Study study type PathologyT1T0Patientssample sizesROB Results deaths (OS) Eprogression or deaths (PFS) ERFS/DFS E

la/mBC - HER2 positive - 2nd Line (L2) breast cancer - HER2-positive la/mBC - HER2 positive la/mBC - HER2 positive - 2nd Line (L2)

versus lapatinib
lapatinib plus trastuzumab
EGF104900, 2010
  NCT00320385
RCTla/mBC - HER2 positive - 2nd Line (L2)lapatinib plus trastuzumablapatinib monotherapyPatients with HER2-positive mBC who had experienced progression on prior trastuzumab-based therapy. Patients must have received prior anthracycline- and taxane-based regimens in either the adjuvant or metastatic setting.148 / 148some concern
suggested -26% -26%
versus lapatinib plus capecitabine
neratinib plus capecitabine
NALA, 2020
  NCT01808573
RCTla/mBC - HER2 positive - 2nd Line (L2)neratinib plus capecitabinelapatinib plus capecitabinePateints with centrally confirmed HER2-positive mBC, and ≥ 2 previous HER2-directed therapies for mBC. Patients with brain metastases were eligible unless they had symptomatic or unstable brain metastases.307 / 314some concern
conclusif -12% demonstrated-24%
NALA (brain metastases), 2020
  NCT01808573
RCTla/mBC - HER2 positive - 2nd Line (L2)neratinib plus capecitabinelapatinib plus capecitabinePatients with centrally confirmed HER2-positive mBC, and ≥ 2 previous HER2-directed therapies for mBC. Patients with brain metastases were eligible unless they had symptomatic or unstable brain metastases.For this comparison, patients with brain metastases51 / 50some concern
inconclusive -10% -34%
versus placebo
neratinib
ExteNET, 2016
  NCT00878709
RCTbreast cancer - adjuvant, la/mBC - HER2 positive - 2nd Line (L2)neratinibplaceboWomen with locally confirmed invasive HER2-positive BC stage 1-3, who had received trastuzumab and chemotherapy.1420 / 1420low
conclusif -37%
versus trastuzumab plus capecitabine
lapatinib plus capecitabine
WJOG6110B/ELTOP, 2018
  UMIN000005219
RCTla/mBC - HER2 positive - 2nd Line (L2)lapatinib plus capecitabinetrastuzumab plus capecitabineWomen, aged 20yr or older, cith HER2-positive mBC or unresectable locally advanced BC who were previously treated with taxanes, with progression on trastuzumab-containing regimens43 / 43NA
suggested -42% -19%
tucatinib plus trastuzumab plus capecitabine
HER2CLIMB (patients with brain metastases), 2020
  NCT02614794
RCTla/mBC - HER2 positive - 2nd Line (L2)tucatinib plus trastuzumab plus capecitabineplacebo plus trastuzumab plus capecitabinePatients with HER2-positive advanced breast cancer, had previously been treated with trastuzumab, pertuzumab, and trastuzumab emtansine. Patients with brain metastases were included unless they were in need of immediate local intervention (enrolled subsequently), or with untreated brain metastases larger than 2 cm in diameter could be enrolled with approval from the medical monitor.198 / 93low
conclusif demonstrated-52%
HER2CLIMB, 2020
  NCT02614794
RCTla/mBC - HER2 positive - 2nd Line (L2)tucatinib plus trastuzumab plus capecitabineplacebo plus trastuzumab plus capecitabinePatients with HER2-positive advanced breast cancer, had previously been treated with trastuzumab, pertuzumab, and trastuzumab emtansine. Patients with brain metastases were included unless they were in need of immediate local intervention (enrolled subsequently), or with untreated brain metastases larger than 2 cm in diameter could be enrolled with approval from the medical monitor.410 / 202low
conclusif demonstrated-34% demonstrated-46%
versus trastuzumab plus vinorelbine
afatinib plus vinorelbine
LUX-Breast 1, 2016
  NCT01125566
RCTla/mBC - HER2 positive - 2nd Line (L2)afatinib plus vinorelbinetrastuzumab plus vinorelbineWomen with histollogically confirmed HER2 overexpressing and metastatic BC. Patient ad to have progressive disease following adjuvant treatment or first-line treatment for metastatic disease with trastuzumab.339 / 169some concern
inconclusive 48% 10%