Reaction

Secondary Syphilis reporting signals

Last recalculated 2026-09-14T18:28:35.993900+00:00 · 99 reports · 3 co-occurring drugs

As of the last recalculation, Secondary Syphilis appears in 99 FAERS reports alongside 3 co-occurring drug terms. The strongest observed disproportionality signal is EFAVIRENZ (PRR 233.2).

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
Efavirenz11233.2233.5
Tenofovir Disoproxil Fumarate Tablets7183.3183.5
Bictegravir Sodium, Emtricitabine, And Tenofovir Alafenamide Fumarate674.074.1

Related reactions

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