Overview A Study of Endostar Combined With Chemotherapy for Treatment of Osteosarcoma Status: Unknown status Trial end date: 2014-12-01 Target enrollment: Participant gender: Summary Purpose: This study will assess the safety and efficacy of Endostar combined with chemotherapy in osteosarcoma patients. Phase: Phase 2 Details Lead Sponsor: Shandong Simcere-Medgenn Bio-pharmaceutical Co., LtdTreatments: Endostar protein