Personalized Ultrafractionated Stereotactic Adaptive Radiotherapy Combined With Penpulimab and Fruquintinib for Advanced Colorectal Cancer
PRIM-CRC3
PRIM-CRC3
Sponsor study identifier
interventional
32
0 countries
N/A
Study Start
October 9, 2026
Estimated (date passed)This estimate has passed. The registry has not confirmed an actual date for this milestone.
Primary Completion
October 1, 2028
EstimatedPlanned date reported by the registry; this milestone is not confirmed as achieved.
Study Completion
October 1, 2029
EstimatedPlanned date reported by the registry; this milestone is not confirmed as achieved.
P (Population): Patients with advanced colorectal cancer who have failed at least two prior lines of therapy. I (Intervention): Radiotherapy, immunotherapy, and fruquintinib. C (Comparator): Single-arm study with no control group. O (Outcomes): Safety, tolerability, and preliminary efficacy of the combination treatment. S (Study design): This is a phase II, single-arm clinical study. Radiotherapy will be delivered at 25-50 Gy in 5 fractions, including dose schedules of 40 Gy in 5 fractions and 50 Gy in 5 fractions, combined with fixed-dose immunotherapy and fruquintinib. The study plans to enroll 32 participants.
Registry-reported information. Elapsed time and enrollment totals alone do not measure study progress or recruitment pace.
October 1, 2029
EstimatedPlanned date reported by the registry; this milestone is not confirmed as achieved.
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Dates and qualifiers reported by the registry. Estimated dates do not confirm that a milestone has occurred.
September 25, 2026
Actual (reported)October 9, 2026
Estimated (date passed)This estimate has passed. The registry has not confirmed an actual date for this milestone.
October 29, 2026
Actual (reported)October 1, 2028
EstimatedPlanned date reported by the registry; this milestone is not confirmed as achieved.
October 1, 2029
EstimatedPlanned date reported by the registry; this milestone is not confirmed as achieved.
Progression-Free Survival (PFS)
From the date of first administration of study treatment to the date of first documented tumor progression or death from any cause, whichever occurs first.
From the date of first administration of study treatment to the date of first documented tumor progression or death from any cause, whichever occurs first,assessed up to 5 years.
Radiotherapy will be delivered at 25-50 Gy in 5 fractions, including dose schedules of 40 Gy in 5 fractions and 50 Gy in 5 fractions
Finotonlimab 200 mg administered once every 21 days; each treatment cycle is 21 days
First Submitted
September 25, 2026
First Posted
October 29, 2026
Study Start
October 9, 2026
Estimated (date passed)This estimate has passed. The registry has not confirmed an actual date for this milestone.
Primary Completion
October 1, 2028
Fruquintinib 5 mg orally once daily for 14 consecutive days, followed by a 7-day treatment-free interval; each treatment cycle is 21 days.
Contact the study team to confirm eligibility.
Planned date reported by the registry; this milestone is not confirmed as achieved.
Study Completion
October 1, 2029
EstimatedPlanned date reported by the registry; this milestone is not confirmed as achieved.
Last Updated
October 29, 2026
Record last verified: 2026-10
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Source: ClinicalTrials.gov.
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