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Phenytoin

Antidotes and other Substances used In Poisonings
Injection25 mg · 50 mg · 100 mg · 5 ml107 brands · 64 makers
Phenytoin is listed in Nepal's National List of Essential Medicines (NLEM, Sixth Revision 2021) under Antidotes and other Substances used In Poisonings. According to its FDA label, it is used for the treatment of generalized tonic-clonic status epilepticus, and prevention and treatment of seizures occurring during neurosurgery. 107 brand names for this medicine are listed in the NepalDoc medicine catalog.
Generic namephenytoin
Therapeutic classAntidotes and other Substances used In Poisonings > 4.2 Specific (complementary list)
Form & strength (NLEM)Solid oral dosage form: 25 mg, 50 mg, 100 mg (sodium salt); Injection: 50 mg (sodium salt)/ ml in 5 ml vial
Source / स्रोतNational List of Essential Medicines Nepal (2021); NepalDoc medicine catalog

What it's for

Parenteral Phenytoin Sodium Injection is indicated for the treatment of generalized tonic-clonic status epilepticus, and prevention and treatment of seizures occurring during neurosurgery. Intravenous phenytoin can also be substituted, as short-term use, for oral phenytoin.

From the U.S. FDA-approved label for Phenytoin. Full label: DailyMed.

Parenteral Phenytoin Sodium Injection is indicated for the treatment of generalized tonic-clonic status epilepticus, and prevention and treatment of seizures occurring during neurosurgery. Intravenous phenytoin can also be substituted, as short-term use, for oral phenytoin. Parenteral phenytoin should be used only when oral phenytoin administration is not possible.

From the U.S. FDA-approved label for Phenytoin. Full label: DailyMed.

For Status Epilepticus and Non-emergent Loading Dose: Adult loading dose is 10 to 15 mg/kg at a rate not exceeding 50 mg/min. Pediatric loading dose is 15 to 20 mg/kg at a rate not exceeding 1 to 3 mg/kg/min or 50 mg/min, whichever is slower. Continuous monitoring of the electrocardiogram, blood pressure, and respiratory function is essential.

Directions from the U.S. FDA-approved label — your doctor or pharmacist may advise differently.

Phenytoin Sodium Injection is contraindicated in patients with: A history of hypersensitivity to phenytoin, its inactive ingredients, or other hydantoins. Sinus bradycardia, sino-atrial block, second and third degree A-V block, and Adams-Stokes syndrome because of the effect of parenteral phenytoin on ventricular automaticity. A history of prior acute hepatotoxicity attributable to phenytoin.

Excerpt from the U.S. FDA-approved label. Talk to a pharmacist or doctor before use.

Withdrawal Precipitated Seizure: May precipitate status epilepticus. Dose reductions or discontinuation should be done gradually. Serious Dermatologic Reactions: Discontinue phenytoin at the first sign of a rash, unless the rash is clearly not drug-related. If signs or symptoms suggest SJS/TEN, use of this drug should not be resumed and alternative therapy should be considered. Drug Reaction with Eosinophilia and Systemic Symptoms (DRESS)/Multiorgan hypersensitivity: If signs or symptoms of hypersensitivity are present, evaluate the patient immediately. Discontinue if an alternative etiology cannot be established.

Warnings and precautions excerpt from the U.S. FDA-approved label — not a complete list. Talk to a pharmacist or doctor before use.

The following serious adverse reactions are described elsewhere in the labeling: Cardiovascular Risk Associated with Rapid Infusion Withdrawal Precipitated Seizure, Status Epilepticus Serious Dermatologic Reactions Drug Reaction with Eosinophilia and Systemic Symptoms (DRESS)/Multiorgan Hypersensitivity Hypersensitivity Hepatic Injury Hematopoietic Complications Local toxicity (Including Purple Glove Syndrome) Exacerbation of…

Excerpt from the U.S. FDA-approved label — not a complete list. Talk to a pharmacist or doctor about side effects.

107 products from 64 makers in the NepalDoc medicine catalog use this generic:

BrandCompositionMakerPack
Dilantin 25mg/ ml SuspensionPhenytoin (25mg/ ml)Pfizer Ltd.
Dilantin 50mg InjectionPhenytoin (50mg)Pfizer Ltd.
Epileptin 100 100mg TabletPhenytoin (100mg)Asian Pharmaceuticals Pvt. Ltd.
Epileptin 300 300mg TabletPhenytoin (300mg)Asian Pharmaceuticals Pvt. Ltd.
Epsolin 100mg TabletPhenytoin (100mg)Zydus Pharmaceuticals
Eptoin 100 100mg TabletPhenytoin (100mg)Abbott India Ltd.
Eptoin 50 50mg TabletPhenytoin (50mg)Abbott India Ltd.
M-toin 100 mg TabletPhenytoin (100 mg)Medo Pharma
M-toin 25mg TabletPhenytoin (25mg)Medo Pharma
M-toin 50 mg TabletPhenytoin (50 mg)Medo Pharma
Phenykem 100 mg TabletPhenytoin (100 mg)Alkem Laboratories Ltd.
Phenykem 300 mg TabletPhenytoin (300 mg)Alkem Laboratories Ltd.
Phenyto S 100mg TabletPhenytoin (100mg)Anglo-French Drugs & Industries Ltd
Seiztoin 100mg TabletPhenytoin (100mg)Omnica Laboratories Pvt. Ltd..
Abolin 100mg TabletPhenytoin (100mg)Shalman Pharma Pvt Ltdbottle of 100 tablets
Celetoin 100 TabletPhenytoin (100mg)Intas Pharmaceuticals Ltdbottle of 100 tablets
Celetoin 300mg TabletPhenytoin (300mg)Intas Pharmaceuticals Ltdstrip of 30 tablets
Celetoin 50mg/2ml InjectionPhenytoin (50mg/2ml)Intas Pharmaceuticals Ltdvial of 2 ml Injection
Celetoin ER 300 TabletPhenytoin (300mg)Intas Pharmaceuticals Ltdpacket of 30 tablet er
Clonitoin 100mg TabletPhenytoin (100mg)Sycap Pharmabottle of 100 tablets
Cutoin 100mg TabletPhenytoin (100mg)Cubit Healthcarestrip of 10 tablets
Cutoin 50mg InjectionPhenytoin (50mg)Cubit Healthcareampoule of 1 Injection
Dilantin 100 CapsulePhenytoin (100mg)Pfizer Ltdbottle of 100 capsules
Dilantin 25mg CapsulePhenytoin (25mg)Pfizer Ltdbox of 100 capsules
Dilantin 50mg CapsulePhenytoin (50mg)Pfizer Ltdbox of 100 capsules
Dilantin Oral SuspensionPhenytoin (25mg/ml)Pfizer Ltdbottle of 100 ml Oral Suspension
Epicare 100mg TabletPhenytoin (100mg)Olcare Laboratoriesbottle of 100 tablets
Epicent 100mg TabletPhenytoin (100mg)Crescent Therapeutics Ltdstrip of 10 tablets
Epicent 50mg TabletPhenytoin (50mg)Crescent Therapeutics Ltdstrip of 10 tablets
Epidium TabletPhenytoin (100mg)ICI Healthcare Pvt Ltdbottle of 100 tablets

Showing 30 of 107 catalog products. Search the full catalog in the app.

Brand list from the NepalDoc medicine catalog. Availability varies by pharmacy — call ahead to confirm stock.

Store at 20° to 25°C (68° to 77°F), excursions permitted to 15° to 30°C (59° to 86°F).

Storage information from the U.S. FDA-approved label.

Medicines for the same conditions

Phenytoin is recorded in the NepalDoc medicine catalog for: Epilepsy, Tonic-clonic status epilepticus.

For Epilepsy: Acetazolamide, Gabapentin, Lamotrigine.

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+ Safety information

This page is information only and is not medical advice. Medicine details come from the sources listed above and may change — always confirm the medicine, strength and dose with a pharmacist or doctor before use. NLEM listing does not guarantee that a medicine is in stock at any pharmacy.

NepalDoc — Nepal's Healthcare Super-App (Beta) / नेपालको स्वास्थ्य सुपर-एप (बेटा).
Medicine information only — not medical advice. Confirm with a pharmacist or doctor.