- Radiographic progression within 12 weeks* from the last dose of prior cisplatin and irinotecan hydrochloride, administered either as adjuvant or neoadjuvant therapy, OR as therapy for metastatic disease NOTE: *Prior irinotecan hydrochloride and cisplatin must have been administered within the past 12 weeks; other chemotherapy regimens may have been administered between the time of disease progression or prior irinotecan hydrochloride/cisplatin and study entry