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Monoclonal Antibodies

Combination Immunotherapy for Kidney Cancer (ARCITECT Trial)

Phase 2
Recruiting
Led By Michael B Atkins, MD
Research Sponsored by Michael B. Atkins, MD
Eligibility Criteria Checklist
Specific guidelines that determine who can or cannot participate in a clinical trial
Must have
Age ≥ 18 years old at the time of informed consent
Patient must have histological confirmation of renal carcinoma with clear cell component including advanced RCC (not amenable to curative surgery or radiation therapy) or metastatic RCC
Timeline
Screening 3 weeks
Treatment Varies
Follow Up 5 years
Awards & highlights

ARCITECT Trial Summary

This trial compares two novel cancer treatments in patients with advanced kidney cancer to see if they are more effective than current treatments. 120 patients will be enrolled.

Who is the study for?
Adults with advanced or metastatic renal cell carcinoma (kidney cancer) who haven't had certain treatments can join. They need measurable disease, proper organ function, and no recent major surgery. Women must test negative for pregnancy and agree to contraception; men too if with women of childbearing potential. HIV-positive patients can join under specific conditions.Check my eligibility
What is being tested?
The trial is testing botensilimab with balstilimab against ipilimumab with nivolumab in a randomized open-label study. Patients are assigned to one of two groups in a 2:1 ratio and treated until toxicity, progression, or up to 96 weeks.See study design
What are the potential side effects?
Potential side effects include immune-related inflammation in various organs, infusion reactions like fever or chills, fatigue, digestive issues such as diarrhea or nausea, blood disorders like anemia or clotting problems, increased risk of infections.

ARCITECT Trial Eligibility Criteria

Inclusion Criteria

You may be eligible if you check “Yes” for the criteria below
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I am 18 years old or older.
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My kidney cancer is confirmed and cannot be cured with surgery or radiation.

ARCITECT Trial Timeline

Screening ~ 3 weeks
Treatment ~ Varies
Follow Up ~5 years
This trial's timeline: 3 weeks for screening, Varies for treatment, and 5 years for reporting.

Treatment Details

Study Objectives

Outcome measures can provide a clearer picture of what you can expect from a treatment.
Primary outcome measures
Determine the objective response rate (ORR) of botensilimab + balstilimab in patients with treatment naïve metastatic ccRCC relative to the ORR of patients treated with ipilimumab + nivolumab.
Secondary outcome measures
Determine Duration of response (DOR) for patients who have a CR or PR
Determine the 12- & 24-month landmark progression free survival (PFS)
Determine the safety of botensilimab + balstilimab relative to ipilimumab + nivolumab
+1 more

ARCITECT Trial Design

2Treatment groups
Experimental Treatment
Active Control
Group I: Arm A (botensilimab and balstilimab)Experimental Treatment2 Interventions
Arm A subjects will receive 2 cycles of induction treatment with each cycle lasting 6 weeks. Cycle 1 will consist of botensilimab 75mg IV in combination with balstilimab 450mg IV on Day 1 and Day 22. Cycle 2 will consist of balstilimab 450mg IV ONLY on Day 1 and Day 22. Botensilimab will NOT be given in Cycle 2. Subjects will receive 7 cycles of maintenance treatment with each cycle lasting 12 weeks. Cycles 3 and 4 will consist of botensilimab 75mg IV on Day 1 in combination with balstilimab 450mg IV on Day 1, 22, 43 and 64. Cycles 5-9 will consist of balstilimab alone 450 mg IV on Day 1, 22, 43 and 64.
Group II: Arm B (ipilimumab and nivolumab)Active Control2 Interventions
Arm B subjects will receive 2 cycles of induction treatment with each cycle lasting 6 weeks. Cycle 1 and 2 will consist of ipilimumab 1 mg/kg IV and nivolumab 3 mg/kg on Day 1 and 22. Subjects will receive 7 cycles of maintenance treatment with each cycle lasting 12 weeks. Nivolumab 480mg IV will be given on Day 1, 29 and 57 of each cycle (every 4 weeks).

Find a Location

Who is running the clinical trial?

Michael B. Atkins, MDLead Sponsor
1 Previous Clinical Trials
164 Total Patients Enrolled
Agenus Inc.Industry Sponsor
51 Previous Clinical Trials
4,615 Total Patients Enrolled
Georgetown UniversityOTHER
343 Previous Clinical Trials
136,382 Total Patients Enrolled

Media Library

Balstilimab (Monoclonal Antibodies) Clinical Trial Eligibility Overview. Trial Name: NCT05928806 — Phase 2
Kidney Cancer Research Study Groups: Arm A (botensilimab and balstilimab), Arm B (ipilimumab and nivolumab)
Kidney Cancer Clinical Trial 2023: Balstilimab Highlights & Side Effects. Trial Name: NCT05928806 — Phase 2
Balstilimab (Monoclonal Antibodies) 2023 Treatment Timeline for Medical Study. Trial Name: NCT05928806 — Phase 2

Frequently Asked Questions

These questions and answers are submitted by anonymous patients, and have not been verified by our internal team.

Has the FDA granted approval for Arm A, consisting of botensilimab and balstilimab?

"There is some clinical evidence to suggest the safety of Arm A (botensilimab and balstilimab), so it received a rating of 2. As this is only Phase 2, efficacy data has yet to be discerned."

Answered by AI

Does this experiment require additional participants?

"Affirmative. Data published on clinicaltrials.gov verifies that recruitment for this medical investigation, which was initially posted on September 1st 2023, is currently underway. In total, 120 patients must be drawn from 1 location to complete the trial."

Answered by AI

What is the enrollment capacity of this particular research project?

"Affirmative. Information documented on clinicaltrials.gov states that this experiment is currently enrolling participants, having been first announced on September 1st, 2023 and last edited eight days later. The study requires 120 patients at a single site to complete the trial."

Answered by AI
~80 spots leftby Oct 2025