Reaction

Breast Hyperplasia reporting signals

Last recalculated 2026-09-14T18:28:35.993900+00:00 · 349 reports · 6 co-occurring drugs

As of the last recalculation, Breast Hyperplasia appears in 349 FAERS reports alongside 6 co-occurring drug terms. The strongest observed disproportionality signal is CONJUGATED ESTROGENS AND MEDROXYPROGESTERONE ACETATE (PRR 79.8).

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 Acetate2979.879.9
Testosterone2568.668.7
Phenobarbital1564.564.5
Raloxifene Hydrochloride1042.042.1
Progesterone1438.038.0
Medroxyprogesterone Acetate2734.935.0

Related reactions

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