High dose Methotrexate is used for treatment of: (A) Osteosarcoma, (B) Rhabdomyosarcoma, (C) Retinoblastoma, (D) Ewings sarcoma
Answer is A. Refer Harrison 17th/612 Drugs needs for Osteosarcoma Doxorubicin Ifosfamide Cisplatin High dose Methotrexate with Leucovorin