Reaction

Breast Operation reporting signals

Last recalculated 2026-09-14T18:28:35.993900+00:00 · 803 reports · 11 co-occurring drugs

As of the last recalculation, Breast Operation appears in 803 FAERS reports alongside 11 co-occurring drug terms. The strongest observed disproportionality signal is CONJUGATED ESTROGENS AND MEDROXYPROGESTERONE ACETATE (PRR 129.6).

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
Conjugated Estrogens And Medroxyprogesterone Acetate103129.6130.2
Medroxyprogesterone Acetate10562.762.8
Conjugated Estrogens10553.653.7
Estrogens, Conjugated10552.652.7
Ado-Trastuzumab Emtansine1547.047.1
Pertuzumab3231.731.8
Trastuzumab3714.614.6
Calcium, Magnesium, Potassium, And Sodium Oxybates412.112.1
Palbociclib308.48.4
Bimekizumab67.37.4
Oxymorphone Hydrochloride36.76.7

Related reactions

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