Table 1: Cost Difference Between Phenytoin and Fosphenytoin15
Drug AWP for 500 mg
Phenytoin (PO) $1.38*
Phenytoin (IV) $4.10†
Fosphenytoin $73.36‡

AWP=Average Wholesale Price
*5 x 100 mg capsules
†2 X 250 mg/5 ml vials
‡500 mg/10 ml vial

Return to Article