Study of CS-1008 in Combination With FOLFIRI in Patients Who Have Failed Other Treatments

CS-1008 will be administered IV each week. The initial/loading dose (6 mg/kg) will be administered Day 1 of Cycle 1. Maintenance doses of 2 mg/kg will be administered weekly thereafter.

The FOLFIRI regimen will be administered IV at Weeks 1 and 3 of each 4 week cycle, and it will begin at Week 1 of Cycle 1. It will comprise irinotecan, 180 mg/m2 IV infusion over 30 to 120 minutes; leucovorin, 400 mg/m2 IV infusion to match the duration of the irinotecan infusion; and 5-FU, 400 mg/m2 (bolus) followed by 1200 mg/m2/day x 2 days (total 2400 mg/m2 over 46 to 48 hours continuous infusion).