Phenytoin

FDA Approved

Description

Phenytoin is a first-generation anticonvulsant medication used to control seizures. Maternal use during pregnancy is a known cause of fetal anticonvulsant syndrome, resulting in craniofacial abnormalities, growth restriction, and developmental delays. The drug stabilizes neuronal membranes by modulating sodium channels.

Indications & Therapeutic Use

Tonic-clonic seizures, Partial seizures, Status epilepticus

Global Availability (8 countries)

CountryAccess RouteRegulatory PathwayLead TimeStatus

Available Through

This drug is available for procurement through the following fulfilment partner.

Fulfilment Partner
Phenytoin
Generic NamePhenytoin
Brands1 brand available
Active IngredientPhenytoin Sodium
Drug ClassTonic-clonic seizures
ManufacturerPfizer Inc.
Dosage FormsOral capsules 100mg; Oral suspension 125mg/5mL; IV injection 50mg/mL
Medical CodeN03AB02
Orphan StatusNo
Cold ChainNot Required
Lead Time5 days
Reg. StatusFDA Approved
Countries8 countries
Authority Signals
Last Verified3/21/2026
Data ConfidenceHigh (AI + Pharmacist)
Source Citations9 Validated Nodes