Study: NCT01008475

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: EMD 525797 750 mg
Description: EMD 525797 will be administered at a target dose of 750 mg as a 1-hour intravenous infusion for every 2 weeks until radio-graphically documented PD (as assessed by the investigator), unacceptable toxicity or eligibility for curative resection (investigator's assessment), or withdrawal of consent .

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: EMD 525797 1000 mg
Description: Safety part: EMD 525797 will be administered at a target dose of 1000 mg as a 1-hour intravenous infusion for every 2 weeks until radio-graphically documented PD (as assessed by the investigator), unacceptable toxicity or eligibility for curative resection (investigator's assessment), or withdrawal of consent .~Randomized part: EMD 525797 will be administered at a target dose of 1000 mg as a 1-hour intravenous infusion for every 2 weeks until radio-graphically documented PD (as assessed by the investigator), unacceptable toxicity or eligibility for curative resection (investigator's assessment), or withdrawal of consent.

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: EMD 525797 1000 mg
Description: Safety part: EMD 525797 will be administered at a target dose of 1000 mg as a 1-hour intravenous infusion for every 2 weeks until radio-graphically documented PD (as assessed by the investigator), unacceptable toxicity or eligibility for curative resection (investigator's assessment), or withdrawal of consent .~Randomized part: EMD 525797 will be administered at a target dose of 1000 mg as a 1-hour intravenous infusion for every 2 weeks until radio-graphically documented PD (as assessed by the investigator), unacceptable toxicity or eligibility for curative resection (investigator's assessment), or withdrawal of consent.

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Cetuximab
Description: Safety part: Cetuximab will be administered at a dose of 400 milligram per square meter (mg/m\^2) on Day 1 Cycle 1 (Week 1) as IV infusion for 2 hours, and then at a dose of 250 mg/m\^2 on Day 8 (Week 2) once weekly until DLT.~Randomized part: Cetuximab will be administered at a dose of 400 milligram per square meter (mg/m\^2) on Day 1 Cycle 1 (Week 1) as IV infusion for 2 hours, and then at a dose of 250 mg/m\^2 on Day 8 (Week 2) once weekly until radio-graphically documented PD (as assessed by the investigator), unacceptable toxicity or eligibility for curative resection (investigator's assessment), or withdrawal of consent.

Intervention type: DRUG
Group type: OTHER
Intervention: Cetuximab
Description: Safety part: Cetuximab will be administered at a dose of 400 milligram per square meter (mg/m\^2) on Day 1 Cycle 1 (Week 1) as IV infusion for 2 hours, and then at a dose of 250 mg/m\^2 on Day 8 (Week 2) once weekly until DLT.~Randomized part: Cetuximab will be administered at a dose of 400 milligram per square meter (mg/m\^2) on Day 1 Cycle 1 (Week 1) as IV infusion for 2 hours, and then at a dose of 250 mg/m\^2 on Day 8 (Week 2) once weekly until radio-graphically documented PD (as assessed by the investigator), unacceptable toxicity or eligibility for curative resection (investigator's assessment), or withdrawal of consent.

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Cetuximab
Description: Safety part: Cetuximab will be administered at a dose of 400 milligram per square meter (mg/m\^2) on Day 1 Cycle 1 (Week 1) as IV infusion for 2 hours, and then at a dose of 250 mg/m\^2 on Day 8 (Week 2) once weekly until DLT.~Randomized part: Cetuximab will be administered at a dose of 400 milligram per square meter (mg/m\^2) on Day 1 Cycle 1 (Week 1) as IV infusion for 2 hours, and then at a dose of 250 mg/m\^2 on Day 8 (Week 2) once weekly until radio-graphically documented PD (as assessed by the investigator), unacceptable toxicity or eligibility for curative resection (investigator's assessment), or withdrawal of consent.

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Cetuximab
Description: Safety part: Cetuximab will be administered at a dose of 400 milligram per square meter (mg/m\^2) on Day 1 Cycle 1 (Week 1) as IV infusion for 2 hours, and then at a dose of 250 mg/m\^2 on Day 8 (Week 2) once weekly until DLT.~Randomized part: Cetuximab will be administered at a dose of 400 milligram per square meter (mg/m\^2) on Day 1 Cycle 1 (Week 1) as IV infusion for 2 hours, and then at a dose of 250 mg/m\^2 on Day 8 (Week 2) once weekly until radio-graphically documented PD (as assessed by the investigator), unacceptable toxicity or eligibility for curative resection (investigator's assessment), or withdrawal of consent.

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Cetuximab
Description: Safety part: Cetuximab will be administered at a dose of 400 milligram per square meter (mg/m\^2) on Day 1 Cycle 1 (Week 1) as IV infusion for 2 hours, and then at a dose of 250 mg/m\^2 on Day 8 (Week 2) once weekly until DLT.~Randomized part: Cetuximab will be administered at a dose of 400 milligram per square meter (mg/m\^2) on Day 1 Cycle 1 (Week 1) as IV infusion for 2 hours, and then at a dose of 250 mg/m\^2 on Day 8 (Week 2) once weekly until radio-graphically documented PD (as assessed by the investigator), unacceptable toxicity or eligibility for curative resection (investigator's assessment), or withdrawal of consent.

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Cetuximab
Description: Safety part: Cetuximab will be administered at a dose of 400 milligram per square meter (mg/m\^2) on Day 1 Cycle 1 (Week 1) as IV infusion for 2 hours, and then at a dose of 250 mg/m\^2 on Day 8 (Week 2) once weekly until DLT.~Randomized part: Cetuximab will be administered at a dose of 400 milligram per square meter (mg/m\^2) on Day 1 Cycle 1 (Week 1) as IV infusion for 2 hours, and then at a dose of 250 mg/m\^2 on Day 8 (Week 2) once weekly until radio-graphically documented PD (as assessed by the investigator), unacceptable toxicity or eligibility for curative resection (investigator's assessment), or withdrawal of consent.

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Cetuximab
Description: Safety part: Cetuximab will be administered at a dose of 400 milligram per square meter (mg/m\^2) on Day 1 Cycle 1 (Week 1) as IV infusion for 2 hours, and then at a dose of 250 mg/m\^2 on Day 8 (Week 2) once weekly until DLT.~Randomized part: Cetuximab will be administered at a dose of 400 milligram per square meter (mg/m\^2) on Day 1 Cycle 1 (Week 1) as IV infusion for 2 hours, and then at a dose of 250 mg/m\^2 on Day 8 (Week 2) once weekly until radio-graphically documented PD (as assessed by the investigator), unacceptable toxicity or eligibility for curative resection (investigator's assessment), or withdrawal of consent.

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Irinotecan
Description: Safety part: Irinotecan will be administered at a dose of 180 mg/m\^2 as IV infusion for 30-90 minutes for every 2 weeks until radio-graphically documented PD (as assessed by the investigator), unacceptable toxicity or eligibility for curative resection (investigator's assessment), or withdrawal of consent .~Randomized part: Irinotecan will be administered at a dose of 180 mg/m\^2 as IV infusion for 30-90 minutes for every 2 weeks until radio-graphically documented PD (as assessed by the investigator), unacceptable toxicity or eligibility for curative resection (investigator's assessment), or withdrawal of consent.

Intervention type: DRUG
Group type: OTHER
Intervention: Irinotecan
Description: Safety part: Irinotecan will be administered at a dose of 180 mg/m\^2 as IV infusion for 30-90 minutes for every 2 weeks until radio-graphically documented PD (as assessed by the investigator), unacceptable toxicity or eligibility for curative resection (investigator's assessment), or withdrawal of consent .~Randomized part: Irinotecan will be administered at a dose of 180 mg/m\^2 as IV infusion for 30-90 minutes for every 2 weeks until radio-graphically documented PD (as assessed by the investigator), unacceptable toxicity or eligibility for curative resection (investigator's assessment), or withdrawal of consent.

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Irinotecan
Description: Safety part: Irinotecan will be administered at a dose of 180 mg/m\^2 as IV infusion for 30-90 minutes for every 2 weeks until radio-graphically documented PD (as assessed by the investigator), unacceptable toxicity or eligibility for curative resection (investigator's assessment), or withdrawal of consent .~Randomized part: Irinotecan will be administered at a dose of 180 mg/m\^2 as IV infusion for 30-90 minutes for every 2 weeks until radio-graphically documented PD (as assessed by the investigator), unacceptable toxicity or eligibility for curative resection (investigator's assessment), or withdrawal of consent.

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Irinotecan
Description: Safety part: Irinotecan will be administered at a dose of 180 mg/m\^2 as IV infusion for 30-90 minutes for every 2 weeks until radio-graphically documented PD (as assessed by the investigator), unacceptable toxicity or eligibility for curative resection (investigator's assessment), or withdrawal of consent .~Randomized part: Irinotecan will be administered at a dose of 180 mg/m\^2 as IV infusion for 30-90 minutes for every 2 weeks until radio-graphically documented PD (as assessed by the investigator), unacceptable toxicity or eligibility for curative resection (investigator's assessment), or withdrawal of consent.

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Irinotecan
Description: Safety part: Irinotecan will be administered at a dose of 180 mg/m\^2 as IV infusion for 30-90 minutes for every 2 weeks until radio-graphically documented PD (as assessed by the investigator), unacceptable toxicity or eligibility for curative resection (investigator's assessment), or withdrawal of consent .~Randomized part: Irinotecan will be administered at a dose of 180 mg/m\^2 as IV infusion for 30-90 minutes for every 2 weeks until radio-graphically documented PD (as assessed by the investigator), unacceptable toxicity or eligibility for curative resection (investigator's assessment), or withdrawal of consent.

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Irinotecan
Description: Safety part: Irinotecan will be administered at a dose of 180 mg/m\^2 as IV infusion for 30-90 minutes for every 2 weeks until radio-graphically documented PD (as assessed by the investigator), unacceptable toxicity or eligibility for curative resection (investigator's assessment), or withdrawal of consent .~Randomized part: Irinotecan will be administered at a dose of 180 mg/m\^2 as IV infusion for 30-90 minutes for every 2 weeks until radio-graphically documented PD (as assessed by the investigator), unacceptable toxicity or eligibility for curative resection (investigator's assessment), or withdrawal of consent.

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Irinotecan
Description: Safety part: Irinotecan will be administered at a dose of 180 mg/m\^2 as IV infusion for 30-90 minutes for every 2 weeks until radio-graphically documented PD (as assessed by the investigator), unacceptable toxicity or eligibility for curative resection (investigator's assessment), or withdrawal of consent .~Randomized part: Irinotecan will be administered at a dose of 180 mg/m\^2 as IV infusion for 30-90 minutes for every 2 weeks until radio-graphically documented PD (as assessed by the investigator), unacceptable toxicity or eligibility for curative resection (investigator's assessment), or withdrawal of consent.