Comparison FOLFIRINOX Panitumumab vs mFOLFOX6 Panitumumab in RAS/B-RAF Wild-type Metastatic Colorectal Cancer Patients (PANIRINOX)
Metastatic Colorectal Cancer
About this trial
This is an interventional treatment trial for Metastatic Colorectal Cancer
Eligibility Criteria
Inclusion Criteria:
- Age between 18 and 75 years
- ECOG PS between 0 and 1
- Histologically confirmed adenocarcinoma of the colon or rectum
- Untreated synchronous or metachronous metastatic disease deemed unresectable with curative intent
- K-Ras (codons 12, 13, 59, 61, 117, 146), N-Ras (codons 12, 13, 59, 61) and B-Raf (codon 600) wild-type tumor status according to plasma analysis of circulating cell free DNA by Intplex technology
- Measurable disease according to RECIST version 1.1
Adequate hematologic, hepatic and renal functions:
- Absolute neutrophil count (ANC) ≥2 x 109/L
- Haemoglobin ≥9 g/dL
- Platelets (PTL) ≥100 x 109/L
- AST/ALT ≤5 x ULN
- Alkaline phosphatase ≤2.5 x ULN
- Bilirubin ≤1.5 x ULN
- Creatinine clearance ≥50 mL/min (Cockcroft and Gault formula)
- Life expectancy of at least 3 months
- Adequate contraception if applicable
- Patient affiliated to a social security regimen
- Patient information and signed written consent form
- Uracilemia < 16 ng/ml
Exclusion Criteria:
- History of other malignancy within the previous 5 years (except for appropriately treated in-situ cervix carcinoma and non-melanoma skin carcinoma)
- Adjuvant treatment with oxaliplatin
- Previous treatment for metastatic disease
- Patients who received any chemo- and/or radiotherapy within 15 days from the date of blood sampling for the RAS and BRAF test
- Brain metastases
- Patients with a history of severe or life-threatening hypersensitivity to the active substances or to any of the excipients delivered in this study
- Patient with history of pulmonary fibrosis or interstitial pneumonitis
- Previous organ transplantation, HIV or other immunodeficiency syndromes
- Concomitant medications/comorbidities that may prevent the patient from receiving study treatment as uncontrolled intercurrent illness (for instance: active infection, active inflammatory disorders, inflammatory bowel disease, intestinal obstruction, symptomatic congestive heart failure, uncontrolled hypertension…)
- Persistent peripheral neuropathy >grade1 (NCI CT v4.03)
Ionic disorders as:
- Kalemia ≤1 x LLN
- Magnesemia <0.5mmol/L
- Calcemia <2mmol/L
- Patient with known dihydropyrimidine dehydrogenase deficiency
- QT/QTc>450msec for men and >470msec for women
- Patient with contraindication for trial drugs (investigators have to refer to SmPC drugs, see Appendix 7)
- Concomitant intake of St. John's wort
- Other concomitant cancer
- Participation in another therapeutic trial
- Pregnant woman or lactating woman
- Patients with psychological, familial, sociological or geographical condition hampering compliance with the study protocol and follow-up schedule
- Legal incapacity or limited legal capacity
Sites / Locations
- Institut Sainte Catherine
- Centre Léon Berard
- Chu Saint Eloi
- ICM Val D'Aurelle
- Institut de Cancérologie de Lorraine
- CHU Carémeau - Institut de Cancérologie du Gard
Arms of the Study
Arm 1
Arm 2
Experimental
Active Comparator
A=Experimental group
B=Control group
FOLFIRINOX + Panitumumab oxaliplatin 85 mg/m² IV infusion over 2 hours immediately followed by folinic acid 400 mg/m² given as a 2-hour intravenous (IV) infusion with the addition, after 30 minutes of irinotecan 150 mg/m² given as a 90-minute intravenous infusion through a Y-connector immediately followed by fluorouracil 400 mg/m² IV bolus then 5-fluoruracil (5-FU) 2400 mg/m² over 46 hours continuous infusion.
mFOLFOX6 + Panitumumab mFOLFOX6 every 2 weeks: oxaliplatin 85 mg/m² IV infusion over 2 hours immediately followed by folinic acid 400 mg/m² IV infusion over 2 hours followed by fluorouracil 400 mg/m² IV bolus then 5-FU 2400 mg/m² over 46 hours continuous infusion.