Key clinical point: Sacituzumab govitecan improves survival vs. single-agent chemotherapy in patients with metastatic triple-negative breast cancer (TNBC).
Major finding: Sacituzumab govitecan vs. chemotherapy showed 59% and 52% reduction in the risk for progression and mortality, respectively ( P less than .001 for both). The objective response rate was 35% with sacituzumab govitecan and 5% with chemotherapy. Grade 3-4 adverse event rate was 64% and 47% in the sacituzumab govitecan and chemotherapy groups, respectively.
Study details: A phase 3 ASCENT study of patients with relapsed or refractory TNBC, randomly assigned to receive either sacituzumab govitecan or single-agent chemotherapy of physician’s choice.
Disclosures: The study was supported by Immunomedics, a subsidiary of Gilead Sciences. The authors received consulting fees outside this work.
Source: Bardia A et al. New Eng J Med. 2021 Apr 22. doi: 10.1056/NEJMoa2028485.