A Trial to Compare Oxaliplatin, Folinic Acid (FA) and 5-Fluorouracil (5FU) Combination Chemotherapy (FOLFOX-4) With or Without Cetuximab in the 1st Line Treatment of Metastatic Colorectal Cancer (mCRC) in Chinese Rat Sarcoma Viral Oncogene Homolog (RAS) Wild-type Patients

Launched by MERCK KGAA, DARMSTADT, GERMANY · Oct 25, 2010

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Eligibility criteria

• Inclusion Criteria:
• • Signed written informed consent (first and second)
• • Chinese with Chinese citizenship
• • Male or female subjects greater than or equal to (\>=) 18 years of age
• • Medically accepted effective contraception if procreative potential exists (applicable for both male and female subjects until at least 90 days after the last dose of trial treatment)
• • Diagnosis of histologically confirmed adenocarcinoma of the colon or rectum
• • First occurrence of metastatic disease (not curatively resectable) RAS wild-type status in tumor tissue
• • At least one measurable lesion by computer tomography (CT) or magnetic resonance imaging (MRI) according to RECIST (not in an irradiated area)
• • Life expectancy of at least 12 weeks
• • Eastern Cooperative Oncology Group (ECOG) performance status of 0 or 1 at trial entry
• • White blood cell count \>= 3 × 10x9/L with neutrophils \>= 1.5 × 10x9/L, platelet count \>= 100 × 10x9/L and hemoglobin \>= 6.21 mmol/L (10 g/dL)
• • Total bilirubin \<= 1.5 × upper limit of reference range
• • Aspartate transaminase (AST) and alanine transaminase (ALT) \<= 2.5 × upper limit of reference range or \<= 5 × upper reference range in subjects with liver metastasis
• • Serum creatinine \<= 1.5 × upper limit of reference range
• • Recovery from relevant toxicity due to previous treatment before trial entry
• Exclusion Criteria:
• • Previous chemotherapy for CRC except adjuvant treatment if terminated \> 9 months (oxaliplatin-based chemotherapy) or \> 6 months (non-oxaliplatin-based chemotherapy) before the start of treatment in this trial
• • Radiotherapy or surgery (excluding prior diagnostic biopsy) in the 30 days before trial treatment
• • Previous treatment with monoclonal antibody therapy, vascular endothelial growth factor (VEGF) pathway-targeting therapy, epidermal growth factor receptor (EGFR) pathway-targeting therapy, or other signal transduction inhibitors
• • History of organ allograft, autologous stem cell transplantation, or allogeneic stem cell transplantation
• • Renal replacement therapy
• • Intake of any investigational medication within 30 days before trial entry
• • Concurrent chronic systemic immune therapy or hormone therapy except physiologic replacement
• • Granulocyte colony stimulating factor (G-CSF) or granulocyte macrophage colony stimulating factor (GM-CSF) within 3 weeks of trial entry (these growth factors may be used during the trial thereafter)
• • Other non-permitted concomitant anticancer therapies
• • Known brain metastasis and/or leptomeningeal disease. Subjects with neurological symptoms should undergo a CT scan/MRI of the brain to exclude brain metastasis
• • Previous malignancy other than CRC in the last 5 years except basal cell cancer of the skin or preinvasive cancer of the cervix
• • Clinically significant cardiovascular disease, e.g. cardiac failure of New York Heart Association classes III-IV, uncontrolled coronary artery disease, cardiomyopathy, uncontrolled arrhythmia, uncontrolled hypertension, or history of myocardial infarction in the last 5 years, or left ventricular ejection fraction below the institutional range of normal on a baseline multiple gated acquisition scan or echocardiogram
• • Acute or sub-acute intestinal occlusion or history of inflammatory bowel disease
• • Active clinically serious infections (\> grade 2 National Cancer Institute-Common Terminology Criteria for Adverse Events (NCI-CTCAE) version 3.0), including active tuberculosis
• • Known and declared history of human immunodeficiency virus (HIV) infection or chronic hepatitis B or C
• • Peripheral neuropathy \> grade 1
• • Signs and symptoms suggestive of transmissible spongiform encephalopathy, or family members who suffer(ed) from such
• • Uncontrolled diabetes mellitus, pulmonary fibrosis, acute pulmonary disorder, interstitial pneumonia, or liver failure
• • Known hypersensitivity or allergic reactions against any of the components of the trial treatments
• • Pregnancy (absence to be confirmed by serum β-human chorionic gonadotropin test) or breastfeeding
• • Ongoing alcohol or drug abuse
• • Presence of a medical or psychological condition that would not permit the subject to complete the trial or sign informed consent
• • Participation in another clinical trial within the past 30 days
• • Other significant disease that in the investigator's opinion should exclude the subject from the trial
• • Legal incapacity or limited legal capacity