 Patients receive FOLFIRABRAX comprising paclitaxel albumin-stabilized nanoparticle formulation intravenously IV over 0.5 hours, leucovorin calcium IV over 2 hours, irinotecan hydrochloride IV over 1.5 hours, and fluorouracil IV over 46 hours on days 1 and 15. Courses repeat every 4 weeks for up to 6 months in the absence of disease progression or unacceptable toxicity. 