Sentence: Rosuvastatin + ezetimibe , simvastatin + ezetimibe , and atorvastatin + ezetimibe were the most cost-effective combination therapies for reducing LDL-C levels .
Drug combination annotation:
[{'class': 'POS', 'spans': ['Rosuvastatin', 'ezetimibe'], 'is_context_needed': False}, {'class': 'POS', 'spans': [2, 3], 'is_context_needed': False}, {'class': 'POS', 'spans': [4, 5], 'is_context_needed': False}]