Study: Kadcyla improved invasive disease-free survival
November 2018—Roche announced the phase three KATHERINE study met its primary endpoint, showing Kadcyla (trastuzumab emtansine) as a single agent significantly reduced the risk of disease recurrence or death (invasive disease-free survival) compared with trastuzumab as an adjuvant treatment in people with HER2-positive early breast cancer who have residual disease present following neoadjuvant treatment.