Reaction

Withdrawal Bleeding Irregular reporting signals

Last recalculated 2026-09-14T18:28:35.993900+00:00 · 245 reports · 2 co-occurring drugs

As of the last recalculation, Withdrawal Bleeding Irregular appears in 245 FAERS reports alongside 2 co-occurring drug terms. The strongest observed disproportionality signal is DROSPIRENONE AND ETHINYL ESTRADIOL (PRR 2,819.8).

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.

Drug	Co-reports	PRR	ROR
Drospirenone And Ethinyl Estradiol	210	2,819.8	2,833.3
Etonogestrel And Ethinyl Estradiol	24	101.8	101.9

Related reactions

Drug Ineffective
Off Label Use
Death
Nausea
Fatigue

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