Reaction

Her2 Positive Breast Cancer reporting signals

Last recalculated 2026-09-14T18:28:35.993900+00:00 · 364 reports · 14 co-occurring drugs

As of the last recalculation, Her2 Positive Breast Cancer appears in 364 FAERS reports alongside 14 co-occurring drug terms. The strongest observed disproportionality signal is TRASTUZUMAB (PRR 512.7).

Important: FAERS is a spontaneous, voluntary, unverified reporting system. PRR and ROR identify reporting patterns for investigation; they are not incidence rates and do not establish causation.
DrugCo-reportsPRRROR
Trastuzumab229512.7514.4
Pertuzumab117362.2363.8
Ado-Trastuzumab Emtansine28205.6206.3
Lapatinib1661.661.7
Docetaxel Anhydrous5757.257.2
Docetaxel5757.257.2
Paclitaxel (Aibumin-Bound)6352.852.8
Paclitaxel6545.545.5
Tranexamic Acid639.239.2
Capecitabine5338.638.6
Goserelin834.834.8
Doxorubicin4129.529.5
Fam-Trastuzumab Deruxtecan-Nxki317.217.2
Abemaciclib514.514.5

Related reactions

Data source: openFDA FAERS. See the OpenPV methodology and limitations.