- Arm I: Patients receive leucovorin calcium IV over 2 hours and oxaliplatin IV over 2 hours on day 1 and fluorouracil IV over 46 hours (FOLFOX) beginning on day 1. Patients also receive cetuximab IV over 1-2 hours on days 1 and 8. Treatment repeats every 14 days for 6 courses in the absence of disease progression or unacceptable toxicity.