Reaction

Anticoagulation Drug Level Below Therapeutic reporting signals

Last recalculated 2026-09-14T18:28:35.993900+00:00 · 762 reports · 17 co-occurring drugs

As of the last recalculation, Anticoagulation Drug Level Below Therapeutic appears in 762 FAERS reports alongside 17 co-occurring drug terms. The strongest observed disproportionality signal is WARFARIN (PRR 160.3).

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
Warfarin378160.3160.8
Etonogestrel And Ethinyl Estradiol5775.876.0
Warfarin Sodium10168.468.6
Rifampicin1232.932.9
Heparin Sodium1224.224.2
Primidone821.721.7
Dalteparin Sodium820.920.9
Daspone719.819.8
Dapsone Gel, 5%719.819.8
Dapsone718.118.1
Rasagiline Mesylate614.814.8
Fondaparinux Sodium413.613.6
Pyrazinamide411.711.7
Rotigotine611.411.4
Dabigatran Etexilate2910.610.6
Ribavirin229.69.6
Sofosbuvir68.48.4

Related reactions

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