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Active, not recruiting Phase 2 Interventional

A Study of Botensilimab and Balstilimab for the Treatment of Colorectal Cancer

ClinicalTrials.gov ID: NCT05608044

Public ClinicalTrials.gov record NCT05608044. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Oct 20, 2026, 2:11 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

A Randomized, Open-Label, Phase 2 Study of Botensilimab (AGEN1181) as Monotherapy and in Combination With Balstilimab (AGEN2034) or Investigator's Choice Standard of Care (Regorafenib or Trifluridine and Tipiracil) for the Treatment of Refractory Metastatic Colorectal Cancer

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

This is an open-label, Phase 2, multicenter study to evaluate the efficacy, safety, tolerability, and pharmacokinetic profiles of botensilimab as monotherapy and in combination with balstilimab or standard-of-care treatments in participants with refractory metastatic colorectal cancer.

Study identification

NCT ID
NCT05608044
Recruitment status
Active, not recruiting
Study type
Interventional
Phase
Phase 2
Lead sponsor
Agenus Inc.
Industry
Enrollment
234 participants

Conditions and interventions

Eligibility (public fields only)

Age range
18 Years and older
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Nov 30, 2022 (Actual)
Primary completion
Sep 2027 (Estimated)
Completion
Sep 2029 (Estimated)
Last update posted
Sep 4, 2025

2022 – 2029

United States locations

U.S. sites
26
U.S. states
16
U.S. cities
21
Facility City State ZIP Site status
HonorHealth Research Institute Scottsdale Arizona 85258 —
City of Hope National Medical Center Duarte California 91010 —
Keck School of Medicine of the University of Southern California Los Angeles California 90033 —
Rocky Mountain Cancer Center - Aurora Aurora Colorado 80012 —
University of Colorado Denver Colorado 80220 —
Medical Oncology Hematology Consultants Newark Delaware 19713 —
Florida Cancer Specialists and Research Institute - Lake Mary Lake Mary Florida 32746 —
Beth Israel Deaconess Medical Center Boston Massachusetts 02215 —
Dana-Farber Cancer Institute Boston Massachusetts 02215 —
University of Michigan Ann Arbor Michigan 48084 —
Atlantic Health System - Morristown Medical Center Morristown New Jersey 07960 —
Weill Cornell Medicine New York New York 10021 —
Mount Sinai Hospital - New York New York New York 10029 —
Memorial Sloan Kettering New York New York 10065 —
Cleveland Clinic Cleveland Ohio 44195 —
Earle A. Chiles Research Institute - Robert W. Franz Cancer Center - Providence Cancer Institute Portland Oregon 97213 —
Oregon Health & Science University (OHSU) Portland Oregon 97239 —
Lifespan Clinical Research Center/Cancer Institute (Providence Rhode Island) East Providence Rhode Island 02915 —
Tennessee Oncology Nashville (Sarah Cannon) Nashville Tennessee 37203 —
Vanderbilt University School of Medicine Nashville Tennessee 37215 —
Texas Oncology - Austin Midtown Austin Texas 78705 —
Texas Oncology - Baylor Charles A. Sammons Cancer Center Dallas Texas 75246 —
MDACC Houston Texas 77030 —
Virginia Cancer Specialists/NEXT Virginia Fairfax Virginia 22031 —
Swedish Cancer Institute Seattle Washington 98104 —
Northwest Cancer Center Specialists - Vancouver Cancer Center - Compass Oncology Vancouver Vancouver Washington 98684 —

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 39 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT05608044, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Sep 4, 2025 · Synced Oct 20, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT05608044 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →