Actively Recruiting

Phase 1
Age: 18Years +
All Genders
ID06399419

CBM588 Capsules Combined With Nivolumab and Ipilimumab for Advanced Stage Kidney Cancer An Open-Label, Phase I Dose-Finding Study for Metastatic Renal Cell Carcinoma

Led by Osel, Inc. · Updated on 2024-05-30

28

Participants Needed

1

Research Sites

N/A

Total Duration

On this page

Sponsors

O

Osel, Inc.

Lead Sponsor

C

City of Hope Medical Center

Collaborating Sponsor

AI-Summary

What this Trial Is About

Researchers are evaluating the safety, side effects, best dose, and effectiveness of CBM588 capsules combined with nivolumab and ipilimumab in treating patients with advanced kidney cancer that has spread to nearby tissue, lymph nodes, or distant parts of the body. This phase I trial focuses on metastatic renal cell carcinoma, aiming to see how the combination affects the immune system and gut microbiome while monitoring tolerability and clinical benefits. Participants receive CBM588 capsules orally twice daily on days 1-21, along with nivolumab and ipilimumab given intravenously on day 1 of each 21-day cycle for four cycles. After this, they continue with CBM588 capsules twice daily on days 1-28 and nivolumab intravenously every 28 days if the disease does not progress or toxicity is unacceptable. The study includes dose escalation followed by dose expansion phases. Imaging scans like CT and bone scans are performed throughout, with optional MRI. During the study, participants provide blood samples and undergo various imaging tests to monitor disease and safety. Researchers assess dose-limiting toxicities, maximum tolerated dose, adverse events, progression-free survival, overall response rate, and changes in gut microbiome and metabolic pathways. Follow-up occurs once a year after treatment completion, with assessments continuing for up to three years to evaluate long-term safety and effects.

CONDITIONS

Brief Title

CBM588 Capsules in Combination With Nivolumab and Ipilimumab for the Treatment of Advanced Stage Kidney Cancer

Who Can Participate

Age: 18Years +
All Genders

Eligibility Criteria

Eligible

You may qualify if you...

  • Provided documented informed consent
  • Agreed to allow use of archival tumor tissue or obtained PI approval if unavailable
  • ECOG performance status 0 to 2
  • Aged 18 years or older
  • Histologically confirmed renal cell carcinoma with clear cell or sarcomatoid component
  • Advanced or metastatic renal cell carcinoma with intermediate- or poor-risk disease by IMDC criteria
  • No prior systemic therapy for renal cell carcinoma except one prior adjuvant/neoadjuvant therapy if recurrence occurred after 6 months
  • Measurable disease by RECIST 1.1
  • Recovered from prior anticancer therapy toxic effects to grade 1 or less (except alopecia)
  • Absolute neutrophil count ≥ 1500/uL without growth factor support
  • White blood cell count ≥ 2500/uL
  • Platelet count ≥ 100,000/uL without transfusion
  • Hemoglobin ≥ 8 g/dL
  • Liver enzymes ALT, AST, ALP ≤ 3 times ULN; ALP ≤ 5 times ULN with bone metastases
  • Total bilirubin ≤ 1.5 times ULN (≤ 3 times ULN for Gilbert's disease)
  • Serum albumin ≥ 2.8 g/dL
  • Coagulation tests PT/INR or PTT < 1.3 times ULN
  • Creatinine clearance ≥ 50 mL/min (Cockcroft-Gault equation)
  • Use of effective contraception during study and for specified months after last nivolumab dose
  • Female participants of childbearing potential must not be pregnant at screening per defined criteria
Not Eligible

You will not qualify if you...

  • Prior treatment with ipilimumab and/or nivolumab
  • Current or planned use of probiotics, yogurt, or bacterial fortified foods during treatment
  • History of allergic reactions to similar study agents
  • Active or history of interstitial lung disease/pneumonitis requiring steroid treatment
  • Medical conditions increasing risk or interfering with safety interpretation
  • Receipt of recent systemic anticancer therapy or radiation within specified time frames
  • Known brain metastases unless stable and treated with complete wound healing
  • Use of live attenuated vaccine within 30 days before study treatment
  • Uncontrolled or recent significant illness including infections and immune conditions
  • Active known or suspected autoimmune disease except certain controlled conditions
  • Pregnant or lactating females
  • Inability to swallow capsules or receive IV administration
  • Known allergy to study treatments or severe infusion reactions
  • Other active malignancy requiring treatment within 3 years except certain cured cancers
  • History of serious cardiac conditions or low oxygen levels at baseline
  • Any condition judged unsafe by investigator or interfering with study procedures

AI-Screening

AI-Powered Screening

Complete this quick 3-step screening to check your eligibility

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Your Study Journey

Screening

Duration - 2 to 4 weeks

Participants are screened for eligibility to participate in the trial.

1 visit (in-person)

Treatment

Duration - Up to 3 years or until disease progression or unacceptable toxicity

Participants receive CBM588 capsules orally twice daily combined with nivolumab and ipilimumab intravenously in repeated cycles. The first part includes 4 cycles of 21 days each with CBM588 on days 1-21 and nivolumab and ipilimumab on day 1. This is followed by cycles of 28 days with CBM588 on days 1-28 and nivolumab on day 1, continuing until disease progression or unacceptable toxicity. Participants also undergo CT scans, bone scans, and blood sample collections throughout treatment. Optional MRI scans may be performed.

1 visit per cycle every 21 days for 4 cycles, then 1 visit per cycle every 28 days thereafter

Follow-up

Duration - Up to 3 years

After completing treatment, participants are followed up once a year to monitor their health status.

Annual follow-up visits

Trial Site Locations

Total: 1 location

1

City of Hope Medical Center

Duarte, California, United States, 91010

Actively Recruiting

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How is the study designed?

Study Type

INTERVENTIONAL

Masking

NONE

Allocation

NA

Model

SINGLE_GROUP

Primary Purpose

TREATMENT

Number of Arms

1

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Association of Clostridium butyricum Therapy Using the Live Bacterial Product CBM588 with the Survival of Patients with Lung Cancer Receiving Chemoimmunotherapy Combinations.

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https://pubmed.ncbi.nlm.nih.gov/38201474

The biotherapeutic Clostridium butyricum MIYAIRI 588 strain potentiates enterotropism of Rorγt+Treg and PD-1 blockade efficacy.

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