Sentence: He was asymptomatic half a year after the rituximab with cyclophosphamide , vincristine , doxorubicin , methotrexate/ifosfamide , etoposide , and high-dose cytarabine protocol therapy ; the lymphoma is in remission .
Drug combination annotation:
[{'class': 'POS', 'spans': ['rituximab', 'cyclophosphamide', 'vincristine', 'doxorubicin', 'methotrexate/ifosfamide', 'etoposide', 'cytarabine'], 'is_context_needed': False}]