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Clinical Trials/NCT05843188
NCT05843188Active, not recruitingPhase 2

A Phase II Study of 5-FU, Irinotecan, Bevacizumab and Hydroxychloroquine in Drug-Tolerant Persister (DTP)-Selected Patients With Metastatic Colorectal Cancer

University Health Network, Toronto4 sites in 1 country155 target enrollmentStarted: August 9, 2023Last updated:
Conditions
Interventions
Drugs

Trial Snapshot

Phase
Phase 2
Status
Active, not recruiting
Enrollment
155
Locations
4
Primary Endpoint
Overall response rate

Study Overview

Brief Summary

This is a two arm, 2-center, Phase II, study of 5-FU, irinotecan, bevacizumab (FOLFIRI-beva) and hydroxychloroquine (HCQ) in patients with previously untreated metastatic colorectal cancer (mCRC).

Up to 155 patients will be screened for DTP-signature and up to 31 evaluable patients who are determined to be DTP-signature high will be treated with FOLFIRI-beva and HCQ.

Patients will continue to receive treatments until evidence of disease progression, intolerable side effects, withdrawal of consent or death.

Study Design

Study Type
Interventional
Allocation
Non Randomized
Intervention Model
Parallel
Primary Purpose
Treatment
Masking
None

Eligibility Criteria

Ages
18 Years to — (Adult, Older Adult)
Sex
All
Accepts Healthy Volunteers
No

Inclusion Criteria

  • Histologically confirmed colorectal cancer, not amenable to curative resection.
  • Microsatellite stable/mismatch repair proficient (MSS/pMMR) colorectal cancer.
  • No prior systemic therapy for metastatic disease.
  • Evaluable disease based on RECIST 1.1 criteria.
  • Adequate hematological, hepatic and renal functions
  • Eastern Cooperative Oncology Group (ECOG) Performance status 0-
  • Estimated life expectancy of > 6 months.
  • Negative pregnancy test for female patients with child-bearing potential.
  • No history of retinal disorder.
  • No history of glucose-6-phosphate dehydrogenase deficiency (G6PD) .
  • Considered to be DTP-signature high to receive HCQ treatment

Exclusion Criteria

  • Women who are pregnant or nursing.
  • Have received radiotherapy, chemotherapy, biological therapy, or investigational treatment less than four weeks (six weeks for nitrosoureas or mitomycin C) prior to first dose of FOLFIRI-beva or have not recovered from all acute toxicities from prior treatments to grade 1 or less, with the exception of alopecia and those deemed not to affect safety assessment.
  • Have concurrent malignancy with exception of malignancy that was treated curatively and without evidence of recurrence within 3 years of study enrollment, or fully resected basal or squamous cell skin cancer and any carcinoma in situ which are considered to be of low risk of recurrence.
  • Have had major surgery within 28 days of study enrollment. Placement of a venous access device within 28 days of starting therapy is allowed.
  • Have any medical condition that would impair the administration of oral agents including significant bowel resection, inflammatory bowel disease or uncontrolled nausea or vomiting.
  • Known central nervous system metastasis. Patients with history of central nervous system metastases are eligible if they are clinically and radiographically stable for at least 3 months and not taking steroids or anticonvulsants.

Arms & Interventions

High DTP-signature

Experimental

Take HCQ, 400 mg by mouth, twice daily. Receive FOLFIRI+bevacizumab (irinotecan 180 mg/m2, leucovorin 400 mg/m2, 5-FU 2400 mg/m2 over 46 - 48 hours, bevacizumab 5 mg/kg), intravenously, every 2 weeks

Intervention: Leucovorin (Drug)

Low DTP-signature

Active Comparator

Receive FOLFIRI+bevacizumab (irinotecan 180 mg/m2, leucovorin 400 mg/m2, 5-FU 2400 mg/m2 over 46 - 48 hours, bevacizumab 5 mg/kg), intravenously, every 2 weeks

Intervention: Bevacizumab (Drug)

High DTP-signature

Experimental

Take HCQ, 400 mg by mouth, twice daily. Receive FOLFIRI+bevacizumab (irinotecan 180 mg/m2, leucovorin 400 mg/m2, 5-FU 2400 mg/m2 over 46 - 48 hours, bevacizumab 5 mg/kg), intravenously, every 2 weeks

Intervention: Hydroxychloroquine (Drug)

High DTP-signature

Experimental

Take HCQ, 400 mg by mouth, twice daily. Receive FOLFIRI+bevacizumab (irinotecan 180 mg/m2, leucovorin 400 mg/m2, 5-FU 2400 mg/m2 over 46 - 48 hours, bevacizumab 5 mg/kg), intravenously, every 2 weeks

Intervention: Irinotecan (Drug)

High DTP-signature

Experimental

Take HCQ, 400 mg by mouth, twice daily. Receive FOLFIRI+bevacizumab (irinotecan 180 mg/m2, leucovorin 400 mg/m2, 5-FU 2400 mg/m2 over 46 - 48 hours, bevacizumab 5 mg/kg), intravenously, every 2 weeks

Intervention: Fluorouracil (Drug)

High DTP-signature

Experimental

Take HCQ, 400 mg by mouth, twice daily. Receive FOLFIRI+bevacizumab (irinotecan 180 mg/m2, leucovorin 400 mg/m2, 5-FU 2400 mg/m2 over 46 - 48 hours, bevacizumab 5 mg/kg), intravenously, every 2 weeks

Intervention: Bevacizumab (Drug)

Low DTP-signature

Active Comparator

Receive FOLFIRI+bevacizumab (irinotecan 180 mg/m2, leucovorin 400 mg/m2, 5-FU 2400 mg/m2 over 46 - 48 hours, bevacizumab 5 mg/kg), intravenously, every 2 weeks

Intervention: Irinotecan (Drug)

Low DTP-signature

Active Comparator

Receive FOLFIRI+bevacizumab (irinotecan 180 mg/m2, leucovorin 400 mg/m2, 5-FU 2400 mg/m2 over 46 - 48 hours, bevacizumab 5 mg/kg), intravenously, every 2 weeks

Intervention: Leucovorin (Drug)

Low DTP-signature

Active Comparator

Receive FOLFIRI+bevacizumab (irinotecan 180 mg/m2, leucovorin 400 mg/m2, 5-FU 2400 mg/m2 over 46 - 48 hours, bevacizumab 5 mg/kg), intravenously, every 2 weeks

Intervention: Fluorouracil (Drug)

Outcomes

Primary Outcomes

Overall response rate

Time Frame: Start of study treatment to end of study, up to 48 months.

Percentage of participants who have a partial response or complete response to study treatment.

Secondary Outcomes

  • Progression-free survival(Start of study treatment to time of disease progression, up to 48 months.)
  • Overall survival(Start of study treatment to time of death, up to 48 months.)
  • Incidences and severity of adverse events(Start of study treatment to end of study, up to 48 months.)

Investigators

Sponsor Class
Other
Responsible Party
Sponsor

Study Sites (4)

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