Immunotherapies in Combination With Stereotactic Body Radiation Radiotherapy in Microsatellite Stable (MSS) Metastatic Colorectal Cancer (mCRC)
Public ClinicalTrials.gov record NCT06603818. 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.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
A Phase II Study of Immunotherapies (Tiragolumab and Atezolizumab) in Combination With Stereotactic Body Radiation Radiotherapy in Microsatellite Stable (MSS) Metastatic Colorectal Cancer (mCRC)
Study identification
- NCT ID
- NCT06603818
- Recruitment status
- Withdrawn
- Study type
- Interventional
- Phase
- Phase 2
- Lead sponsor
- National Cancer Institute (NCI)
- NIH
- Enrollment
- Not listed
Conditions and interventions
Conditions
Interventions
- Atezolizumab Biological
- Stereotactic Body Radiation Therapy (SBRT) Radiation
- Tiragolumab Biological
Biological · Radiation
Eligibility (public fields only)
- Age range
- 18 Years to 120 Years
- 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
- Aug 14, 2025
- Primary completion
- Aug 14, 2025
- Completion
- Aug 14, 2025
- Last update posted
- Feb 18, 2026
2025
United States locations
- U.S. sites
- 1
- U.S. states
- 1
- U.S. cities
- 1
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| National Institutes of Health Clinical Center | Bethesda | Maryland | 20892 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT06603818, 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 Feb 18, 2026 · Synced May 18, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT06603818 live on ClinicalTrials.gov.