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About
This phase II trial studies the side effects of avelumab and how well it works in combination with fluorouracil and mitomycin or cisplatin and radiation therapy in treating participants with muscle-invasive bladder cancer. Monoclonal antibodies, such as avelumab, may interfere with the ability of cancer cells to grow and spread. Drugs used in chemotherapy, such as fluorouracil, mitomycin, and cisplatin, work in different ways to stop the growth of tumor cells, either by killing the cells, by stopping them from dividing, or by stopping them from spreading. Radiation therapy uses high energy beams to kill tumor cells and shrink tumors. Giving avelumab with chemotherapy and radiotherapy may work better in treating participants with muscle-invasive bladder cancer.
Full description
PRIMARY OBJECTIVES:
I. To evaluate the complete response rate of concurrent chemotherapy radiation treatment combined with avelumab for patients with muscle invasive bladder cancer.
SECONDARY OBJECTIVES:
I. To evaluate the safety and toxicity (adverse event profile) of concurrent chemotherapy radiation treatment combined with avelumab.
II. To evaluate quality of life (QoL) at 1 year of concurrent chemotherapy radiation treatment combined with avelumab.
III. To evaluate progression-free survival and relapse-free survival at 1 year with concurrent chemotherapy radiation treatment combined with avelumab.
CORRELATIVE OBJECTIVES:
I. To explore biomarkers that may predict response to avelumab in the muscle invasive population.
II. To evaluate the association of tumor mutational burden with response to concurrent chemo- radiation and immunotherapy.
III. To evaluate whether concurrent chemoradiation and immunotherapy after maximal transurethral resection of bladder tumor (TURBT) is associated with a decrease in circulating Bim+CD11a^high PD-1+CD8+ T-cells and myeloid-derived suppressor cells (MDSCs).
OUTLINE:
Participants receive avelumab intravenously (IV) over 60 minutes every 14 days for a total of 10 courses in the absence of disease progression or unacceptable toxicity. Beginning 29 days after the first dose of avelumab, participants receive either fluorouracil IV on days 1-5 and 16-20 during radiation therapy (RT) and mitomycin IV on day 1 of course 3, or cisplatin IV starting on day 1 of courses 3-5 for up to 6 weeks in the absence of disease progression or unacceptable toxicity.
After completion of study treatment, participants are followed up at 30 days, 6, 9, and 12 months.
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Inclusion criteria
Exclusion criteria
Patients with locally advanced unresectable (T4b) or metastatic urothelial carcinoma (N1M0-1) as assessed on baseline radiographic imaging obtained =< 70 days prior to study registration. The required radiographic imaging includes:
Patients with concurrent urothelial carcinoma and/or related variants anywhere outside bladder
A prior or concurrent malignancy of any other site or histology unless the patient has been disease-free for > 2 years prior to registration except for:
Patients who have received the last administration of an anti-cancer therapy including chemotherapy, immunotherapy, and monoclonal antibodies =< 4 weeks prior to registration, or who have not recovered from the side effects of such therapy.
Patients who have received prior therapy with immune checkpoint inhibitors (e.g. anti-PD-1, anti-PD-L1, anti-LAG3, anti-CTLA-4, anti-TIM3) or immune co-stimulatory molecules (e.g. anti-CD137, anti-OX40, anti-GITR) directed agents.
Patients who have undergone major surgery (e.g. intra-thoracic, intra-abdominal or intra-pelvic), open biopsy or significant traumatic injury =< 4 weeks prior to registration, or who have not recovered from side effects of such procedure or injury prior to registration.
Patients with history of cirrhosis, alcoholic or non-alcoholic steatohepatitis (NASH), auto-immune hepatitis, or previous grade 3-4 drug-related hepatitis.
Patient with history of prior solid organ or allogeneic bone marrow transplant.
Clinically significant cardiac diseases, including any of the following:
History of untreated human immunodeficiency virus (HIV)
History of active hepatitis B infection
Known diagnosis of any condition (i.e. post-hematopoietic or organ transplant, rheumatoid arthritis, systemic lupus erythematosus, inflammatory bowel disease, etc.) that requires chronic immunosuppressive therapy.
Other concurrent severe and/or uncontrolled concomitant medical conditions (e.g. active or uncontrolled infection, uncontrolled diabetes) that could cause unacceptable safety risks or compromise compliance with the protocol.
Pregnant or breast-feeding women.
Women of child-bearing potential, who are biologically able to conceive, and not employing two forms of highly effective contraception. Highly effective contraception must be used throughout the trial and up to 8 weeks after the last dose of study drug (e.g. male condom with spermicidal; diaphragm with spermicide; intra-uterine device). Women of child-bearing potential, defined as sexually mature women who have not undergone a hysterectomy or who have not been naturally postmenopausal for at least 12 consecutive months (i.e., who has had menses any time in the preceding 12 consecutive months), must have a negative serum pregnancy test =< 14 days prior to registration.
Fertile males not willing to use contraception, as stated above.
Patients unwilling or unable to comply with the protocol.
Receiving any other investigational agent which would be considered as a treatment for the primary neoplasm.
Known prior severe hypersensitivity to investigational product or any component in its formulations, including known severe hypersensitivity reactions to monoclonal antibodies (National Cancer Institute [NCI] Common Terminology Criteria for Adverse Events [CTCAE] version [v] 5.0 grade >= 3).
Primary purpose
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2 participants in 1 patient group
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Data sourced from clinicaltrials.gov
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