- Conditions
- Locally Advanced Malignant Solid Neoplasm, Locally Advanced Unresectable Cholangiocarcinoma, Locally Advanced Unresectable Gallbladder Carcinoma, Locally Advanced Unresectable Malignant Solid Neoplasm, Metastatic Cholangiocarcinoma, Metastatic Gallbladder Carcinoma, Metastatic Malignant Solid Neoplasm, Stage III Gallbladder Cancer AJCC v8, Stage IV Gallbladder Cancer AJCC v8, Unresectable Malignant Solid Neoplasm
- Interventions
- Avelumab, Biopsy Procedure, Biospecimen Collection, Computed Tomography, Hypofractionated Radiation Therapy, Peposertib
- Drug · Procedure · Radiation
- Lead sponsor
- National Cancer Institute (NCI)
- NIH
- Eligibility
- 18 Years and older
- Enrollment
- 103 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2020 – 2027
- U.S. locations
- 46
- States / cities
- Duarte, California • Irvine, California • La Jolla, California + 34 more
Source: ClinicalTrials.gov public record
Updated May 12, 2026 · Synced May 21, 2026, 7:19 PM EDT