including treatment with poly (adenosine diphosphate [ADP]-ribose) polymerase (PARP) inhibitor, nectin-4 targeting agents, signal regulatory protein alpha-targeting agents, or TIGIT-targeting agents
  • Treatment with investigational therapy within 28 days prior to initiation of study treatment
  • Any approved anti-cancer therapy, including chemotherapy or hormonal therapy, within 3 weeks prior to initiation of study treatment
  • Eligibility only for the control arm
  • Prior allogeneic stem cell or solid organ transplantation
  • Treatment with systemic immunostimulatory agents within 4 weeks or 5 half-lives of the drug (whichever is longer) prior to the initiation of study treatment
  • Treatment with systemic immunosuppressive medication within 2 weeks prior to initiation of study treatment or anticipation of need for systemic immunosuppressant medication during 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 atezolizumab treatment or within 5 months after the last dose of atezolizumab
  • Uncontrolled pleural effusion, pericardial effusion, or ascites requiring recurrent drainage procedures
  • Uncontrolled tumor-related pain
  • Uncontrolled or symptomatic hypercalcemia
  • Symptomatic, untreated, or actively progressing CNS metastases
  • History of leptomeningeal disease
  • 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
  • History of malignancy other than UC within 2 years prior to screening, with the exception of malignancies with a negligible risk of metastasis or death
  • Active tuberculosis
  • Severe infection within 4 weeks prior to initiation of study treatment
  • Treatment with therapeutic oral or IV antibiotics within 2 weeks prior to initiation of study treatment
  • Significant cardiovascular disease
  • Uncontrolled hypertension
  • Grade 3 or greater hemorrhage or bleeding event within 28 days prior to initiation of study treatment
  • Major surgical procedure, other than for diagnosis, within 4 weeks prior to initiation of study treatment
  • Pregnancy or breastfeeding, or intention of becoming pregnant during the study
  • Additional drug-specific exclusion criteria might apply

View trial on ClinicalTrials.gov