- Patients who present at the time of initial diagnosis with bone or bone marrow metastases may be enrolled after completion of standard front-line therapy. Standard front line therapy for alveolar rhabdomyosarcoma should include vincristine and cyclophosphamide, plus actinomycin D and/or adriamycin. For patients with Ewing's sarcoma, standard front line therapy should include vincristine, cyclophosphamide, adriamycin, ifosfamide and etoposide.