Reaction

Fibrocystic Breast Disease reporting signals

Last recalculated 2026-09-14T18:28:35.993900+00:00 · 736 reports · 10 co-occurring drugs

As of the last recalculation, Fibrocystic Breast Disease appears in 736 FAERS reports alongside 10 co-occurring drug terms. The strongest observed disproportionality signal is ALENDRONATE SODIUM (PRR 80.9).

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
Alendronate Sodium20880.981.0
Conjugated Estrogens And Medroxyprogesterone Acetate5773.974.1
Conjugated Estrogens9150.250.3
Estrogens, Conjugated9149.349.4
Medroxyprogesterone Acetate6741.741.8
Etonogestrel And Ethinyl Estradiol3141.241.3
Raloxifene Hydrochloride1937.837.8
Estradiol5820.520.5
Dolutegravir Sodium515.815.8
Levonorgestrel273.93.9

Related reactions

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