Reaction

Syphilis reporting signals

Last recalculated 2026-09-14T18:28:35.993900+00:00 · 718 reports · 28 co-occurring drugs

As of the last recalculation, Syphilis appears in 718 FAERS reports alongside 28 co-occurring drug terms. The strongest observed disproportionality signal is EMTRICITABINE AND TENOFOVIR ALAFENAMIDE (PRR 96.8).

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
Emtricitabine And Tenofovir Alafenamide3696.897.2
Dolutegravir Sodium2686.786.9
Darunavir3672.672.8
Ritonavir6064.965.0
Ritonavir 100 Mg3162.863.0
Cabotegravir1658.758.8
Raltegravir2443.643.6
Lopinavir And Ritonavir1839.539.5
Efavirenz1437.137.2
Atovaquone1036.536.5
Emtricitabine And Tenofovir Disoproxil Fumarate5235.635.6
Abacavir Sulfate1133.233.3
Elvitegravir, Cobicistat, Emtricitabine, And Tenofovir Alafenamide1132.232.2
Atazanavir1530.930.9
Bictegravir Sodium, Emtricitabine, And Tenofovir Alafenamide Fumarate1829.529.5
Nevirapine929.329.3
Lamivudine2928.328.3
Tenofovir Disoproxil Fumarate Tablets827.227.2
Fluticasone Furoate1126.726.7
Lamivudine Oral2226.026.0
Febuxostat Tablets 40 Mg823.123.1
Febuxostat Tablets 80 Mg823.123.1
Zidovudine919.719.8
Elvitegravir, Cobicistat, Emtricitabine, And Tenofovir Disoproxil Fumarate516.216.2
Entecavir615.015.0
Tenofovir Disoproxil Fumarate1614.314.3
Ethyl Alcohol88.68.6
Paliperidone Palmitate65.45.4

Related reactions

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