Breast cancer, Secondary cancers
Results
Phase 3
This trial looked at trastuzumab emtansine (TDM1) and pertuzumab for breast cancer that had come back or spread to another part of the body. It was for people who had breast cancer that was .
The trial was open for people to join between 2010 and 2012. The team reported results in 2017 and 2019.
There is a link to more information in the ‘Summary of results’ section below.
Recruitment start: 6 July 2010
Recruitment end: 2 May 2012
Please note: In order to join a trial you will need to discuss it with your doctor, unless otherwise specified.
Professor Coleman
Experimental Cancer Medicine Centre (ECMC)
Genentech Ltd
NIHR Clinical Research Network: Cancer
Hoffmann-La Roche
Last reviewed: 23 Oct 2026
CRUK internal database number: 6817
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