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Important: This site presents data from the FDA Adverse Event Reporting System (FAERS). A report does not mean the drug caused the event. Full disclaimer.

FOSPHENYTOIN vs PHENYTOIN: Which Drug Is Safer?

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FOSPHENYTOIN vs PHENYTOIN: Safety Overview

Metric FOSPHENYTOIN PHENYTOIN
Total FAERS Reports 1,378 14,469
Deaths Reported 166 1,449
Death Rate 12.0% 10.0%
Hospitalizations 646 5,241
Average Patient Age 37.5 yrs 46.5 yrs
% Female Patients 52.4% 50.7%
FDA Approval Date Aug 5, 1996 Approved Prior to Jan 1, 1982
Manufacturer Pfizer Laboratories Div Pfizer Inc HF Acquisition Co LLC, DBA HealthFirst
Route INTRAMUSCULAR INTRAMUSCULAR
Marketing Status Prescription Prescription