Trastuzumab, tested only as a single agent, has been shown to achieve 7% response in heavily pretreated patients with AOC with 3+ and 2+ HER2 immunostaining by immunohistochemistry (IHC).

The primary analysis of KATHERINE, a phase 3, open-label trial, showed that the risk of invasive breast cancer or death was 50% lower with adjuvant trastuzumab emtansine (T-DM1) than with ...

Adjuvant therapy with trastuzumab emtansine has shown improved outcomes. New research findings are summarized in a short video.

Survival with Trastuzumab Emtansine in Residual HER2-Positive Breast Cancer. New England Journal of Medicine , 2025; 392 (3): 249 DOI: 10.1056/NEJMoa2406070 Cite This Page : ...

At seven-years follow up, invasive disease-free survival was 80.8% with adjuvant T-DM1 and 67.1% with adjuvant trastuzumab alone. Overall survival was 89.1% with T-DM1 and 84.4% with trastuzumab ...

Trastuzumab emtansine (T-DM1) demonstrates sustained improvement in invasive disease-free survival and reduced the risk for death in human epidermal growth factor receptor 2 (HER2)-positive breast ...