Adding Biotherapy or Placebo to Standard Treatment for Advanced Kidney Cancer
Eligible age
18+ yrs
Accepts
All genders
Locations
8 states
Healthy volunteers
No
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About this study
This phase III trial compares the effect of adding live biotherapy, MO-03, to standard of care (SOC) immunotherapy, including ipilimumab, nivolumab, axitinib, pembrolizumab, cabozantinib, and lenvatinib, to SOC immunotherapy alone in treating patients with clear cell renal cell cancer that may have spread from where it first started (primary site) to nearby tissue, lymph nodes, or distant parts of the body (advanced) or that has spread from where it first started to other places in the body (metastatic). Studies have shown that gut health (the gut microbiome) may impact the effectiveness of immunotherapy. The microbiome includes all of the bacteria and organisms naturally found in the digestive tract. MO-03, a type of biotherapy, contains material from living organisms that may help keep the digestive tract healthy and may help to increase the effect of immunotherapy. Immunotherapy with monoclonal antibodies, such as ipilimumab, nivolumab, pembrolizumab, may help the body's immune system attack the tumor, and may interfere with the ability of tumor cells to grow and spread. Axitinib, cabozantinib, and lenvatinib are a type of angiogenesis inhibitor and tyrosine kinase inhibitor (TKI) that block certain proteins which may help keep tumor cells from growing and may also help prevent the growth of new blood vessels that tumors need to grow. Adding MO-03 to SOC immunotherapy may be more effective than SOC immunotherapy alone in treating patients with advanced or metastatic clear cell renal cell cancer.
Sponsor: SWOG Cancer Research Network
You may qualify if…
- ✓ Participants must have histologically confirmed renal cell carcinoma (RCC) with clear cell component that is advanced (not amenable to curative surgery or radiation therapy) or metastatic RCC at the time of registration on study
- ✓ Participants must have measurable/evaluable disease by RECIST 1.1 criteria. Participants with only bone metastases or only pleural effusions are considered evaluable disease and are eligible
- ✓ Participants with new or progressive brain metastases (active brain metastases) or leptomeningeal disease must not require immediate central nervous system (CNS) specific treatment at the time of study registration or anticipated treatment during the first cycle of therapy
- ✓ Participants must not be currently enrolled or plan to participate in treatment studies while enrolled on this study
- ✓ Participants must not plan to take any over the counter probiotic supplements at time of study registration and while on protocol treatment
- ✓ NOTE: Vitamin and electrolyte or mineral supplements are permitted
- ✓ Participants must not have had prior systemic therapy for advanced or metastatic RCC or any treatment with immune based combination therapy
- ✓ NOTE: Participants can have prior neo/adjuvant treatment with an anti-PD-1, anti-PD-L1, and/or anti-CTLA-4 antibody or other therapies for any current or prior malignancy if \> 12 months prior to registration
Where it's recruiting
Fayetteville · Jonesboro · Rogers · Springdale
Bloomington · Canton · Carthage · Decatur …
Cedar Rapids
Burlington · Peabody
Brighton · Canton · Chelsea · Livonia …
Columbus · Grenada · New Albany · Oxford …
Cape Girardeau · Farmington · Sainte Genevieve · St Louis …
Collierville · Memphis
Source: ClinicalTrials.gov · NCT07383441 · last updated 2026-06-11