Sentence: Patients ( n = 28 ) with metastatic solid tumors were randomized to receive pretreatment with Dex or GM-CSF or no pretreatment prior to courses 1 or 2 of carboplatin and ifosfamide .
Drug combination annotation:
[{'class': 'POS', 'spans': ['carboplatin', 'ifosfamide', 'Dex'], 'is_context_needed': True}, {'class': 'POS', 'spans': [0, 1, 3], 'is_context_needed': True}]