Evaluating Novel Therapies in ctDNA Positive GI Cancers

Part of paid clinical trials in Washington D.C., District of Columbia.

Sponsor
Georgetown University
Study ID
NCT05482516
Phase
PHASE3
Status
Recruiting

Conditions

Eligibility Criteria

Sex
ALL
Age
18 Years - N/A
Healthy Volunteers
Not accepted

Interventions

  • Atezolizumab — DRUG
    Atezolizumab is a monoclonal antibody that belongs to a class of drugs that bind to either the programmed death-receptor 1 (PD-1) or the PD-ligand 1 (PD-L1), blocking the PD-1/PD-L1 pathway,
  • Bevacizumab — DRUG
    Bevacizumab is a tumor-starving (anti-angiogenic) therapy. Avastin is designed to block a protein called vascular endothelial growth factor, or VEGF.

Study Details

This study is a non-randomized, open-label, multi-cohort, multi-site, pilot feasibility therapeutic trial. The study will enroll 20 patients across 4 cohorts (CRC, gastric, PDAC, and HCC/intra-hepatic-/extra-hepatic-, gall bladder adenocarcinomas) diagnosed with histologically confirmed GI cancers. These patients will have already completed all Standard of Care (SOC) treatments (including neoadjuvant, surgery, local therapies, and/or adjuvant therapy as applicable), as defined by the treating primary physician or research team, with curative intent but have a positive SignateraTM tumor-informed ctDNA test and NED radiographically by standard imaging within 28 days prior to enrollment and within 1 year of completing all curative-intent therapy. All patients will be treated with intravenous (IV) atezolizumab 1200 mg IV and bevacizumab 15 mg/kg on Day 1 of 21-day cycles until disease recurrence, ctDNA POD, unacceptable toxicity, or subject withdrawal of consent with a maximum 12 month total duration of study therapy. Atezolizumab and bevacizumab drug will be provided.

Key Dates

Start date
Mar 29, 2023
Status verified
May 2025
Primary completion
Dec 31, 2026
Completion
Dec 31, 2028

Study Design

Enrollment
20 participants (estimated)
Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT

Arms

  • Experimental: Atezolizumab plus Bevacizumab
    atezolizumab 1200 mg and bevacizumab 15 mg/kg given intravenously on Day 1 of each 21-day cycle (every 3 weeks \[Q3W\]) for a maximum of 12 months.

Primary Outcome Measure

Rates of SignateraTM ctDNA positive Patient identification [ Time Frame: 12 months ]

Central Contacts

Locations (3)

FacilityCityStateZIPSite coordinators
Georgetown Lombardi Comprehensive Cancer CenterWashington D.C.District of Columbia20007
Loyanna Hubbard
202-784-0038
John L. Marshall, MD (PRINCIPAL_INVESTIGATOR)
Medstar Washington Hospital CenterWashington D.C.District of Columbia20010
Marcus Noel, MD (PRINCIPAL_INVESTIGATOR)
John Theurer Cancer Center at Hackensack University Medical CenterHackensackNew Jersey07601
Oncology Clinical Research Referral Office
551-996-1777
Martin Gutierrez, MD (PRINCIPAL_INVESTIGATOR)

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