About this trial
This study will assess the safety and efficacy of VS-7375 alone and in combination with cetuximab or panitumumab and cetuximab plus mFOLFOX in patients with metastatic KRAS G12D - mutated Colorectal Cancer
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Histopathology confirmed metastatic CRC
Measurable disease per RECIST 1.1
Local testing confirmed KRAS G12D mutation (tissue required for confirmatory central testing)
ECOG PS=0 or 1
Disqualifiers
Have any other documented co-existing common RAS mutation(s)
Prior anti-cancer Tx within 4 weeks or drug-specific timeline within first treatment dose, whichever shorter
Major surgery within 4 weeks of first treatment dose
Radiation therapy (RT) within 1 week of first treatment dose
Trial design
Crossover
Treatments tested in this trial
VS-7375
DrugTaken by mouth
cetuximab
DrugIntravenous infusion
panitumumab
DrugIntravenous infusion
Cetuximab + mFOLFOX6
DrugIntravenous infusion
Treatment groups
Trial outcomes
Primary outcomes
Confirmed ORR by blinded independent central review (BICR) per RESIST v1.1 - 2L CRC only
Overall Response Rate per RECIST version 1.1, per blinded independent central review (BICR)
To characterize the safety and tolerability of VS-7375 monotherapy or in combination with cetuximab or panitumumab, administered on a daily oral schedule in participants with KRAS G12D-mutated 2L+ CRC
Proportion/number of participants with AEs, TEAEs, TRAEs, SAEs, and dose interruptions/reductions and discontinuations
To characterize the safety and tolerability of VS-7375 in combination with cetuximab + mFOLFOX, administered on a daily oral schedule in participants with KRAS G12D-mutated 1L CRC
Proportion/number of participants with AEs, TEAEs, TRAEs, SAEs, and dose interruptions/reductions and discontinuations
Secondary outcomes
Confirmed ORR per RECIST v1.1 assessed by BICR (primary) and Investigator (secondary) assessments
To evaluate additional efficacy parameters of VS-7375 monotherapy and VS-7375 in combination with cetuximab or panitumumab or cetuximab + mFOLFOX, administered on a daily oral schedule in participants with KRAS G12D-mutated CRC
Plasma Pharmacokinetics (PK) of VS-7375 and relevant metabolites, Cmax
Maximum concentration (Cmax)
Plasma Pharmacokinetics (PK) of VS-7375 and relevant metabolites, AUC
Area under plasma Concentration (AUC) 0 to t
To evaluate Pharmacodynamics (PD) and other relevant blood tumor markers specific to tumor type
CA19-9, CEA, CA-125
Other outcomes
Imaging of tumor metabolism changes in 2L monotherapy patients
To assess tumor metabolism dynamics on FDG-PET/CT
Sponsors and contacts
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